Calculator A to Z

Calculators Created by Chandana P Dev

Chandana P Dev
NSS College of Engineering (NSSCE), Palakkad
https://www.linkedin.com/in/chandana-p-dev-7326221b4/
537
Formulas Created
1824
Formulas Verified
433
Across Categories

List of Calculators by Chandana P Dev

Following is a combined list of all the calculators that have been created and verified by Chandana P Dev. Chandana P Dev has created 537 and verified 1824 calculators across 433 different categories till date.
Dynamic Viscosity (3)
Verified Dynamic Viscosity for Pressure Reduction over Length of Piston
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Verified Dynamic Viscosity for Vertical Upward Force on Piston with Piston Velocity
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Verified Dynamic Viscosity given Velocity of Flow in Oil Tank
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3 More Dynamic Viscosity Calculators
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Force Variation Diagram and Loss Due to Anchorage Slip (12)
Created Anchorage Slip given Settling Length
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Created Area of Prestressing Steel given Settling Length
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Created Length of Cable given Slip of Anchorage
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Created Loss of Prestress due to Slip
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Created Pressure Drop given Setting Length
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Created Pressure Drop when Anchorage Slip and Settling Length are Considered
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Created Prestressing Force after Immediate Loss when Reverse Friction Effect is Considered
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Created Prestressing Force at distance x when Reverse Friction is Considered
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Created Prestressing Force Immediately after Loss given Settling Length
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Created Settling Length given Pressure Drop
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Created Settling Length given Prestressing Force Immediately after Loss
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Created Slip of Anchorage
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Group Velocity (8)
Verified Deepwater Celerity
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Verified Deepwater Wavelength
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Verified Group Velocity for Deepwater
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Verified Group Velocity for Shallow Water
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Verified Group Velocity given Deepwater Celerity
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Verified Group velocity of wave given wavelength and wave period
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Verified Wave Period given group velocity for shallow water
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Verified Wavelength given group velocity of shallow water
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Normal Stress of members Subjected to Axial Load (1)
Verified Stress along X-direction when Member Subjected to Axial Load
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4 More Normal Stress of members Subjected to Axial Load Calculators
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Pressure Gradient (1)
Verified Pressure Gradient given Maximum Shear Stress
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5 More Pressure Gradient Calculators
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Velocity of Piston (2)
Verified Velocity of Piston for Vertical Upward Force on Piston
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Verified Velocity of Piston given Velocity of Flow in Oil Tank
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4 More Velocity of Piston Calculators
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Adjustment of Design Values for Connections with Fasteners (12)
Created Adjusted Design Value for Lateral Loading for Drift Bolts and Pins
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Created Adjusted Design Value for Lateral Loading for Lag Screws
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Created Adjusted Design Value for Lateral Loading for Metal Plate Connectors
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Created Adjusted Design Value for Lateral Loading for Nails and Spikes
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Created Adjusted Design Value for Lateral Loading for Spike Grids
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Created Adjusted Design Value for Lateral Loading for Wood Screws
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Created Adjusted Design Value for Withdrawal for Drift Bolts and Pins
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Created Adjusted Design Value for Withdrawal for Lag Screws
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Created Adjusted design value for withdrawal for nails and spikes
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Created Adjusted design value for withdrawal for wood screws
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Verified Adjusted value for loading normal to grain for split ring and shear plate connectors
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Verified Adjusted value for loading parallel to grain for split ring and shear plate connectors
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1 More Adjustment of Design Values for Connections with Fasteners Calculators
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Aerodrome Reference Temperature (2)
Verified Aerodrome reference temperature
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Verified Monthly mean of maximum daily temperature for hottest month of year
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1 More Aerodrome Reference Temperature Calculators
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Air Trip Distribution Models (1)
Verified Travel by Air Passengers between Cities i and j
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12 More Air Trip Distribution Models Calculators
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Aircraft Runway Length Estimation (1)
Verified True aircraft speed (Mach number)
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10 More Aircraft Runway Length Estimation Calculators
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Allowable Shear (1)
Verified Vertical Stirrup Leg Area when Group of Bars is Bent at Different Distances
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12 More Allowable Shear Calculators
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Allowable Stress Design for Building Beams (9)
Created Allowable Stress for solid compression flange cross section and area not less than tension flange
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Created Allowable Stress given Simplifying Term between 0.2 and 1
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Created Allowable Stress when Simplifying Term is Greater than 1
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Created Maximum Fiber Stress in Bending for Laterally Supported Compact Beams and Girders
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Created Maximum Fiber Stress in Bending for Laterally Supported Noncompact Beams and Girders
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Created Maximum Unsupported Length of Compression Flange-1
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Created Maximum Unsupported Length of Compression Flange-2
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Created Modifier for Moment Gradient
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Created Simplifying Term for Allowable Stress Equations
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Allowable Stress Design for Building Columns (5)
Created Allowable Compressive Stress when Slenderness Ratio is Less than Cc
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Created Allowable Compressive Stress when Slenderness Ration is Greater than Cc
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Created Effective Length Factor
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Created Safety Factor for Allowable Compressive Stress
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Created Slenderness Ratio Used for Separation
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Allowable Stress Design for Shear in Bridges (1)
Verified Steel Yield Strength using Allowable Shear stress for Flexural Members in Bridges
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2 More Allowable Stress Design for Shear in Bridges Calculators
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Analysis of Aquifer-Test Data (4)
Verified Storage Coefficient from Theis Equation of Transmissivity
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Verified Theis equation to determine storage coefficient
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Verified Theis equation to determine transmissivity
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Verified Transmissivity given Storage Coefficient from Theis Equation
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Analysis of Behaviour (8)
Created Equilibrium Equation for Analysis
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Created Strain Difference in Prestressed Tendons given Strain in Concrete at level of steel
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Created Strain Difference in Tendons at any Loading Stage
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Created Strain in Concrete at Level of Steel
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Created Strain in Prestressed Tendons
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Created Stress in Concrete in Equilibrium Equation
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Created Stress in Non-Prestressed Reinforcement in Equilibrium Equation
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Created Stress in Prestressed Tendons in Equilibrium Equation
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Analysis of Ultimate Strength (5)
Created Area of Prestressing Tendon for Known Tensile Strength of Section
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Created Characteristic Tensile Strength of Prestressing Tendons for Known Tensile Strength of Section
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Created Characteristic Tensile Strength of Prestressing Tendons in Presence of Non-Prestressing Steel
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Created Ultimate Tensile Force in Absence of Non-Prestressed Reinforcement
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Created Ultimate Tensile Strength of Section in Presence of Non-Prestressing Reinforcement
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Antecedent Moisture Condition (AMC) (1)
Verified Curve Number for Antecedent Moisture Condition-III
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1 More Antecedent Moisture Condition (AMC) Calculators
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Approximate Equations (4)
Verified Discharge when drawdown at pumping well is considered
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Verified Drawdown at Pumping Well
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Verified Drawdown when Steady Flow of Unconfined Aquifer
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Verified Transmissivity when Discharge at Drawdown is considered
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Arch Dams (9)
Verified Constant K1 given Rotation Due to Moment on Arch Dam
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Verified Constant K5 given Deflection Due to Moments on Arch Dam
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Verified Deflection Due to Shear on Arch Dam
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Verified Deflection Due to Thrust on Arch Dam
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Verified Intrados Stresses on Arch Dam
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Verified Normal Radial Pressure at centerline given Moment at Abutments of Arch Dam
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Verified Rotation Due to Moment on Arch Dam
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Verified Rotation Due to Twist on Arch Dam
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Verified Shear Force given Deflection Due to Shear on Arch Dam
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13 More Arch Dams Calculators
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At Service Load (8)
Created Effective Prestress without Conventional Steel at Service Loading Stage
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Created Strain in Concrete due to Effective Prestress
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Created Strain in Tendons due to Effective Prestress
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Created Stress in Concrete at Tensile Axial Load without Conventional Steel at Service Loading Stage
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Created Stress in Concrete Member with Non-Prestressing Steel at Service Load
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Created Stress in Concrete Member with Non-Prestressing Steel at Service Load Having Compressive Axial Load
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Created Stress in Concrete Member without Reinforcement and Compressive Axial Force at Service Load
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Created Tensile Axial Force in Member without Non-Prestressing Steel at Service Loading Stage
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At Transfer (7)
Created Area of Concrete for Known Stress in Concrete without Non-Prestressed Reinforcement
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Created Area of Concrete given Stress in Concrete in Presence of Non-Prestressed Reinforcement
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Created Area of Non-Prestressed Reinforcement given Stress in Concrete
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Created Prestress at Transfer after Short Term Loss
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Created Prestress at Transfer after Short Term Loss in Presence of Non-Prestressed Reinforcement
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Created Stress in Concrete in Member without Non-Prestressed Reinforcement
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Created Stress in Concrete in Presence of Non-prestressed Reinforcement
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Average Daily Influent Flow Rate (6)
Verified Average Daily Influent Flow Rate given Hydraulic Retention Time
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Verified Average Daily Influent Flow Rate given Net Waste Activated Sludge
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Verified Average Daily Influent Flow Rate given RAS Pumping Rate from Aeration Tank
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Verified Average Daily Influent Flow Rate given Reactor Volume
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Verified Average Daily Influent Flow Rate given Theoretical Oxygen Requirement
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Verified Average Daily Influent Flow Rate using Recirculation Ratio
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Backwater Effect (4)
Verified Actual discharge from backwater effect on rating curve normalized curve
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Verified Actual Fall at stage given Actual Discharge
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Verified Normalized discharge of backwater effect on rating curve normalized curve
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Verified Normalized value of Fall given discharge
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Barlow's Runoff Coefficient (16)
Verified Barlow's formula for Runoff
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Verified Flat Partly Cultivated Stiff Soils with Average or Varying Rainfall
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Verified Flat Partly Cultivated Stiff Soils with Continuous Downpour
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Verified Flat Partly Cultivated Stiff Soils with with Light rain
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Verified Runoff in Average Catchment with Average or Varying Rainfall
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Verified Runoff in Average Catchment with Continuous Downpour
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Verified Runoff in Average Catchment with Light Rain
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Verified Runoff in Flat Cultivated and Absorbent Soils with Average or Varying Rainfall
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Verified Runoff in Flat Cultivated and Absorbent Soils with Continuous Downpour
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Verified Runoff in Flat Cultivated and Absorbent Soils with Light Rain
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Verified Runoff in Hills and Plains with little Cultivation and Average or Varying Rainfall
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Verified Runoff in Hills and Plains with little Cultivation and Continuous Downpour
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Verified Runoff in Hills and Plains with little Cultivation and Light Rainfall
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Verified Runoff in Very Hilly, Steep and Hardly any Cultivation Catchment with Average or Varying Rainfall
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Verified Runoff in Very Hilly, Steep and Hardly any Cultivation Catchment with Continuous Downpour
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Verified Runoff in Very Hilly, Steep and Hardly any Cultivation Catchment with Light Rain
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Base Plates (10)
Created Allowable Bearing Pressure given Flange Thickness for H shaped Column
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Created Area Required by Base Plate
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Created Bearing Pressure given Plate Thickness
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Created Column Depth using Plate Length
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Created Column Flange Width given Plate Length
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Created Column load for given base plate area required
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Created Flange Thickness for H shaped Columns
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Created Plate Length
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Created Thickness of Plate
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Created Thickness of Plate for H shaped Column
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Basic Relationship Of Thermodynamics (1)
Verified Total Energy in compressible fluids
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21 More Basic Relationship Of Thermodynamics Calculators
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Basic Theory (10)
Verified Actual Infiltration
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Verified Cumulative Infiltration given Total Precipitation
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Verified Direct Surface Runoff given Total Precipitation
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Verified Equation for Potential Maximum Retention
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Verified Initial Abstraction
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Verified Initial Abstraction given Total Precipitation
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Verified Maximum Potential Runoff
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Verified Precipitation given Maximum Potential Runoff
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Verified Precipitation given Potential Maximum Retention
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Verified Water Balance Equation for Rainfall
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1 More Basic Theory Calculators
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Basin Lag for Drainage Areas of the USA (3)
Verified Basin Lag for Foot Hill Drainage Area
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Verified Basin Lag for Mountainous Drainage Areas
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Verified Basin Lag for Valley Drainage Areas
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Bay Superelevation (2)
Verified Depth given Water Surface Slope
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Verified Superelevation
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2 More Bay Superelevation Calculators
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Beams (7)
Verified Beam Width given Extreme Fiber Stress for Rectangular Timber Beam
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Verified Bending Moment using Extreme Fiber Stress for Rectangular Timber Beam
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Verified Extreme Fiber Stress for Rectangular Timber Beam given Section Modulus
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Verified Extreme Fiber Stress in Bending for Rectangular Timber Beam
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Verified Horizontal Shearing Stress in Rectangular Timber Beam
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Verified Section Modulus given Height and Breadth of Section
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Verified Total Shear given Horizontal Shearing Stress
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6 More Beams Calculators
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Beams (12)
Created Beam Buckling Factor 1
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Created Beam Buckling Factor 2
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Created Critical Elastic Moment
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Created Critical elastic moment for box sections and solid bars
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Created Limiting Buckling Moment
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Created Limiting Laterally Unbraced Length for Full Plastic Bending Capacity for I and Channel Sections
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Created Limiting Laterally Unbraced Length for Full Plastic Bending Capacity for Solid Bar and Box Beams
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Created Limiting Laterally Unbraced Length for Inelastic Lateral Buckling
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Created Limiting Laterally Unbraced Length for Inelastic Lateral Buckling for Box Beams
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Created Maximum Laterally Unbraced Length for Plastic Analysis
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Created Maximum Laterally Unbraced Length for Plastic Analysis in Solid Bars and Box Beams
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Created Specified Minimum Yield Stress for Web given Lr
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Bearing on Milled Surfaces (4)
Verified Allowable Bearing Stress for expansion rollers and rockers where diameter is from 635 mm to 3175 mm
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Verified Allowable Bearing Stress for expansion rollers and rockers where diameter is up to 635 mm
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Verified Diameter of Roller or Rocker for milled surface
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Verified Diameter of Roller or Rocker for milled surface for d less than 635 mm
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2 More Bearing on Milled Surfaces Calculators
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Bearing Plates (12)
Created Actual Bearing Pressure under Plate
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Created Allowable Bearing Stress on Concrete when Full Area is used for Support
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Created Allowable Bearing Stress on Concrete when Less than Full Area is used for Support
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Created Allowable Bending Stress given Plate Thickness
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Created Beam Reaction Given Actual Bearing Pressure
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Created Beam Reaction given Area Required by Bearing Plate
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Created Bearing plate area for full concrete area support usage
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Created Bearing plate area for less than full concrete area usage
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Created Minimum Bearing Length of Plate using Actual Bearing Pressure
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Created Minimum Width of Plate given Plate Thickness
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Created Minimum Width of Plate using Actual Bearing Pressure
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Created Plate Thickness
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Bed Material Load (1)
Verified Soil Erodibility Factor given Suspended Sediment Load
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2 More Bed Material Load Calculators
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Bending and Axial Compression (3)
Created Maximum Bending Stress for Load Applied to Narrow Member Face
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Created Maximum Compressive Stress for Biaxial Bending
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Created Maximum Compressive Stress for Uniaxial Bending
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Bending Stresses (1)
Verified Section modulus of transformed Composite Section given Stress in Steel for Unshored Members
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9 More Bending Stresses Calculators
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Blaney-Criddle Formula (1)
Verified Equation for Blaney Criddle
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BOD Loading (4)
Verified BOD Loading for First Stage Filter
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Verified BOD Loading for First Stage Filter using BOD Loading for Second Filter Stage
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Verified BOD Loading for Second Stage Filter
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Verified BOD Loading to Second Filter Stage given Efficiency of Second Filter Stage
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Braking Distance (12)
Verified Assumed Brake application speed given Distance for Deceleration in normal Braking mode
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Verified Deceleration rate when Distance for Deceleration in normal Braking mode
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Verified Deceleration rate when distance for deceleration in normal braking mode is considered
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Verified Distance for Transition from Main gear Touchdown to create Stabilized Braking Configuration
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Verified Distance required for Deceleration in normal Braking mode
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Verified Distance required for deceleration in normal braking mode to nominal takeoff speed
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Verified Distance required for Transition from Maingear Touchdown to create Stabilized Braking Configuration
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Verified Nominal Turn-Off Speed given Distance for Deceleration in normal Braking mode
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Verified Nominal Turn-off Speed given Distance required for Deceleration in normal Braking mode
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Verified Threshold Speed given Distance for Deceleration in Normal Braking Mode
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Verified Threshold Speed given Distance required for Transition from Maingear Touchdown
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Verified Vehicle Speed given Distance required for Transition from Maingear Touchdown
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Breaker Index (13)
Verified Breaker Depth Index
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Verified Breaker Depth Index given Wave Height at Incipient Breaking with Saturated Breaking
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Verified Breaker Height Index
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Verified Deepwater Wave Height given Breaker Height Index
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Verified Deepwater Wave length given Breaker Height Index from Linear Wave Theory
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Verified Equivalent Un-refracted Deepwater Wave Height given Breaker Height Index from Linear Wave Theory
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Verified Local Depth given Root-mean-square Wave Height at Breaking
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Verified Local Depth given Zero-moment Wave Height at Breaking
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Verified Semi-Empirical relationship for Breaker Height Index from Linear Wave Theory
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Verified Water Depth Breaking given Breaker Depth Index
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Verified Wave Height at Incipient Breaking given Breaker Depth Index
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Verified Wave Height at Incipient Breaking given Breaker Height Index
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Verified Zero-moment Wave Height at Breaking
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3 More Breaker Index Calculators
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Buttress Dams (1)
Verified Total Vertical Load for Maximum Intensity in horizontal plane on Buttress Dam
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11 More Buttress Dams Calculators
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Cable Systems (1)
Verified Fundamental Vibration Mode given Natural Frequency of each Cable
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3 More Cable Systems Calculators
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Calculation of Crack Width (9)
Verified Average Strain at Selected Level given Crack Width
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Verified Center to center spacing given shortest distance
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Verified Crack Width on Surface of Section
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Verified Depth of Neutral Axis given Crack Width
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Verified Diameter of longitudinal bar given shortest distance
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Verified Effective cover given shortest distance
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Verified Minimum Clear Cover given Crack Width
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Verified Shortest Distance from Selected Level on Surface to aLongitudinal Bar
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Verified Total Depth of Member given Crack Width
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Cantilever and Counterfort Retaining Walls (1)
Verified Shear Force on Section
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2 More Cantilever and Counterfort Retaining Walls Calculators
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Capillary Tube Viscometer (4)
Verified Discharge given Dynamic Viscosity
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Verified Head given Dynamic Viscosity
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Verified Head given Kinematic Viscosity
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Verified Kinematic Viscosity of flow
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14 More Capillary Tube Viscometer Calculators
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Catenary (2)
Verified Catenary Length given Tension at any Point of Simple Cable with UDL
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Verified Horizontal component given tension at any point of simple cable with UDL
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2 More Catenary Calculators
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Catenary Cable Sag and Distance between Supports (3)
Verified Catenary Parameter for UDL on Catenary Parabolic Cable
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Verified Maximum Sag given Catenary Parameter for UDL on Catenary Parabolic Cable
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Verified UDL given Catenary Parameter for UDL on Catenary Parabolic Cable
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3 More Catenary Cable Sag and Distance between Supports Calculators
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Centrifugal ratio (6)
Created Centrifugal Force Acting on Vehicle
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Created Centrifugal Ratio
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Created Design Speed of Highway
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Created Design Speed of Railway
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Created Radius of Curve given Centrifugal Force
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Created Speed of Vehicle given Centrifugal Force
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Check for Stress in Beams (5)
Verified Distance from Neutral Axis to Face of Concrete
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Verified Moment of Inertia given Unit Stress in Extreme Fiber of Concrete
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Verified Moment of Inertia of Transformed Beam Section
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Verified Total Bending Moment given Unit Stress in Extreme Fiber of Concrete
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Verified Unit Stress in Extreme Fiber of Concrete
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8 More Check for Stress in Beams Calculators
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Circular section (4)
Verified Diameter of Section given Depth of flow in most efficient channel for maximum velocity
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Verified Diameter of Section when Hydraulic Radius is at 0.9D
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Verified Radius of Section given Depth of flows in most efficient channel
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Verified Side Slope of Channel Bed given Discharge through Channels
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15 More Circular section Calculators
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Circular Tapering Rod (4)
Verified Diameter of Circular tapered rod with uniform cross section
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Verified Load at End with known extension of Circular Tapering Rod
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Verified Modulus of Elasticity of Circular Tapering Rod with uniform cross section section
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Verified Modulus of Elasticity using elongation of Circular Tapering rod
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6 More Circular Tapering Rod Calculators
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Circulation and Vorticity (1)
Verified Circulation using Vorticity
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2 More Circulation and Vorticity Calculators
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Clark's Method for IUH (5)
Verified Discharge at Infliction given Constant K
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Verified Inflow at beginning of time interval for routing of time-area histogram
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Verified Outflow at beginning of time interval for routing of time area histogram
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Verified Outflow at end of time interval for routing of time-area histogram
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Verified Time Interval at Inter-Isochrone Area given Inflow
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2 More Clark's Method for IUH Calculators
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Cnoidal Wave Theory (10)
Verified Difference in Presence at point due to Presence of Solitary Wave
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Verified Elevation above bottom given pressure under cnoidal wave in hydrostatic form
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Verified Ordinate of water surface given pressure under cnoidal wave in hydrostatic form
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Verified Particle Velocities given Free Surface Elevation of Solitary Waves
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Verified Pressure Difference to Second Approximation by Fenton
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Verified Pressure under Cnoidal Wave in Hydrostatic Form
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Verified Wave Height given Distance from Bottom to Wave Trough and Water Depth
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Verified Wave height required to produce difference in pressure on seabed
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Verified Wave Period given Cnoidal Wave Theory
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Verified Wavelength for distance from bottom to wave trough
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7 More Cnoidal Wave Theory Calculators
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Coaxial Cylinder Viscometers (6)
Verified Clearance given Torque exerted on Outer Cylinder
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Verified Dynamic Viscosity given Torque exerted on Outer Cylinder
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Verified Height of Cylinder given Torque exerted on Inner Cylinder
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Verified Radius of Outer Cylinder given Velocity Gradient
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Verified Torque exerted on Inner Cylinder given Dynamic Viscosity of Fluid
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Verified Velocity Gradients
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16 More Coaxial Cylinder Viscometers Calculators
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Coefficient of Permeability (21)
Verified Coefficient of permeability at any temperature t for standard value of coefficient of permeability
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Verified Coefficient of permeability at temperature of permeameter experiment
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Verified Coefficient of permeability from analogy of laminar flow (Hagen Poiseuille flow)
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Verified Coefficient of Permeability when Specific or Intrinsic Permeability is Considered
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Verified Coefficient of Permeability when Transmissibility is Considered
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Verified Cross sectional area when coefficient of permeability at permeameter experiment is considered
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Verified Discharge when Coefficient of Permeability at Permeameter Experiment is Considered
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Verified Dynamic viscosity of fluid of laminar flow through conduit or Hagen Poiseuille flow
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Verified Dynamic Viscosity when Specific or Intrinsic Permeability is Considered
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Verified Equation for Specific or Intrinsic Permeability
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Verified Equivalent permeability when transmissivity of aquifer is considered
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Verified Hagen Poiseuille flow or mean particle size of porous medium laminar flow through conduit
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Verified Kinematic Viscosity and Dynamic Viscosity Relation
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Verified Kinematic Viscosity at 20 degree Celsius for standard value of coefficient of permeability
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Verified Kinematic Viscosity for standard value of coefficient of permeability
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Verified Kinematic Viscosity when Specific or Intrinsic Permeability is Considered
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Verified Length when Coefficient of Permeability at Permeameter Experiment is Considered
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Verified Specific or Intrinsic Permeability when Coefficient of Permeability is Considered
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Verified Specific or Intrinsic Permeability when Dynamic Viscosity is Considered
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Verified Standard value of coefficient of permeability
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Verified Unit weight of fluid
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Coefficient of Repletion or Filling (7)
Verified Average Area over Channel Length given Coefficient of Repletion or Filling
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Verified Coefficient of Repletion or Filling
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Verified Darcy-Weisbach Friction term given Coefficient of Repletion or Filling
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Verified Entrance Energy Loss Coefficient given Coefficient of Repletion or Filling
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Verified Exit Energy Loss Coefficient given Coefficient of Repletion or Filling
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Verified Ocean tide amplitude one-half ocean tide range given coefficient of repletion
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Verified Surface Area of Bay given Coefficient of Repletion or Filling
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4 More Coefficient of Repletion or Filling Calculators
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Cold Formed or Light Weighted Steel Structures (15)
Created Allowable Design Strength
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Created Compressive Stress when Basic Design Stress is restricted to 20000 psi
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Created Compressive Stress when Flat Width Ratio is between 10 and 25
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Created Depth of Stiffener Lip
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Created Elastic Local Buckling Stress
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Created Flat Width Ratio for Deflection Determination
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Created Flat Width Ratio for Safe Load Determination
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Created Flat Width Ratio given Depth of Stiffener Lip
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Created Flat Width Ratio given Plate Slenderness Factor
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Created Flat Width Ratio of Stiffened Element using Elastic Local Buckling Stress
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Created Flat Width Ratio of Stiffened Element using Moment of Inertia
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Created Minimum Allowable Moment of Inertia
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Created Nominal Strength using Allowable Design Strength
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Created Plate Slenderness Factor
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Created Reduction Factor for Cold Form Strength Determination
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Column Moments (1)
Verified Eccentricity of Shear
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3 More Column Moments Calculators
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Columns (4)
Created Critical Buckling Stress when Slenderness Parameter is Greater than 1.5
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Created Critical Buckling Stress when Slenderness Parameter is Less than 1.5
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Created Maximum Load on Axially Loaded Members
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Created Slenderness Parameter
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Combined Axial and Bending Loads (3)
Verified Distance from extreme fiber given Moment of Resistance and Moment of Inertia along with stress
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Verified Moment of Resistance given Young's Modulus, Moment of Inertia and Radius
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Verified Radius with known Young's Modulus, Moment of Resistance and Moment of Inertia
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18 More Combined Axial and Bending Loads Calculators
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Combined Bending and Torsion Condition (2)
Verified Torsional moment when member is subjected to both bending and torsion
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Verified Torsional stress given combined bending and torsional stress
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5 More Combined Bending and Torsion Condition Calculators
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Combined Stresses (2)
Created Creep Coefficient given Creep Strain
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Created Elastic Strain given Creep Strain
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1 More Combined Stresses Calculators
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Compass Surveying (11)
Created Fore Bearing in Whole Circle Bearing System
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Created Included Angle from Two Lines
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Created Included Angle when Bearings are Measured in Opposite Side of Common Meridian
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Created Included Angle when Bearings are Measured in Same Side of different meridian
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Created Magnetic Bearing given True Bearing with East Declination
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Created Magnetic Bearing given True Bearing with West Declination
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Created Magnetic Declination to East
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Created Magnetic Declination to West
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Created Magnetic Declination to West for Compass Surveying
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Created True Bearing if Declination is in East
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Created True Bearing if Declination is in West
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Complementary Induced Stress (1)
Verified Angle of Oblique Plane using Shear Stress when Complementary Shear Stresses are Induced
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5 More Complementary Induced Stress Calculators
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Compressibility of Aquifers (1)
Verified Discharge per Unit Width of Aquifer
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3 More Compressibility of Aquifers Calculators
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Compression (4)
Verified 28-Day Concrete Compressive Strength
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Verified 28-Day Concrete Compressive Strength given Water Cement Ratio
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Verified Water Cement Ratio given 28-Day Concrete Compressive Strength
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Verified Youngs modulus of concrete
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17 More Compression Calculators
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Computation of Uniform Flow (5)
Verified Bed Slope of Channel Section given Discharge
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Verified Conveyance given Discharge
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Verified Discharge given Conveyance
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Verified Manning's Formula for Conveyance given Discharge
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Verified Manning's Formula for Discharge given Conveyance
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14 More Computation of Uniform Flow Calculators
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Concentration of Solids (3)
Verified Concentration of Sludge in Return Line given RAS Pumping Rate from Aeration Tank
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Verified Concentration of Sludge in Return Line given Wasting Rate from Return Line
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Verified Concentration of Solids in Effluent given Wasting Rate from Return Line
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Confidence Limits (6)
Verified Confidence interval of variate
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Verified Equation for confidence interval of variate
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Verified Equation for Variate 'b' using Frequency Factor
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Verified Probable Error
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Verified Sample Size when Probable Error is Considered
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Verified Variate 'b' given Probable Error
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2 More Confidence Limits Calculators
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Confined Groundwater Flow between Water Bodies (7)
Verified Aquifer thickness when discharge is considered
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Verified Coefficient of Permeability when discharge is considered
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Verified Discharge per unit width of aquifers
Go
Verified Equation of Hydraulic Grade Line in Confined Groundwater Flow
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Verified Length when Discharge per Unit Width of Aquifer is Considered
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Verified Rate of movement through aquifer and confining bed
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Verified Velocity Equation of Hydraulics
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Construction of S-Curve (3)
Verified Ordinates of unit hydrograph for S-Curve at certain time
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Verified S Curve Addition
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Verified S Curve at any time
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Construction Safety Management (8)
Created Injury Frequency Rate
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Created Injury Frequency Rate given Injury Index
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Created Injury Index
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Created Injury Severity Rate
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Created Number of Days Lost given Severity Rate
Go
Created Number of Disabling Injuries given Frequency Rate
Go
Created Number of Man-Hour worked given Frequency Rate
Go
Created Severity Rate given Injury Index
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Controlling Sewer-Water Flow (7)
Verified Area for Siphon Throat
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Verified Coefficient of Discharge given Area for Siphon Throat
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Verified Depth of Flow over Weir given Flow Diversion
Go
Verified Discharge given Area for Siphon Throat
Go
Verified Flow Diversion for Side Weir
Go
Verified Head given Area for Siphon Throat
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Verified Length of Weir given Flow Diversion
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Conventional Airport Forecast Methods (6)
Verified Domestic Passenger Enplanement
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Verified Domestic Passenger Enplanement in Location i
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Verified Percent Market Share for Airport
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Verified Percent Market Share for Region 'j'
Go
Verified Percent Market Share of State of total US Market
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Verified Total Scheduled Domestic Passenger Enplanement
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Correction for tension and sag to measured length (2)
Verified Sag Correction of Unsupported Tape
Go
Verified Tape Weight given Sag Correction of Unsupported Tape
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3 More Correction for tension and sag to measured length Calculators
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Critical Flow And Its Computation (2)
Verified Critical Depth for Rectangular Channel
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Verified Discharge per unit Width given Critical Depth for Rectangular Channel
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14 More Critical Flow And Its Computation Calculators
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Critical Path Method (4)
Created Free Float Used in CPM
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Created Independent Float Used in CPM
Go
Created Interfering Float
Go
Created Total Float in CPM
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Culverts on Subcritical Slopes (4)
Verified Entrance Loss Coefficient using formula for Head on Entrance measured from Bottom of Culvert
Go
Verified Manning's Formula for Hydraulic Radius given Velocity of Flow in Culverts
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Verified Normal Depth of Flow given Head on Entrance measured from Bottom of Culvert
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Verified Velocity of Flow given Head on Entrance measured from Bottom of Culvert
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10 More Culverts on Subcritical Slopes Calculators
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Curve Number (CN) (1)
Verified Potential Maximum Retention given Curve Number
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2 More Curve Number (CN) Calculators
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Cylindrical Vessel Containing Liquid Rotating with its Axis Horizontal. (3)
Verified Pressure intensity when radial distance is zero
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Verified Specific Weight of Liquid given Total Pressure Force on each end of Cylinder
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Verified Total Pressure Force on Each End of Cylinder
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2 More Cylindrical Vessel Containing Liquid Rotating with its Axis Horizontal. Calculators
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Dams on Soft or Porous Foundations (6)
Verified Length of Conduit after using Area of Pipe in Discharge
Go
Verified Number of Beds given discharge for Dams on Soft Foundations
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Verified Saturation for Total Pressure per unit Area for Dams on Soft Foundations
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Verified Specific gravity of water given Neutral stress per unit area for Dams on Soft Foundations
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Verified Velocity given Length of Conduit after using Area of Pipe in Discharge
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Verified Void Ratio given Total Pressure per unit Area for Dams on Soft Foundations
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18 More Dams on Soft or Porous Foundations Calculators
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Darcy – Weisbach Equation (6)
Verified Density of Fluid given Friction Factor
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Verified Diameter of Pipe given Friction Factor
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Verified Diameter of Pipe given Head Loss due to Frictional Resistance
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Verified Dynamic Viscosity given Friction Factor
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Verified Head Loss due to Frictional Resistance
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Verified Total Required Power
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15 More Darcy – Weisbach Equation Calculators
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Darcy's Law (3)
Verified Apparent Velocity and Bulk Pore Velocity Relationship
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Verified Apparent Velocity of Seepage given Reynolds Number of Value Unity
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Verified Bulk Pore Velocity
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4 More Darcy's Law Calculators
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Dash - Pot Mechanism (7)
Verified Diameter of Piston given Rate of Flow
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Verified Pressure Gradient given Rate of Flow
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Verified Pressure Gradient given Velocity of Flow in Oil Tank
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Verified Rate of Flow given velocity of piston
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Verified Shear Stress resisting motion of piston
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Verified Velocity of Flow in Oil Tank
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Verified Vertical Upward Force on Piston given Piston Velocity
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16 More Dash - Pot Mechanism Calculators
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Deflection Due to Prestressing Force (15)
Verified Deflection Due to Prestressing for Parabolic Tendon
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Verified Deflection Due to Prestressing for Singly Harped Tendon
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Verified Deflection Due to Prestressing given Doubly Harped Tendon
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Verified Flexural Rigidity given Deflection Due to Prestressing for doubly Harped Tendon
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Verified Flexural Rigidity given Deflection Due to Prestressing for Parabolic Tendon
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Verified Flexural Rigidity given Deflection Due to Prestressing for Singly Harped Tendon
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Verified Length of Span given Deflection Due to Prestressing for Parabolic Tendon
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Verified Length of Span given Deflection Due to Prestressing for Singly Harped Tendon
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Verified Moment of Inertia for Deflection due to prestressing for parabolic tendon
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Verified Moment of Inertia for deflection due to prestressing of singly harped tendon
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Verified Uplift Thrust given Deflection Due to Prestressing for doubly Harped Tendon
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Verified Uplift Thrust given Deflection Due to Prestressing for Singly Harped Tendon
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Verified Uplift Thrust when Deflection Due to Prestressing for Parabolic Tendon
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Verified Young's Modulus given Deflection Due to Prestressing for Parabolic Tendon
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Verified Young's Modulus given Deflection Due to Prestressing for Singly Harped Tendon
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4 More Deflection Due to Prestressing Force Calculators
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Density Currents in Harbors (1)
Verified Water Depth given Velocity in Dry Bed Curve
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22 More Density Currents in Harbors Calculators
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Density of Sediment Deposits (7)
Verified Average Unit Weight of Deposit during period of T years
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Verified Equation for Weighted Value of Sand, Silt and Clay
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Verified Initial Unit Weight given Average Unit Weight of Deposit
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Verified Percentage of Clay given Unit Weight of Deposit
Go
Verified Percentage of Sand given Unit Weight of Deposit
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Verified Percentage of Silt for Unit Weight of Deposits
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Verified Weighted Value given Average Unit Weight of Deposit
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1 More Density of Sediment Deposits Calculators
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Description of the Flow Pattern (2)
Verified Component of Velocity in X-Direction using Slope of Streamline
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Verified Component of Velocity in Y-Direction given Slope of Streamline
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1 More Description of the Flow Pattern Calculators
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Design Mix Concrete (1)
Verified Water Cementitious Ratio
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4 More Design Mix Concrete Calculators
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Design of a complete mix activated sludge reactor (2)
Verified Recirculation Ratio
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Verified Sludge Concentration using Wasting Rate from Return Line when Solid Concentration in Effluent is Low
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Design of Fillets (12)
Verified Aircraft Datum Length given Length of each Wedge-shaped End of Fillet
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Verified Distance along Straight Taxiway Center line given Length of each End of Fillet
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Verified Length of each wedge-shaped end of fillet
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Verified Maximum Deviation permissible without Filleting
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Verified Maximum value of deviation of main undercarriage given radius of fillet
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Verified Minimum Safety Margin given Maximum Deviation permissible without Filleting
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Verified Minimum safety margin given radius of fillet
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Verified Radius of fillet
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Verified Radius of taxiway centerline given radius of fillet
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Verified Taxiway Width given Maximum Deviation permissible without Filleting
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Verified Track of Main Undercarriage given Maximum Deviation permissible without Filleting
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Verified Track of main undercarriage given radius of fillet
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Design of Stiffeners (3)
Verified Computed Force given Cross sectional Area of Column Web Stiffeners
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Verified Cross sectional area of Column Web Stiffeners
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Verified Stiffener Yield Stress given Cross Sectional Area of Column Web Stiffeners
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13 More Design of Stiffeners Calculators
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Determination of Evapotranspiration (3)
Verified Consumptive use of water for large areas
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Verified Equation for constant depending upon latitude in net radiation of evaporable water equation
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Verified Equation for Parameter Including Wind Velocity and Saturation Deficit
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Determination of n and S of Nash's Model (4)
Verified First Moment of DRH about time origin divided by total direct runoff
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Verified First moment of ERH about time origin divided by total effective rainfall
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Verified First moment of ERH given second moment of DRH
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Verified First moment of instantaneous unit hydrograph, IUH
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1 More Determination of n and S of Nash's Model Calculators
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Determining storm water flow (3)
Verified Average Rainfall Rate given Stormwater
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Verified Coefficient of Runoff given Stormwater
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Verified Drainage Area given Stormwater
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1 More Determining storm water flow Calculators
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Development Length Requirements (7)
Verified Area of Bar given Basic Development Length
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Verified Bar Steel Yield Strength given Basic Development Length
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Verified Bar Steel Yield Strength given Basic Development Length for 14mm Diameter Bars
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Verified Bar Steel Yield Strength given Basic Development Length for 18mm Diameter Bars
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Verified Basic Development Length for 14mm Diameter Bars
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Verified Basic Development Length for 18mm Diameter Bars
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Verified Basic Development Length for Bars and Wire in Tension
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4 More Development Length Requirements Calculators
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Dhruv Narayan Et Al's Equation (2)
Verified Dhruv Narayan Et Al's Equation for Annual Runoff Volume
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Verified Dhruv Narayan Et Al's Equation for Annual Sediment Yield Rate from Catchment Area
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Dimensionless Ratios and Scaling Laws (6)
Verified Scale Factor for Acceleration
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Verified Scale Factor for Density of Fluid given Scale Factor for Inertia Forces
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Verified Scale Factor for Inertia Forces
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Verified Scale Factor for Length given Scale Factor for Inertia Forces
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Verified Scale Factor for Velocity given Scale Factor for Acceleration
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Verified Scale Factor for Velocity given Scale Factor for Inertia Forces
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7 More Dimensionless Ratios and Scaling Laws Calculators
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Discharge (3)
Verified Discharge considering approach velocity
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Verified Discharge over weir
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Verified Discharge without considering velocity
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5 More Discharge Calculators
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Disposing of storm water (4)
Verified Area of Opening given Inlet Capacity for Flow Depth more than 1ft 5in
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Verified Depth of Flow at Inlet given Inlet Capacity for Flow Depth up to 4.8in
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Verified Depth of Flow given Inlet Capacity for Flow Depth more than 1ft 5in
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Verified Inlet Capacity for Flow Depth more than 1ft 5in
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6 More Disposing of storm water Calculators
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Distance-Drawdown Analysis (10)
Verified Drawdown across one log cycle from distance drawdown graphs given transmissivity
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Verified Drawdown across One Log Cycle given Transmissivity for Inconsistent Units
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Verified Pumping rate from distance drawdown graphs
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Verified Pumping Rate given Transmissivity for Inconsistent Units from Distance-Drawdown Graphs
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Verified Storage coefficient for inconsistent units from distance drawdown graphs
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Verified Storage coefficient from distance drawdown graphs
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Verified Time at which drawdowns are measured for storage coefficient
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Verified Transmissivity for inconsistent units from distance drawdown graphs
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Verified Transmissivity from distance drawdown graphs
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Verified Transmissivity given storage coefficient from distance drawdown
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Doubly Reinforced Rectangular Sections (1)
Verified Cross-Sectional Area of Compressive Reinforcing
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2 More Doubly Reinforced Rectangular Sections Calculators
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Doubly Reinforced Rectangular Sections (2)
Created Bending moment capacity of rectangular beam
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Created Depth of equivalent rectangular compressive stress distribution
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Doubly Reinforced Rectangular Sections (15)
Created Force Acting on compressive steel
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Created Force Acting on tensile steel
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Created Linear variation of stress and strain with distance
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Verified Moment Resistance in Compression
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Created Moment Resistance of Tensile Steel given Area
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Created Moment Resistance of Tensile Steel given Force
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Verified Moment Resisting Capacity of Compressive Steel given Stress
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Verified Moment Resisting Capacity of Concrete
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Created Ratio of Depth in Design Reviewing
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Created Stress in Compressive Steel
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Verified Stress in Extreme Compression Surface given Moment Resistance
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Created Stress in Tensile Steel given Bending Moment
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Created Stress in Tensile Steel to Stress in Extreme Compression Surface Ratio
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Created Total Compression on concrete
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Created Total compressive force on beam cross section
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3 More Doubly Reinforced Rectangular Sections Calculators
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Drill String Buckling (5)
Verified Cross section area of column for critical buckling load
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Verified Flow Velocity given Reynolds Number in shorter length of pipe
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Verified Kinematic viscosity of fluid given Reynolds number in shorter length of pipe
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Verified Pipe diameter given Reynolds number in shorter length of pipe
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Verified Reynolds Number in shorter length of pipe
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3 More Drill String Buckling Calculators
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Dynamics of Ocean Currents (10)
Verified Angular Velocity given Coriolis Acceleration
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Verified Angular Velocity given Pressure Gradient Normal to Current
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Verified Coriolis Acceleration
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Verified Current Velocity given Coriolis Acceleration
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Verified Current Velocity given Pressure Gradient Normal to Current
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Verified Current Velocity given Radius of Curvature
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Verified Latitude given Coriolis Acceleration
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Verified Latitude given Pressure Gradient Normal to Current
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Verified Pressure Gradient Normal to Current
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Verified Radius of Curvature given current velocity
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Earth Dam (2)
Verified Molitor-Stevenson equation for height of waves for fetch more than 20 miles
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Verified Velocity when wave heights between 1 and 7 feet
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23 More Earth Dam Calculators
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Eckman Wind Drift (13)
Verified Angle between Wind and Current Direction
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Verified Angular Velocity of Earth given Depth of Frictional Influence by Eckman
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Verified Depth given Angle between Wind and Current Direction
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Verified Depth given Volume Flow rate per unit of Ocean Width
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Verified Depth over which turbulent Eddy viscosity is important or Depth of Frictional Influence by Eckman
Go
Verified Latitude given Depth of Frictional Influence by Eckman
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Verified Velocity at Surface given Velocity Component along horizontal x axis
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Verified Velocity at Surface given Velocity Component along horizontal y axis
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Verified Velocity Component along horizontal x axis
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Verified Velocity Component along horizontal y axis
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Verified Vertical Coordinate from Ocean Surface given Angle between Wind and Current Direction
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Verified Vertical Eddy Viscosity Coefficient given Depth of Frictional Influence by Eckman
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Verified Volume Flow Rates per unit of Ocean Width
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2 More Eckman Wind Drift Calculators
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Economics of Project Management (9)
Created Contribution Per Unit
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Created Fixed Cost
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Created Profit
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Created Selling Price
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Created Total Cost
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Created Total Cost given Profit
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Created Total Revenue
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Created Total Variable Cost
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Created Volume of Output
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Eddy Loss (5)
Verified Eddy loss for abrupt contraction channel transition
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Verified Eddy loss for abrupt expansion channel transition
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Verified Eddy loss for gradual contraction channel transition
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Verified Eddy loss for gradual expansion channel transition
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Verified Eddy loss for non uniform flow
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EDM Corrections (11)
Created Barometric Pressure given Group Refractive Index
Go
Created Corrected Slope Distance for Refractive Index
Go
Created Essen and Froome Formula for Group Refractive Index
Go
Created Group Refractive Index at Standard Conditions
Go
Created Group Refractive Index if Temperature and Humidity are different from Standard Values
Go
Created IUCG Formula for Refractive Index
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Created Overall Standard Error
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Created Partial Pressure of Water Vapour when Temperature Effects are Considered
Go
Created Temperature Difference given Partial Pressure
Go
Created Wave Velocity in Medium
Go
Created Wave Velocity in Vacuum
Go
EDM Lines (4)
Created Reduced Distance
Go
Created Spheroidal Distance
Go
Created Spheroidal Distance for Geodimeters
Go
Created Spheroidal Distance for Tellurometers
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Effect of Freshwater Inflow (5)
Verified King's Dimensionless Variable
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Verified Ocean Tide Amplitude using King's Dimensionless Variable
Go
Verified River or Freshwater Inflow to Bay using King's Dimensionless Variable
Go
Verified Surface Area of Bay or Basin using King's Dimensionless Variable
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Verified Tidal Period using King's Dimensionless Variable
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Efficiency of Filter (8)
Verified Efficiency of First Filter given BOD Loading for Second Filter
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Verified Efficiency of First Filter Stage
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Verified Efficiency of First Filter Stage given Overall Efficiency
Go
Verified Efficiency of First Filter Stage using Efficiency of Second Filter Stage
Go
Verified Efficiency of Second Filter Stage
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Verified Efficiency of Second Filter Stage given Overall Efficiency
Go
Verified Overall Efficiency given Efficiency of First and Second Filter Stage
Go
Verified Overall Efficiency of Two Stage Trickling Filter
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Effluent Substrate Concentration (4)
Verified Effluent Flow Rate given Wasting Rate from Return Line
Go
Verified Effluent Substrate Concentration given Net Waste Activated Sludge
Go
Verified Effluent Substrate Concentration given Theoretical Oxygen Requirement
Go
Verified Effluent Substrate Concentration given Volume of Reactor
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Elastic Modulus of Rock (2)
Verified Elastic Modulus of Rock given Rotation Due to Shear on Arch Dam
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Verified Elastic Modulus of Rock given Rotation Due to Twist on Arch Dam
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4 More Elastic Modulus of Rock Calculators
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Elongation due to Self weight (6)
Verified Elongation due to Self Weight in Prismatic Bar
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Verified Elongation due to Self Weight in Prismatic bar using applied load
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Verified Elongation of Truncated Conical Rod due to Self Weight
Go
Verified Length of Bar using Elongation due to Self Weight in Prismatic bar
Go
Verified Length of Bar using its uniform Strength
Go
Verified Modulus of Elasticity of Rod using Extension of Truncated Conical Rod due to Self Weight
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5 More Elongation due to Self weight Calculators
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Elongation of Tapering Bar due to Self Weight (4)
Verified Elongation of Conical Bar due to Self Weight with known Cross-sectional area
Go
Verified Load on Prismatic Bar with known Elongation due to Self Weight
Go
Verified Modulus of Elasticity of Prismatic Bar with known Elongation due to Self Weight
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Verified Self Weight of Prismatic Bar with known Elongation
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9 More Elongation of Tapering Bar due to Self Weight Calculators
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Empirical Evaporation Equations (2)
Verified Meyers formula (1915)
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Verified Rohwers formula (1931)
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1 More Empirical Evaporation Equations Calculators
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Endogenous Decay Coefficient (2)
Verified Endogenous Decay Coefficient given Observed Cell Yield
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Verified Endogenous Decay Constant given Volume of Reactor
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Energy Flux Method (1)
Verified Stable Wave Height
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12 More Energy Flux Method Calculators
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Entrance and Exit Submerged (4)
Verified Entrance Loss Coefficient given Velocity of Flow Fields
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Verified Head Loss in Flow
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Verified Hydraulic Radius of Culvert given Velocity of Flow Fields
Go
Verified Velocity of Flow Fields
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2 More Entrance and Exit Submerged Calculators
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Estimating Marine and Coastal Winds (10)
Verified Coefficient of Drag for Winds Influenced by Stability Effects
Go
Verified Coefficient of Drag for winds influenced by Stability Effects given Von Karman constant
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Verified Friction Velocity given Height of Boundary layer in non-equatorial regions
Go
Verified Friction Velocity of Wind in Neutral Stratification as function of Geostrophic Wind Speed
Go
Verified Geostrophic Wind Speed
Go
Verified Geostrophic Wind Speed given Friction Velocity in Neutral Stratification
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Verified Gradient of Atmospheric Pressure Orthogonal to Isobars
Go
Verified Gradient of Atmospheric Pressure Orthogonal to Isobars given Gradient Wind Speed
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Verified Height of Boundary layer in Non-equatorial Regions
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Verified Wind speed at height above surface in form of near surface wind profile
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14 More Estimating Marine and Coastal Winds Calculators
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Estimation of Flood (7)
Verified Baird and McIllwraith formula for maximum flood discharge
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Verified Catchment area when maximum flood discharge in Ryve's formula
Go
Verified Catchment area when maximum flood discharge is considered in Dickens formula
Go
Verified Fuller's formula for Maximum Flood Discharge
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Verified Jarvis formula for peak discharge
Go
Verified Kirpich Equation
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Verified Ryves Formula for maximum flood discharge
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1 More Estimation of Flood Calculators
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Evaluation of Average Strain and Neutral Axis Depth (21)
Verified Area of non prestressed reinforcement given tension force
Go
Verified Area of non-prestressing reinforcement given average strain
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Verified Area of prestressing steel given tension force
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Verified Average Strain under Tension
Go
Verified Compression force for prestressed section
Go
Verified Couple Force of Cross Section
Go
Verified Depth of neutral axis given couple force of cross section
Go
Verified Distance from compression face to crack width given average strain
Go
Verified Effective Depth of Longitudinal Reinforcement Given Average Strain
Go
Verified Height of crack width at soffit given average strain
Go
Verified Modulus of elasticity of concrete given couple force of cross-section
Go
Verified Modulus of elasticity of non prestressed steel given tension force
Go
Verified Modulus of Elasticity of Non-Prestressed given Average Strain under Tension
Go
Verified Modulus of elasticity of prestressed steel given compression force
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Verified Strain at selected Level given average strain under tension
Go
Verified Strain given couple force of cross section
Go
Verified Strain in longitudinal reinforcement given tension force
Go
Verified Strain in prestressed steel given tension force
Go
Verified Tension force for prestressed section
Go
Verified Width of rectangular zone given average strain
Go
Verified Width of section given couple force of cross section
Go
Evapotranspiration (7)
Verified Actual Evapotranspiration
Go
Verified Actual Evapotranspiration given Aridity Index
Go
Verified Aridity Index
Go
Verified Change in Moisture Storage
Go
Verified Precipitation given Change in Moisture Storage
Go
Verified Runoff given Change in Moisture Storage
Go
Verified Subsurface Outflow given Change in Moisture Storage
Go
Flanged Sections (5)
Verified Depth when Neutral Axis is in Flange
Go
Verified Distance when Neutral Axis Lies in Flange
Go
Verified Equivalent Rectangular Compressive Stress Distribution Depth
Go
Verified Maximum Ultimate Moment when Neutral Axis Lies in Web
Go
Verified Value of omega if neutral axis is in flange
Go
Flat Plate Construction (6)
Verified Clear span in direction moments given total static design moment
Go
Verified Concrete Column Elasticity Modulus using Flexural Stiffness
Go
Verified Moment of Inertia of Centroidal Axis given Flexural Stiffness
Go
Verified Strip width given total static design moment
Go
Verified Total Static Design Moment in Strip
Go
Verified Uniform design load per unit of slab area given total static design moment
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Flat Plate Inclined at an Angle to the Jet (2)
Verified Absolute Velocity for Mass of Fluid Striking Plate
Go
Verified Cross Section Area for Mass of Fluid Striking Plate
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14 More Flat Plate Inclined at an Angle to the Jet Calculators
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Flat Plate Normal to the Jet (5)
Verified Area of Cross Section of Jet given Mass of Fluid
Go
Verified Mass of Fluid Striking Plate
Go
Verified Specific Gravity given Mass of Fluid
Go
Verified Specific Weight given Mass of Fluid
Go
Verified Velocity given Mass of Fluid
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5 More Flat Plate Normal to the Jet Calculators
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Flat Plate Normal to the Jet (1)
Verified Efficiency of Wheel
Go
13 More Flat Plate Normal to the Jet Calculators
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Flood Routing (13)
Verified Average Inflow denoting at beginning and end of Time Interval
Go
Verified Average Inflow given Change in Storage
Go
Verified Average Outflow Denoting Beginning and End of Time Interval
Go
Verified Average Outflow in Time given Change in Storage
Go
Verified Change in Storage Denoting Beginning and End of Time Interval
Go
Verified Inflow at Beginning of Time Interval given Average Inflow
Go
Verified Inflow at End of Time Interval given Average Inflow
Go
Verified Outflow at Beginning of Time Interval given Average Inflow
Go
Verified Outflow at End of Time Interval given Average Inflow
Go
Verified Outflow Rate given Rate of Change of Storage
Go
Verified Storage at Beginning of Time Interval
Go
Verified Storage at end of Time Interval
Go
Verified Storage at end of time interval of reservoir
Go
3 More Flood Routing Calculators
Go
Flow Over a Rectangular Sharp-Crested Weir or Notch (3)
Verified Coefficient of discharge given discharge if velocity considered
Go
Verified Coefficient of discharge given discharge if velocity not considered
Go
Verified Coefficient of discharge given discharge over weir
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14 More Flow Over a Rectangular Sharp-Crested Weir or Notch Calculators
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Flow Over Notches and Weirs (1)
Verified Discharge for most economical pipe diameter for distribution system
Go
7 More Flow Over Notches and Weirs Calculators
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Flow velocity in straight sewers (1)
Verified Area given Water Flow Equation
Go
7 More Flow velocity in straight sewers Calculators
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Flow-Duration Curve (3)
Verified Number of Data Points given Percentage Probability of Flow Magnitude
Go
Verified Order Number of Discharge given Percentage Probability of Flow Magnitude
Go
Verified Percentage probability of flow magnitude
Go
Fluid Particle Displacement (8)
Verified Horizontal Fluid Particle Displacements
Go
Verified Particle Velocity given Change in Pressure
Go
Verified Phase Angle for Horizontal Fluid Particle Displacements
Go
Verified Phase Angle for Vertical Fluid Particle Displacements
Go
Verified Simplified Horizontal Fluid Particle Displacements
Go
Verified Simplified Vertical Fluid Particle Displacements
Go
Verified Vertical Fluid Particle Displacements
Go
Verified Wave Height given Particle Velocity
Go
Flushing/Circulation Processes and Vessel Interactions (10)
Verified Channel Depth given Vessel Blockage Ratio
Go
Verified Channel Width given Vessel Blockage Ratio
Go
Verified Continuity and energy equations given Froude number, drawdown and vessel blockage ratio
Go
Verified Individual Wave Celerities created by moving Vessel
Go
Verified Return Flow Velocity
Go
Verified Vessel Blockage Ratio
Go
Verified Vessel Speed given Individual wave celerities created by moving vessel
Go
Verified Vessel Speed given Return Flow Velocity
Go
Verified Vessel's midsection wetted cross-sectional area given Return Flow Velocity
Go
Verified Vessel's midsection wetted cross-sectional area given Vessel Blockage Ratio
Go
8 More Flushing/Circulation Processes and Vessel Interactions Calculators
Go
Footing (1)
Verified Tensile Bending Stress at Bottom when Footing is Deep
Go
2 More Footing Calculators
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For an Open Rectangular Basin (4)
Verified Length of Basin for Open Rectangular Basin
Go
Verified Natural free Oscillating Period of Basin for Open Rectangular Basin
Go
Verified Number of nodes along axis of Basin for Open Rectangular Basin
Go
Verified Water Depth for Open Rectangular Basin
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Forces Acting on Fluid in Motion (1)
Verified Gravity Force given Sum of Total Forces influencing Motion of Fluid
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8 More Forces Acting on Fluid in Motion Calculators
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Forces Driving Ocean Currents (12)
Verified Coriolis Frequency
Go
Verified Coriolis Frequency given Horizontal Component of Coriolis Acceleration
Go
Verified Drag Coefficient
Go
Verified Drag Coefficient given Wind Stress
Go
Verified Horizontal Component of Coriolis Acceleration
Go
Verified Horizontal Speed across Earth's Surface given Coriolis Frequency
Go
Verified Horizontal Speed across Earth's Surface given Horizontal Component of Coriolis Acceleration
Go
Verified Latitude given magnitude of horizontal component of Coriolis acceleration
Go
Verified Magnitude of horizontal component of coriolis acceleration
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Verified Wind Speed at Height 10 m for Drag Coefficient
Go
Verified Wind Speed at Height 10 m given Wind Stress
Go
Verified Wind Stress
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2 More Forces Driving Ocean Currents Calculators
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Form Drag (1)
Verified Vessel draft given form drag of vessel
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6 More Form Drag Calculators
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Free Oscillation Period (3)
Verified Natural free oscillation period for average horizontal velocity at node
Go
Verified Natural Free Oscillation Period for Open Basin
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Verified Natural Free Oscillation period given Maximum Horizontal Particle Excursion at Node
Go
3 More Free Oscillation Period Calculators
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Friction Factor (4)
Verified Friction Factor
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Verified Friction Factor given Reynolds Number
Go
Verified Friction Factor given Shear Stress
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Verified Friction Factor given Shear Velocity
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2 More Friction Factor Calculators
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Friction Loss (9)
Created Coefficient of Friction given Px
Go
Created Prestress Force at Distance X by Taylor Series Expansion
Go
Created Prestress Force at Stressing End
Go
Created Prestress Force at Stressing End using Taylor Series Expansion
Go
Created Prestressing Force at Distance X
Go
Created Prestressing Force at Distance x from Stretching End for Known Resultant
Go
Created Resultant of Vertical Reaction from Concrete on Tendon
Go
Created Subtended Angle given Resultant Reaction
Go
Created Wobble Coefficient k given Px
Go
General Geometric Properties (4)
Created Area of Concrete Section when Transformed Area is Calculated
Go
Created Area of Prestressing Steel given Transformed Area
Go
Created Transformed Area of Prestressed Member
Go
Created Transformed Area of Prestressed Member given Gross Area of Member
Go
General Principles (16)
Created Compressive stress due to External Moment
Go
Created Cross Sectional Area given Compressive Stress
Go
Created Distance from Center of Gravity of Section to Center of gravity of Strands
Go
Created External Moment with Known Compressive Stress
Go
Created Length of Span given Uniform Load
Go
Created Moment of Inertia when Compressive Stress is Determined
Go
Created Moment Produced due to Prestress
Go
Created Prestressing Force given Compressive Stress
Go
Created Prestressing force given Uniform Load
Go
Created Resulting Stress due to Moment and Prestress and Eccentric Strands
Go
Created Resulting Stress due to Moment and Prestressing Force
Go
Created Sag of Parabola given Uniform Load
Go
Created Stress due to Prestress Moment
Go
Created Unbalanced Load when Load Balancing Method is Used
Go
Created Uniform Compressive Stress due to Prestress
Go
Created Upward Uniform Load using Load Balancing Method
Go
Generation-Distribution Models (5)
Verified Air Trips between i and j
Go
Verified Country Pair Relation Index given Air Traffic between Stations i and j
Go
Verified Factor to adjust for Quantum Effects given Air Trips between i and j
Go
Verified Population at i given Air Trips between i and j
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Verified Time in Years given Air Trips between i and j
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3 More Generation-Distribution Models Calculators
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Geometrical Properties of Channel Section (2)
Verified Hydraulic Depths
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Verified Wetted Area given Hydraulic Mean Depth
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4 More Geometrical Properties of Channel Section Calculators
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Geometrics Properties (4)
Created Area of Concrete when Non-Prestressed Reinforcements are Used
Go
Created Area of Non-Prestressed Reinforcement in Partially Prestressed Members
Go
Created Area of Prestressing Tendons when Non-Prestressed Reinforcements are Used
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Created Transformed Area of Partially Prestressed Members
Go
Girder Design Procedures (9)
Created Allowable Bending Stress in Compression Flange
Go
Created Allowable Shear Stress with Tension Field Action
Go
Created Allowable Shear Stress without Tension Field Action
Go
Created Area of Flange given Plate Girder Stress Reduction Factor
Go
Created Area of Web given Plate Girder Stress Reduction Factor
Go
Created Depth to Thickness Ratio of Girder with Transverse Stiffeners
Go
Created Hybrid Girder Factor
Go
Created Maximum depth to thickness Ratio for Unstiffened Web
Go
Created Plate Girder Stress Reduction Factor
Go
Goodrich Method (4)
Verified Inflow at Beginning of Time Interval
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Verified Inflow at End of Time Interval
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Verified Outflow at Beginning of Time Interval
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Verified Outflow at End of Time Interval
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Gradients (1)
Verified Height for Parabolic Shape Camber
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11 More Gradients Calculators
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Gravity Dams (2)
Verified Total Vertical Force for Vertical Normal Stress at upstream face
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Verified Total Vertical Force given Vertical Normal Stress at downstream face
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7 More Gravity Dams Calculators
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Gravity Retaining Wall (1)
Verified Pressure P1 when Resultant is at Middle Third Edge
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6 More Gravity Retaining Wall Calculators
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Groundwater Hydrology (2)
Verified Kinematic Viscosity of Water given Reynolds Number of Value Unity
Go
Verified Representative Particle Size given Reynolds Number of Value Unity
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5 More Groundwater Hydrology Calculators
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Groundwater Level Fluctuation and Specific Yield Method (21)
Verified Base flow when Possible Recharge is Considered
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Verified Catchment Area usually Watershed Area when Possible Recharge is considered
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Verified Equation for Base Flow into Stream from Area
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Verified Equation for Gross Recharge due to Rainfall and other Sources
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Verified Equation for Gross Water Draft
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Verified Equation for Net Ground Water Flow into Area across Boundary
Go
Verified Equation for Recharge from Irrigation in Area
Go
Verified Equation for Recharge from Rainfall
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Verified Equation for Recharge from Stream into Ground water Body
Go
Verified Equation for Recharge from Tanks and Ponds
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Verified Equation for Recharge from Water Conservation Structures
Go
Verified Equation for Recharge when Gross Water Draft is considered
Go
Verified Equation for Specific Yield
Go
Verified Equation for Water Level Fluctuation
Go
Verified Equation for Watershed Area about Specific Yield and Water Level Fluctuation
Go
Verified Net Ground Water Flow given Possible Recharge
Go
Verified Possible Recharge given Gross Recharge due to Rainfall
Go
Verified Possible Recharge given other Recharge Factors
Go
Verified Recharge from Stream into Ground water Body given Possible Recharge
Go
Verified Specific Yield when Possible Recharge and Gross Water Draft is considered
Go
Verified Water Level Fluctuation when Possible Recharge and Gross Water Draft is considered
Go
Gumbel's Method (14)
Verified Frequency Factor as applicable to Infinite Sample Size
Go
Verified Frequency Factor given Variate 'x' with respect to Return Period
Go
Verified Frequency Factor in Gumbel's Equation for Practical Use
Go
Verified General Equation of Hydrologic Frequency Analysis
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Verified Gumbel's Variate 'x' with Recurrence Interval for Practical Use
Go
Verified Mean of variate in flood frequency studies
Go
Verified Mean Variate given Variate 'x' with Recurrence Interval for Practical Use
Go
Verified Reduced Mean when Frequency Factor and Standard Deviation are considered
Go
Verified Reduced Standard Deviation when Variate and Reduced Mean is considered
Go
Verified Reduced Variate when Frequency Factor and Standard Deviation are considered
Go
Verified Reduced Variate with respect to Return Period
Go
Verified Reduced Variate with respect to Return Period when Frequency Factor is considered
Go
Verified Reduced variate 'Y' for given return period
Go
Verified Reduced Variate 'Y' in Gumbel's Method
Go
Hagen–Poiseuille Equation (5)
Verified Diameter of Pipe given Head Loss over Length of Pipe
Go
Verified Discharge given Pressure Drop over Length of Pipe
Go
Verified Length of Pipe given Head Loss over Length of Pipe with Discharge
Go
Verified Length of Pipe given Pressure Drop over Length of Pipe with Discharge
Go
Verified Pressure Drop over Length of Pipe given Discharge
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16 More Hagen–Poiseuille Equation Calculators
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Harbor Hydrodynamics (18)
Verified Coefficient for Wave Transmission by Flow over Structure
Go
Verified Coefficient for Wave Transmission through Structure given Combined Transmission Coefficient
Go
Verified Combined Wave Transmission Coefficient
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Verified Dimensionless coefficient in Seelig equation for wave transmission coefficient
Go
Verified Dimensionless coefficient in Seelig equation in wave transmission coefficient
Go
Verified Freeboard for given Wave Transmission Coefficient
Go
Verified Horizontal Ordinate given Water Surface Amplitude
Go
Verified Incident Wave Height given Surf Similarity Number or Iribarren Number
Go
Verified Incident Wave Height given Water Surface Amplitude
Go
Verified Incident Wave Length given Water Surface Amplitude
Go
Verified Reflected Wave Period given Water Surface Amplitude
Go
Verified Structure crest elevation given dimensionless coefficient in Seelig equation
Go
Verified Structure crest width given dimensionless coefficient in Seelig equation
Go
Verified Surf Similarity Number or Iribarren Number
Go
Verified Time Elapsed given Water Surface Amplitude
Go
Verified Water Surface Amplitude
Go
Verified Wave Runup above Mean Water Level for given Wave Transmission Coefficient
Go
Verified Wave Transmission Coefficient
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Harbor Oscillations (11)
Verified Average Horizontal Velocity at node
Go
Verified Maximum Horizontal Particle Excursion at Node
Go
Verified Maximum Horizontal Velocity at Node
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Verified Standing wave height for average horizontal velocity at node
Go
Verified Standing Wave Height given Maximum Horizontal Particle Excursion at Node
Go
Verified Standing Wave Height given Maximum Horizontal Velocity at Node
Go
Verified Water depth for given period for fundamental mode
Go
Verified Water Depth given average horizontal velocity at node
Go
Verified Water Depth given Maximum Horizontal Particle Excursion at Node
Go
Verified Water Depth given Maximum Horizontal Velocity at Node
Go
Verified Wave Length for average horizontal velocity at node
Go
11 More Harbor Oscillations Calculators
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Harmonic Analysis and Prediction of Tides (7)
Verified Form Number
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Verified Lunar-Solar Constituent given Form Number
Go
Verified Principal Lunar Diurnal Constituent given Form Number
Go
Verified Principal Lunar Semi-Diurnal Constituent given Form Number
Go
Verified Principal Solar Semi-Diurnal Constituent given Form Number
Go
Verified Radian Frequencies for Prediction of Tides
Go
Verified Time period of n'th contribution of tide prediction given radian frequencies
Go
Hoop Stress due to Temperature Fall (1)
Verified Hoop Stress due to temperature fall given strain
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5 More Hoop Stress due to Temperature Fall Calculators
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Horizontal and Vertical Semi-axis of ellipse (9)
Verified Major horizontal semi axis for deepwater condition
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Verified Minor vertical semi axis for shallow water condition
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Verified Minor vertical semi-axis for Deepwater condition
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Verified Sea bed given minor vertical semi-axis for shallow water condition
Go
Verified Water depth given minor vertical semi-axis for Shallow water Condition
Go
Verified Wave height for major horizontal semi-axis Deepwater condition
Go
Verified Wave height for minor vertical semi-axis Deepwater condition
Go
Verified Wave height given minor vertical semi-axis for shallow water condition
Go
Verified Wavelength for major horizontal semi-axis for shallow water condition
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3 More Horizontal and Vertical Semi-axis of ellipse Calculators
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Horton's Equation (1933) (1)
Verified Infiltration rate by Horton's equation
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Hydraulic Head (2)
Verified Head over crest for given discharge
Go
Verified Head over crest without considering velocity
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7 More Hydraulic Head Calculators
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Hydraulic Jump in Rectangular Channel (3)
Verified Conjugate Depth y1 given Discharge per unit width of channel
Go
Verified Conjugate Depth y2 given Discharge per unit width of channel
Go
Verified Conjugate Depth y2 given Froude Number Fr1
Go
8 More Hydraulic Jump in Rectangular Channel Calculators
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Hydraulic Retention Time (1)
Verified Hydraulic Retention Time given Food to Microorganism Ratio
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2 More Hydraulic Retention Time Calculators
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Hydroelectric Power Generation (4)
Verified Efficiency of turbine and generator given Power obtained from water flow in Kilowatt
Go
Verified Flow rate for Power obtained from water flow in horsepower
Go
Verified Power obtained from water flow in horsepower
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Verified Power obtained from water flow in Kilowatt given effective head
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15 More Hydroelectric Power Generation Calculators
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Hydrographs (12)
Verified Discharge at initial time
Go
Verified Discharge at Initial Time in Alternative form of Exponential Decay
Go
Verified Discharge given Storage
Go
Verified Discharge in Alternative form of Exponential Decay
Go
Verified Discharge with respect to Recession Constant
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Verified Drainage Area given Time Interval from peak in straight line method of baseflow separation
Go
Verified Recession Constant
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Verified Recession Constant for Base Flow
Go
Verified Recession Constant for Interflow
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Verified Recession Constant for Surface Storage
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Verified Storage Remaining at any Time
Go
Verified Time Interval from Peak in Straight Line method of Baseflow Separation
Go
Hydrologic Channel Routing (7)
Verified Equation for Linear Storage
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Verified Outflow given Linear Storage
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Verified Storage during beginning of time interval for continuity equation of reach
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Verified Storage during end of time interval in continuity equation for reach
Go
Verified Storage during end of time interval in Muskingum method of Routing
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Verified Storage in beginning of time interval
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Verified Total wedge storage in channel reach
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Hydrologic Storage Routing (4)
Verified Coefficient of Discharge when Outflow is Considered
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Verified Effective length of spillway crest when outflow is considered
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Verified Head over Spillway when Outflow is Considered
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Verified Outflow in Spillway
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Influent and Effluent BOD (3)
Verified Effluent BOD given Overall Efficiency of Two-Stage Trickling Filter
Go
Verified Influent BOD given BOD Loading for First Stage Filter
Go
Verified Influent BOD given Overall Efficiency of Two-stage Trickling Filter
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Influent Substrate Concentration (3)
Verified Influent Substrate Concentration given Net Waste Activated Sludge
Go
Verified Influent Substrate Concentration given Theoretical Oxygen Requirement
Go
Verified Influent Substrate Concentration given Volume of Reactor
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2 More Influent Substrate Concentration Calculators
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Inglis and Dsouza Formula (2)
Verified Equation for Runoff for Deccan Plateau
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Verified Equation for Runoff for Ghat Regions of Western India
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Inglis Formula (3)
Verified Inglis Formula for areas between 160 to 1000 square kilometers
Go
Verified Inglis Formula for Larger Areas
Go
Verified Inglis Formula for Small Areas (also applicable for fan shaped catchment)
Go
Inlet Currents and Tidal Elevations (10)
Verified Average Area over Channel Length for flow through Inlet into Bay
Go
Verified Average Area over Channel Length using King's Dimensionless Velocity
Go
Verified Average Velocity in Channel for flow through Inlet into Bay
Go
Verified Bay Tide Amplitude given Tidal Prism Filling Bay
Go
Verified Inlet Length given Tidal Period
Go
Verified Maximum Cross-Sectionally averaged Velocity during Tidal Cycle
Go
Verified Ocean Tide Amplitude using King's Dimensionless Velocity
Go
Verified Surface Area of Bay for flow through Inlet into Bay
Go
Verified Surface Area of Bay using King's Dimensionless Velocity
Go
Verified Tidal Period using King's Dimensionless Velocity
Go
10 More Inlet Currents and Tidal Elevations Calculators
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Integrated Demand Forecast Framework (3)
Verified Average Trip Length given Passenger Enplanements
Go
Verified Passenger Enplanements
Go
Verified Revenue Passenger Miles given Passenger Enplanements
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7 More Integrated Demand Forecast Framework Calculators
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Integration of the Varied Flow Equation (1)
Verified Manning's Formula for Energy Slope
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11 More Integration of the Varied Flow Equation Calculators
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Interception (5)
Verified Duration of rainfall given interception loss
Go
Verified Evaporation rate given interception Loss
Go
Verified Interception Loss
Go
Verified Interception storage given interception loss
Go
Verified Ratio of Vegetal Surface Area to its Projected Area given Interception Loss
Go
Irregular Waves (1)
Verified Deepwater Wave Height given Maximum Runup
Go
15 More Irregular Waves Calculators
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Jet Propulsion of Ships (2)
Verified Efficiency of Propulsion
Go
Verified Efficiency of Propulsion given Head Loss due to Friction
Go
20 More Jet Propulsion of Ships Calculators
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Joglekar's Equation (4)
Verified Annual Sediment Yield Rate
Go
Verified Catchment Area given Volume of Sediment Yield per Year from Catchment Area
Go
Verified Catchment Area when Annual Sediment Yield Rate
Go
Verified Volume of Sediment Yield per Year from Catchment Area
Go
Khoslas's Equation (3)
Verified Area of catchment given volume of sediment yield per year from catchment
Go
Verified Catchment Area when Annual Sediment Yield Rate on Volume basis
Go
Verified Volume of Sediment Yield per year from Catchment
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1 More Khoslas's Equation Calculators
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Khoslas's Formula (5)
Verified Mean Monthly Temperature of Catchment given Monthly Losses
Go
Verified Monthly losses given mean monthly temperature of catchment
Go
Verified Monthly Losses using Monthly Runoff
Go
Verified Monthly Precipitation given Monthly Runoff
Go
Verified Monthly Runoff
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Kinetic Energy (3)
Verified Kinetic Energy due to Particle Motion
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Verified Wave Height given Kinetic Energy due to Particle Motion
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Verified Wave Length for Kinetic Energy due to Particle Motion
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1 More Kinetic Energy Calculators
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King’s Inlet Friction Coefficient (6)
Verified Average Area over Channel Length given King's Inlet Friction Coefficient
Go
Verified Inlet Impedance using King's Inlet Friction Coefficient
Go
Verified King's Dimensionless Velocity
Go
Verified King's Inlet Friction Coefficient
Go
Verified Ocean Tide Amplitude using King's Inlet Friction Coefficient
Go
Verified Surface Area of Bay or Basin using King's Inlet Friction Coefficient
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6 More King’s Inlet Friction Coefficient Calculators
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Kirpich Equation (4)
Verified Kirpich Adjustment Factor
Go
Verified Maximum Length of Travel of Water
Go
Verified Slope of catchment about given time of concentration
Go
Verified Time of Concentration from Kirpich Adjustment Factor
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Laminar Flow Around A Sphere–Stokes’ Law (6)
Verified Diameter of Sphere given Resistance Force on Spherical Surface
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Verified Dynamic Viscosity of fluid given Resistance Force on Spherical Surface
Go
Verified Resistance Force on Spherical Surface given Specific Weights
Go
Verified Specific Weight of Fluid given Resistance Force
Go
Verified Specific Weight of Sphere given Resistance Force
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Verified Velocity of Sphere given Resistance Force on Spherical Surface
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19 More Laminar Flow Around A Sphere–Stokes’ Law Calculators
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Laminar Flow Between Parallel Flat Plates—One Plate Moving And Other At Rest—Couette Flow (1)
Verified Mean Velocity of Flow given Flow Velocity
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11 More Laminar Flow Between Parallel Flat Plates—One Plate Moving And Other At Rest—Couette Flow Calculators
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Laminar Flow Between Parallel Plates–Both Plates At Rest (1)
Verified Distance between Plates given Pressure Difference
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21 More Laminar Flow Between Parallel Plates–Both Plates At Rest Calculators
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Laminar Flow Through Inclined Pipes (11)
Verified Dynamic Viscosity given Flow Velocity of Stream
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Verified Dynamic Viscosity given Velocity Gradient with Shear Stress
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Verified Flow Velocity of Stream
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Verified Piezometric Gradient given Shear Stress
Go
Verified Piezometric Gradient given Velocity Gradient with Shear Stress
Go
Verified Radius of Elemental Section of Pipe given Shear Stress
Go
Verified Radius of Elemental Section of Pipe given Velocity Gradient with Shear Stress
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Verified Shear Stresses
Go
Verified Specific Weight of Fluid given Shear Stress
Go
Verified Specific Weight of Liquid given Velocity Gradient with Shear Stress
Go
Verified Velocity Gradient given Piezometric Gradient with Shear Stress
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4 More Laminar Flow Through Inclined Pipes Calculators
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Landing Distance under Estimation of Runway Length (2)
Verified Additional Distance required for Turns given Distance between Center lines
Go
Verified Distance between center lines of runway and parallel taxiway
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2 More Landing Distance under Estimation of Runway Length Calculators
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Lap of flange (6)
Created Diameter of Wheel given Lap of Flange
Go
Created Extra Track Width in Curves
Go
Created Lap of Flange given Diameter of Wheel
Go
Created Lap of Flange given Extra Width of Track
Go
Created Radius of Curve given Extra Width
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Created Wheel Base given Extra Width
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Lateral Forces (8)
Created Characteristic length given seat load on rail
Go
Created Maximum Contact Shear Stress
Go
Created Maximum Load on Rail Seat
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Created Radius of Wheel given Shear Stress
Go
Created Section Modulus of Rail given Seat Load
Go
Created Sleeper Spacing given seat load on rail
Go
Created Static Wheel Load given Shear Stress
Go
Created Wheel Load given seat load
Go
Length of the Crest (2)
Verified Length of crest considering velocity
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Verified Length of crest without considering velocity
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7 More Length of the Crest Calculators
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Length of Transition Curve (9)
Created Length given Angle of Super Elevation
Go
Created Length of Transition Curve given Shift
Go
Created Length of transition curve given time rate
Go
Created Length when Comfort Condition Holds Good for Highways
Go
Created Length when Comfort Condition Holds Good for Railways
Go
Created Rate of Change of Radial Acceleration
Go
Created Shift of Curve
Go
Created Time Rate given Length of transition curve
Go
Created Time Taken given Radial Acceleration
Go
Levelling (18)
Created Angle of Dip for Compass Surveying
Go
Created Back Sight given Height of Instrument
Go
Created Combined Error Due to Curvature and Refraction
Go
Created Correction on Refraction Error
Go
Created Difference in Elevation between Ground Points
Go
Created Difference in Elevation between Two Points using Barometric Levelling
Go
Created Distance between Two points
Go
Created Distance for small errors
Go
Created Distance given Height of Observer
Go
Created Error Due to Curvature Effect
Go
Created Error Due to Curvature when Distance is in km
Go
Created Height of Instrument
Go
Created Height of Observer
Go
Created Permissible Closing Error for Accurate Levelling
Go
Created Permissible Closing Error for Ordinary Levelling
Go
Created Permissible Closing Error for Precise Levelling
Go
Created Permissible Closing Error for Rough Levelling
Go
Created Reduced Level given Height of Instrument
Go
Linear Dispersion Relation of Linear Wave (13)
Verified Dimensionless Wave Speed
Go
Verified Equation for Constant A from linear equations of Standing Waves
Go
Verified Guo Formula of Linear Dispersion Relation
Go
Verified Guo Formula of Linear Dispersion Relation for Wave Number
Go
Verified Radian frequency of waves
Go
Verified Radian frequency of waves given equation for constant
Go
Verified Relative Wavelength
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Verified Velocity of Propagation in Linear Dispersion Relation
Go
Verified Velocity of Propagation in Linear Dispersion Relation given Wavelength
Go
Verified Wave Height given Equation for Constant A
Go
Verified Wave Number of Convenient Empirical Explicit Approximation
Go
Verified Wave period given radian frequency of waves
Go
Verified Wavelength given wave number
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1 More Linear Dispersion Relation of Linear Wave Calculators
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Liquid Containers Subjected To Constant Horizontal Acceleration (1)
Verified Pressure at Any Points in Liquid
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14 More Liquid Containers Subjected To Constant Horizontal Acceleration Calculators
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Liquid Containers Subjected To Constant Vertical Acceleration (3)
Verified Constant Vertical Upward Acceleration given Pressure at any Point in Liquid
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Verified Gauge Pressure at Any Point in Liquid Flow
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Verified Specific Weight of Liquid given Pressure at point in Liquid
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9 More Liquid Containers Subjected To Constant Vertical Acceleration Calculators
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Load Bearing Walls (3)
Verified 28-Day Concrete Compressive Strength given Axial Capacity of Wall
Go
Verified Axial Capacity of Wall
Go
Verified Wall Section Gross Area given Axial Capacity of Wall
Go
Load Factor Design for Bridge Beams (4)
Verified Maximum bending strength for Symmetrical Flexural Braced Non-Compacted Section for LFD of Bridges
Go
Verified Maximum bending strength for Symmetrical Flexural Compact Section for LFD of Bridges
Go
Verified Minimum Flange Thickness for Symmetrical Flexural Braced Non-Compact Section for LFD of Bridges
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Verified Minimum Web Thickness for Symmetrical Flexural Braced Non-Compact Section for LFD of Bridges
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18 More Load Factor Design for Bridge Beams Calculators
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Local Fluid Velocity (6)
Verified Horizontal Component of Local Fluid Velocity
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Verified Local fluid particle acceleration of horizontal component
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Verified Local fluid particle acceleration of vertical component of fluid velocity
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Verified Vertical Component of Local Fluid Velocity
Go
Verified Wave Period for Horizontal Component of Local Fluid Velocity
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Verified Wave Period for Vertical Component of Local Fluid Velocity
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Losses Due to Creep and Shrinkage (5)
Created Loss in Prestress given Creep Strain
Go
Created Loss in Prestress given Shrinkage Strain
Go
Created Shrinkage Strain for Post tensioning
Go
Created Ultimate Creep Strain
Go
Created Ultimate Shrinkage Strain given Loss in Prestress
Go
2 More Losses Due to Creep and Shrinkage Calculators
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Low Flow (2)
Verified Cease to Flow Depth given Depth at Gauging Station
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Verified Depth at Gauging Station
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Management of Construction Equipment (11)
Created Average Investment if Salvage Value is not 0
Go
Created Average Investment when Salvage value is 0
Go
Created Book Value for New Machine
Go
Created Capacity of Crankcase when Quantity of Oil is Determined
Go
Created Capital Cost when Salvage Value is 0
Go
Created Depreciation Cost when Straight Line Method is Assumed
Go
Created Horse Power given Quantity of Oil
Go
Created Hourly Cost Worker
Go
Created Hourly Depreciation
Go
Created Life Span of Machine
Go
Created Quantity of Lubricating Oil
Go
Material Coefficient (2)
Verified Material Coefficient C1 given Discharge under Dams on Soft or Porous Foundations
Go
Verified Material Coefficient C2 given Minimum Safe Length of Travel path under Dams
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2 More Material Coefficient Calculators
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Materials (8)
Created Creep Coefficient in European Code
Go
Created Empirical Formula for Secant Modulus Proposed by Hognestad in ACI Code
Go
Created Empirical Formula for Secant Modulus Proposed by Jensen
Go
Created Empirical Formula for Secant Modulus using ACI Code Provisions
Go
Created Instantaneous Strain given Cc
Go
Created Secant Modulus for Normal Weight of Concrete
Go
Created Total Strain
Go
Created Total Strain given Creep Coefficient
Go
Maximum Shear Stress on the Biaxial Loading (2)
Verified Maximum shear stress when member is subjected to like principal stresses
Go
Verified Stress along y-axis when member is subjected to like principal stresses and max shear stress
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1 More Maximum Shear Stress on the Biaxial Loading Calculators
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Maximum Stress of a Triangular Section (1)
Verified Height of triangular section Given shear stress at neutral axis
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7 More Maximum Stress of a Triangular Section Calculators
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Maximum Value of Specific Yield for Various Hydrogeologic Conditions based on Norms (10)
Verified Possible Recharge in Clayey Alluvial Areas for Maximum Value of Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Karstified Limestone for Maximum Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Laterite for Maximum Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Low Clay Content for Maximum Value of Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Massive, Poorly Fractured Rock for Maximum Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Phyllites, Shales for Maximum Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Sandstone for Maximum Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Significant Clay Content for Maximum Specific Yield
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Verified Possible Recharge in Hard Rock Areas with Weathered Jointed Basalt for Maximum Specific Yield
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Verified Possible Recharge in Silty Alluvial Areas for Maximum Value of Specific Yield
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3 More Maximum Value of Specific Yield for Various Hydrogeologic Conditions based on Norms Calculators
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Maximum Yield Coefficient (2)
Verified Maximum Yield Coefficient given Observed Cell Yield
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Verified Maximum Yield Coefficient given Volume of Reactor
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Mean Cell Residential Time (2)
Verified Mean Cell Residence Time given Observed Cell Yield
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Verified Mean Cell Residence Time given Reactor Volume
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Mean Velocity of Flow (4)
Verified Mean Velocity of Flow given Friction Factor
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Verified Mean Velocity of Flow given Head Loss due to Frictional Resistance
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Verified Mean Velocity of Flow given Shear Stress and Density
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Verified Mean Velocity of Flow given Total Required Power
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2 More Mean Velocity of Flow Calculators
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Measured Wind Directions (18)
Verified Ambient pressure at periphery of storm
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Verified Characteristic Wave Height given Dimensionless Wave Height
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Verified Cyclostrophic Approximation to Wind speed
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Verified Dimensionless Fetch
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Verified Dimensionless Fetch given Fetch-limited Dimensionless Wave Height
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Verified Dimensionless Wave Frequency
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Verified Dimensionless Wave Height
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Verified Distance from center of storm circulation to location of maximum wind speed
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Verified Fetch-limited Dimensionless Wave Height
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Verified Frequency of spectral peak for dimensionless wave frequency
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Verified Friction Velocity for Dimensionless Wave Frequency
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Verified Friction Velocity given Dimensionless Fetch
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Verified Friction Velocity given Dimensionless Wave Height
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Verified Fully Developed Wave Height
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Verified Gradient Approximation to Wind Speed
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Verified Maximum velocity in storm
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Verified Pressure Profile in Hurricane Winds
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Verified Wind Speed given Fully Developed Wave Height
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2 More Measured Wind Directions Calculators
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Measurement of Evaporation (2)
Verified Transpiration ratio
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Verified Water consumed by transpiration
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Methods to Predict Channel Shoaling (19)
Verified Angular velocity of Earth for velocity at surface
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Verified Change of Ebb Tidal Energy Flux across Ocean Bar between Natural and Channel Conditions
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Verified Coefficient given Water Surface Slope by Eckman
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Verified Density of Water given Velocity at Surface
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Verified Density of Water given Water Surface Slope
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Verified Depth after Dredging given Transport Ratio
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Verified Depth before Dredging given Transport Ratio
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Verified Depth given Velocity at Surface
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Verified Depth of Navigation Channel given Depth of Channel to depth at which Ocean Bar meets Sea Bottom
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Verified Hoerls Special function Distribution
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Verified Latitude given Velocity at Surface
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Verified Maximum instantaneous Ebb Tide Discharge per unit Width
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Verified Ratio of Depth of Channel to Depth at which Seaward Slope of Ocean Bar meets Sea Bottom
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Verified Shear Stress at Water Surface given Velocity at Surface
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Verified Shear Stress at Water Surface given Water Surface Slope
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Verified Tidal Period given Change of Ebb Tidal Energy Flux across Ocean Bar
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Verified Transport Ratio
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Verified Water Depth where Seaward Tip of Ocean Bar meets Offshore Sea Bottom
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Verified Water Surface Slope
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1 More Methods to Predict Channel Shoaling Calculators
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Milled Surface (3)
Created Allowable Bearing Stress for Milled Surface Including Bearing Stiffeners
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Created Allowable Bearing Stress for Rollers and Rockers
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Created Diameter of Roller or Rocker given Allowable Bearing Stress
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Minimum Value of Specific Yield for Various Hydrogeologic Conditions based on Norms (1)
Verified Possible Recharge in Sandy Alluvial Area given Minimum value of Specific Yield for Area
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12 More Minimum Value of Specific Yield for Various Hydrogeologic Conditions based on Norms Calculators
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MLSS and MLVSS (4)
Verified Mixed Liquor Suspended Solids given Wasting Rate from Return Line
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Verified Mixed Liquor Volatile Suspended Solids given Reactor Volume
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Verified MLSS given RAS Pumping Rate from Aeration Tank
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Verified MLSS using Wasting rate from Return Line when Concentration of Solid in Effluent is Low
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Modified Darcy's Laws (3)
Verified Flow through any square for total flow
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Verified Number of squares through which flow occurs
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Verified Total flow through any set or group of equipotential lines
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3 More Modified Darcy's Laws Calculators
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Modified Pul's Method (2)
Verified Storage at beginning of time interval in modified Pul's Method
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Verified Storage at end of time interval in modified Pul's method
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Modified Universal Soil Loss Equation (1)
Verified Peak Rate of Runoff given Sediment Yield from Individual Storm
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5 More Modified Universal Soil Loss Equation Calculators
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Modulus of Elasticity (4)
Verified Modulus of Elasticity of Concrete in SI Units
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Verified Modulus of Elasticity of Concrete in USCS Units
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Verified Modulus of Elasticity of Normal Weight and Density Concrete in SI Units
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Verified Youngs Modulus of Elasticity as per ACI 318 Building Code Requirements for Reinforced Concrete
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2 More Modulus of Elasticity Calculators
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Moments acting on the arch dam (4)
Verified Moment at Abutments of Arch Dam
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Verified Moments given Extrados Stresses on Arch Dam
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Verified Moments given Intrados Stresses on Arch Dam
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Verified Moments given Rotation Due to Twist on Arch Dam
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3 More Moments acting on the arch dam Calculators
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Momentum Theory of Propellers (1)
Verified Rate of Flow given Thrust on Propeller
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21 More Momentum Theory of Propellers Calculators
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Mooring (9)
Verified Effective Spring Constant given Undamped natural period
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Verified Elongation in mooring line given percent elongation in mooring line
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Verified Length of mooring line given percent elongation in mooring line
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Verified Mass of vessel due to inertial effects of water entrained with vessel
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Verified Mass of Vessel given Virtual Mass of Vessel
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Verified Percent Elongation in Mooring Line
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Verified Undamped Natural Period of Vessel
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Verified Virtual Mass of Vessel
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Verified Virtual Mass of Vessel given undamped natural period
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3 More Mooring Calculators
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Mooring Forces (19)
Verified Angle of Current relative to longitudinal axis of vessel given Reynolds Number
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Verified Area ratio given expanded or developed blade area of propeller
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Verified Average Current Speed given Reynolds number
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Verified Coefficient of Drag for winds measured at 10 m given Drag Force due to wind
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Verified Displacement of vessel for wetted surface area of vessel
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Verified Drag Force due to Wind
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Verified Elevation given velocity at desired elevation
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Verified Expanded or developed blade area of propeller
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Verified Kinematic Viscosity of water given Reynolds Number
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Verified Mass density of air given Drag Force due to Wind
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Verified Projected area of vessel above waterline given drag force due to wind
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Verified Velocity at desired elevation z
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Verified Vessel beam given expanded or developed blade area of propeller
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Verified Waterline length of vessel for wetted Surface Area of Vessel
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Verified Waterline length of vessel given expanded or developed blade area
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Verified Waterline Length of Vessel given Reynolds Number
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Verified Wetted Surface Area of Vessel
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Verified Wind Speed at Standard Elevation of 10 m above Water's Surface using Drag Force due to Wind
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Verified Wind speed at standard elevation of 10 m given Velocity at desired elevation
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2 More Mooring Forces Calculators
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Most Economic Steel Structure (9)
Verified Cross Sectional Area1 given Material Cost Ratio
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Verified Cross Sectional Area2 given Material Cost Ratio
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Verified Material Cost Ratio
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Verified Material Price p1 given Material Cost Ratio
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Verified Material price p2 given Material Cost Ratio
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Verified Relative Material Cost Ratio when designed to Carry same Load
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Verified Relative Price Factors using Relative Material Cost Ratio
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Verified Yield Stress of Steel1 using Relative Material Cost ratio
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Verified Yield Stress of Steel2 using Relative Material Cost ratio
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15 More Most Economic Steel Structure Calculators
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Movement of Sediments from Watersheds (2)
Verified Watershed Length when Sediment Delivery Ratio is considered
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Verified Watershed Relief when Sediment Delivery Ratio is considered
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1 More Movement of Sediments from Watersheds Calculators
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Multi-Airport Region Forecast Framework (4)
Verified Airline service weekly departing flights from airport 1
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Verified Airline service weekly departing flights from airport 2,3
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Verified Travel Times from Analysis Zone to Airports 1 given Percent of Passengers
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Verified Travel Times from Analysis Zone to Airports 2,3
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Muskingum Equation (4)
Verified Change in Storage in Muskingum Method of Routing
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Verified Muskingum Equation
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Verified Muskingum Routing Equation
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Verified Outflow at Beginning of Time Interval in Muskingum Continuity Equation
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Nash's Conceptual Model (8)
Verified Equation for Inflow from Continuity Equation
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Verified Ordinates of instantaneous unit hydrograph representing IUH of catchment
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Verified Outflow in First Reservoir
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Verified Outflow in n'th Reservoir
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Verified Outflow in Second Reservoir
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Verified Outflow in Third Reservoir
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Verified Second moment of DRH about time origin divided by total direct runoff
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Verified Second moment of ERH about time origin divided by total excess rainfall
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Natural Flow (7)
Verified Change in Storage Volumes
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Verified Natural Flow Volume
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Verified Net evaporation losses from reservoir on stream
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Verified Net export of water from basin
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Verified Observed Flow Volume at Terminal Site given Natural Flow Volume
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Verified Volume diverted out of stream
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Verified Volume of Return Flow
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Nearshore Currents (6)
Verified Oscillatory Flow due to Infragravity Waves
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Verified Oscillatory Flow due to Wind Waves
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Verified Steady Current driven by Breaking Waves
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Verified Tidal current given total current in surf zone
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Verified Total current in surf zone
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Verified Wind driven current given total current in surf zone
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Negative Surges (4)
Verified Absolute Velocity of Surges
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Verified Celerity of Wave given is depth
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Verified Velocity of Flow given Absolute Velocity of Surges
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Verified Velocity of Flow given Depth of flow
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9 More Negative Surges Calculators
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Net Waste Activated Sludge (2)
Verified Net Waste Activated Sludge
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Verified Net Waste Activated Sludge given Theoretical Oxygen Requirement
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Newton’s Friction Postulation (4)
Verified Dynamic viscosity of fluid given shear force per unit area or shear stress
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Verified Mass density of fluid for given kinematic viscosity
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Verified Shear Force per unit area or Shear Stress
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Verified Velocity Gradient given Shear Force per unit area or Shear Stress
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5 More Newton’s Friction Postulation Calculators
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Non-Linear Wave Theory (2)
Verified Mean depth given Ursell number
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Verified Wavelength given Ursell number
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12 More Non-Linear Wave Theory Calculators
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Non-Uniform Flow (9)
Verified Average conveyance of channel for non-uniform flow
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Verified Average energy slope given average conveyance for non uniform flow
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Verified Average Energy Slope given Frictional Loss
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Verified Conveyance of Channel at end Sections at 1
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Verified Conveyance of channel for non-uniform flow for end section
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Verified Conveyance of channel for non-uniform flow for end sections
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Verified Discharge in non uniform flow by conveyance method
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Verified Frictional Loss given Average Energy Slope
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Verified Length of Reach given Average Energy Slope for Non Uniform Flow
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4 More Non-Uniform Flow Calculators
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Number of Connectors in Bridges (5)
Verified Area of Longitudinal Reinforcing given Force in Slab at Maximum Negative Moments
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Verified Force in Slab at Maximum Negative Moments given Reinforcing Steel Yield Strength
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Verified Force in Slab given Number of Connectors in Bridges
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Verified Total Area of Steel Section given Force in Slab
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Verified Ultimate Shear Connector Strength given Minimum Number of Connectors in Bridges
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13 More Number of Connectors in Bridges Calculators
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Number of Connectors Required (11)
Verified Actual Area of Effective Concrete Flange given Total Horizontal Shear
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Verified Area of Steel Beam given Total horizontal Shear Vh
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Verified Maximum Moment in Span given Number of Shear Connectors
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Verified Moment at Concentrated Load given Number of Shear Connectors
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Verified Number of Shear Connectors
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Verified Number of Shear Connectors between M max and Zero Moment
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Verified Specified Compressive Strength of Concrete given Total Horizontal Shear
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Verified Total Horizontal Shear
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Verified Total horizontal shear Vh
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Verified Total number of connectors to resist total horizontal shear
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Verified Yield Strength given Total Horizontal Shear
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Observed Cell Yield (2)
Verified Observed Cell Yield
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Verified Observed Cell Yield given Net Waste Activated Sludge
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Offsets From Long Chord (3)
Created Mid Ordinate given Ox
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Created Mid Ordinate when Offsets from Long Chord is Used for Setting Out
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Created Offset at Distance x from Mid Point
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One Dimensional Dupit's flow with Recharge (8)
Verified Coefficient of Aquifer Permeability given Maximum Height of Water Table
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Verified Coefficient of Aquifer Permeability given water table profile
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Verified Coefficient of aquifer permeability when discharge per unit width of aquifer
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Verified Discharge at downstream water body of catchment
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Verified Discharge entering drain per unit length of drain
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Verified Discharge per Unit Width of Aquifer at any Location x
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Verified Equation for head for unconfined aquifer on horizontal impervious base
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Verified Equation for Water Divide
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Open and Closed Basins (1)
Verified Number of Nodes along long Basin Axis in Open Basin
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3 More Open and Closed Basins Calculators
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Open Wells (3)
Verified Depression Head for Flow Discharge into well
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Verified Flow Discharge into Well
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Verified Proportionality Constant for Flow Discharge into well
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OSD (3)
Verified Minimum Overtaking Distance
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Verified Spacing between vehicles given Total Time of Travel in Overtaking Sight distance
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Verified Total Time of Travel in Overtaking Sight distance
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7 More OSD Calculators
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Parabolic Curves (2)
Verified Distance from PVC to Lowest Point on Sag Curve
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Verified Rate of change of grade given distance from PVC to lowest point on sag curve
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5 More Parabolic Curves Calculators
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Parametric Spectrum Models (11)
Verified Dimensionless Time
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Verified Frequency of spectral peak
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Verified Frequency of spectral peak given wind speed
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Verified Maximum Controlling Parameter for Angular Distribution
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Verified Shape Factor for Higher Frequency Component
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Verified Significant Wave Height given Significant Wave Height of Lower and Higher frequency Components
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Verified Significant Wave Height of Higher frequency Component
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Verified Significant Wave Height of Lower frequency Component
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Verified Weighing Factor for angular frequency greater than one
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Verified Weighing Factor for angular frequency lesser than or equal to one
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Verified Wind Speed given Maximum Controlling Parameter for Angular Distribution
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8 More Parametric Spectrum Models Calculators
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Path followed by the main Undercarriage of Taxiing Aircraft (2)
Verified Datum length of aircraft given deviation of main undercarriage
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Verified Deviation of Main Undercarriage
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Peak Discharge (4)
Verified Drainage area given peak discharge for field application
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Verified Mean annual flood proposed by natural environment research council
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Verified Peak Discharge Equation based on Field Application
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Verified Peak value of runoff
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Penman's Equation (4)
Verified Equation for Net Radiation of Evaporable Water
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Verified Net Radiation of Evaporable water given Daily Potential Evapotranspiration
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Verified Parameter Including Wind Velocity and Saturation Deficit
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Verified Penman's Equation
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Permanent Control (2)
Verified Gauge Height given Discharge for Non Alluvial Rivers
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Verified Relationship between stage and discharge for non alluvial rivers
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Perpendicular Offsets from Tangents (2)
Created Approximate Equation for Offset at Distance x from Mid Point
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Created Radius given Approximate Equation for Offset
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Phase Difference Method (5)
Created Double Path Measurement
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Created Fraction Part of Wavelength
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Created Fraction Part of Wavelength given Double Path Measurement
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Created Integer Part of Wavelength for given Double Path
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Created Wavelength given Double Path
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Philip's Equation (1957) (5)
Verified Darcy's Hydraulic Conductivity given Infiltration Capacity from Philip's Equation
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Verified Equation for Infiltration Capacity
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Verified Philip's Equation
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Verified Sorptivity for Cumulative Infiltration Capacity is from Philip's Equation
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Verified Sorptivity given infiltration capacity
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1 More Philip's Equation (1957) Calculators
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Pipe Stresses Perpendicular To The Longitudinal Axis (2)
Verified Internal Pressure
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Verified Outside Diameter of Pipe given Internal Pressure
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1 More Pipe Stresses Perpendicular To The Longitudinal Axis Calculators
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Plain Suction Dredge (5)
Verified Concentration of Soil in Volumetric basis
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Verified Specific weight of dry sand grains for concentration of soil in volumetric basis
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Verified Specific weight of mixture for concentration of soil in volumetric basis
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Verified Specific weight of mixture in suction pipe for concentration of soil in volumetric basis
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Verified Specific weight of water in suction pipe
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4 More Plain Suction Dredge Calculators
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Plastic Moment (1)
Created Plastic Moment
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Polytropic Atmosphere (1)
Verified Temperature Lapse Rate
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5 More Polytropic Atmosphere Calculators
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Porosity (2)
Verified Porosity given Bulk Pore Velocity
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Verified Volume of Solids given Porosity
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3 More Porosity Calculators
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Post Tensioned Bending Members (10)
Created Average Stress when Parabolic Tendons are Used
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Created Change in Eccentricity of Tendon A due to Parabolic Shape
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Created Change in Eccentricity of Tendon B due to Parabolic Shape
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Created Component of Strain at Level of First Tendon due to Bending
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Created Component of Strain at Level of First Tendon due to Pure Compression
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Created Prestress Drop given Strain due to Bending and Compression in Two Parabolic Tendons
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Created Prestress Drop when Two parabolic Tendons are Incorporated
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Created Prestressing Force in Tendon B using Eccentricities
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Created Variation of Eccentricity of Tendon B
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Created Variation of Eccentricity on Tendon A
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Post-Tensioned Members (6)
Created Area of Concrete Section given Prestress Drop
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Created Change in Strain in Tendon given Prestress Drop
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Created Prestress Drop
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Created Prestress Drop given Modular Ratio
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Created Prestress Drop given Stress in concrete at Same Level due to Prestressing Force
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Created Stress in Concrete given Prestress Drop
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Post-Tensioned Members (16)
Verified Allowable Bearing Stress in Local Zone
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Verified Allowable stress given end zone reinforcement
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Verified Bearing area given allowable bearing stress
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Verified Bearing stress in local zone
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Verified Bursting Force for Square End Zone
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Verified Bursting force Given end zone reinforcement in each direction
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Verified Cube strength at transfer given allowable bearing stress
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Verified End zone reinforcement along transmission length
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Verified End zone reinforcement in each direction
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Verified Length of side of bearing plate given bursting force for square end zone
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Verified Prestress in tendon given bearing stress
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Verified Prestress in tendon given bursting force for square end zone
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Verified Punching Area given Allowable Bearing Stress
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Verified Punching area given bearing stress
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Verified Stress in transverse reinforcement given end zone reinforcement
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Verified Transverse Dimension of End Zone given Bursting Force for Square End Zone
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Potential Energy (6)
Verified Length given potential energy due to deformation of free surface
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Verified Potential energy due to deformation of free surface
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Verified Potential Energy per unit width in one wave
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Verified Surface elevation given potential energy due to deformation of free surface
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Verified Wave Height given Potential Energy per Unit Width in One Wave
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Verified Wavelength for potential energy per unit width in one wave
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Potential Evapotranspiration of Crops (10)
Verified Potential Evapotranspiration of Cotton
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Verified Potential Evapotranspiration of Dense Natural Vegetation
Go
Verified Potential Evapotranspiration of Light Natural Vegetation
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Verified Potential Evapotranspiration of Maize
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Verified Potential Evapotranspiration of Medium Natural Vegetation
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Verified Potential Evapotranspiration of Potatoes
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Verified Potential Evapotranspiration of Rice
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Verified Potential Evapotranspiration of Sugarcane
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Verified Potential Evapotranspiration of Very Dense Vegetation
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Verified Potential Evapotranspiration of Wheat
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Practical Channel Sections (2)
Verified Hydraulic Radius of Trapezoidal Channel Section
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Verified Wetted Perimeter of Trapezoidal Channel Section
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6 More Practical Channel Sections Calculators
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Precipitation (2)
Verified Dredge or Burge formula
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Verified Total Runoff over Catchment
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3 More Precipitation Calculators
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Predicting Waves in Deep Water (3)
Verified Significant Wave Height from Bretschneider Empirical Relationships
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Verified Water Depth given Wavelength, Wave Period and Water Number
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Verified Wave number given wavelength, wave period and water depth
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1 More Predicting Waves in Deep Water Calculators
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Pressure Diagram (4)
Verified Depth of Center of Pressure
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Verified Pressure Intensity for bottom Edge of Plane Surface
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Verified Specific Weight given Pressure Intensity for Bottom Edge of Plane Surface
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Verified Vertical Depth given Pressure Intensity for Bottom Edge of Plane Surface
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7 More Pressure Diagram Calculators
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Pressure Reference Factor (4)
Verified Pressure at any Distance below Fluid Surface given Second-Order Stokes Theory
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Verified Pressure given Pressure Response Factor
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Verified Pressure Reference Factor
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Verified Pressure taken as Gauge Pressure relative to Wave Mechanics
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4 More Pressure Reference Factor Calculators
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Pre-Tensioned Axial Members (13)
Created Initial prestress given prestress after immediate loss
Go
Created Initial Strain in Steel for Known Strain due to Elastic Shortening
Go
Created Initial Strain in Terms of Initial Prestressing Force
Go
Created Modular Ratio given Prestress after Immediate Loss
Go
Created Prestress Drop given Initial Prestress Force
Go
Created Prestress Drop given Pressure after Immediate Loss
Go
Created Prestress Force after Immediate Loss given Prestress Drop
Go
Created Prestressing Force after Immediate Loss given Initial Prestress
Go
Created Residual Strain in Steel for Known Strain due to Elastic Shortening
Go
Created Residual Strain in Terms of Prestressing Force after Immediate Loss
Go
Created Strain in Concrete due to Elastic Shortening
Go
Created Strain in Concrete in Terms of prestressing Force after Immediate Loss
Go
Created Transformed Area of Prestress Member for Known Pressure Drop
Go
Pre-Tensioned Bending Members (1)
Created Stress in Concrete of Pre-Tensioned Bending Members
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Pre-Tensioned Members (10)
Verified Bond Length for Prestressed Tendon
Go
Verified Bond length given development length of section
Go
Verified Design Bond Stress given Bond Length for Prestressed Tendon
Go
Verified Development length of section
Go
Verified Effective prestress given bond length for prestressed tendon
Go
Verified Moment given end zone reinforcement
Go
Verified Nominal Diameter of Tendon given Bond Length
Go
Verified Total depth of section given end zone reinforcement
Go
Verified Transmission length given development length of section
Go
Verified Ultimate prestress given bond length for prestressed tendon
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Principal Stress (1)
Verified Angle of oblique plane using shear stress on it and axial load
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11 More Principal Stress Calculators
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Probable Maximum Precipitation (PMP) (1)
Verified Statistical approach of PMP by using Chow's equation
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2 More Probable Maximum Precipitation (PMP) Calculators
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Project Evaluation and Review Technique (17)
Created Earliest Expected Occurrence Time of Event i
Go
Created Earliest Expected Occurrence Time of Event j
Go
Created Expected Time given Probability Factor
Go
Created Expected Time of Activity i-j
Go
Created Least Allowable Occurrence Time of Event i
Go
Created Least Allowable Occurrence Time of Event j
Go
Created Mean or Expected Time
Go
Created Most Likely Time given Expected Time
Go
Created Optimistic Time given Expected Time
Go
Created Optimistic Time given Standard Deviation
Go
Created Pessimistic Time given Expected Time
Go
Created Pessimistic Time given Standard Deviation
Go
Created Probability Factor
Go
Created Scheduled Time given Probability Factor
Go
Created Slack of Event i or j
Go
Created Standard Deviation of Activity
Go
Created Standard Deviation given Probability Factor
Go
Propeller Drag (6)
Verified Angle of Current relative to longitudinal axis of vessel given Propeller Drag
Go
Verified Average Current Speed given Propeller Drag
Go
Verified Expanded or developed blade area of propeller given propeller drag
Go
Verified Propeller Drag Coefficient given Propeller Drag