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/
531
Formulas Created
1748
Formulas Verified
427
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 531 and verified 1748 calculators across 427 different categories till date.
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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Analysis of Behaviour (5)
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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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'
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Verified Percent Market Share of State of total US Market
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Verified Total Scheduled Domestic Passenger Enplanement
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Dynamic Viscosity (2)
Verified Dynamic Viscosity for Pressure Reduction over Length of Piston
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Verified Dynamic Viscosity given Velocity of Flow in Oil Tank
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2 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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Integrated Demand Forecast Framework (3)
Verified Average Trip Length given Passenger Enplanements
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Verified Passenger Enplanements
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Verified Revenue Passenger Miles given Passenger Enplanements
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7 More Integrated Demand Forecast Framework Calculators
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Length of Transition Curve (9)
Created Length given Angle of Super Elevation
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Created Length of Transition Curve given Shift
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Created Length of Transition Curve given Time Rate
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Created Length when Comfort Condition Holds Good for Highways
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Created Length when Comfort Condition Holds Good for Railways
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Created Rate of Change of Radial Acceleration
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Created Shift of Curve
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Created Time Rate given Length of Transition Curve
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Created Time Taken given Radial Acceleration
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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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Quality Control in Construction (8)
Created Average Non-Conformities in Inspected Unit
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Created Average Proportion Non-Confirming
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Created Coefficient of Variation
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Created Number Non-Confirming in Sample
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Created Number of Defective Units given Reliability Number
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Created Number of Units Tested given Reliability Number
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Created Proportion Non-Confirming in Sample
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Created Reliability Number
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Thermal Expansion of Pipe (3)
Verified Modulus of Elasticity of Pipe Material given Stress due to Temperature Change
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Verified Movement in Length of Pipe
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Verified Stress due to Temperature Change
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4 More Thermal Expansion of Pipe 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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2 More Velocity of Piston Calculators
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Absolute velocity (1)
Verified Absolute Velocity for Mass of Fluid Striking Plate
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3 More Absolute velocity Calculators
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ACI Code (2)
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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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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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 having 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 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 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 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 (4)
Verified Intrados Stresses on 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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5 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 (9)
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
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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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17 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 (13)
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 Plastic Moment
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Created Specified Minimum Yield Stress for Web given Lr
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Bearing on Milled Surfaces and Bridge Fasteners (4)
Verified Allowable Stress for Expansion Rollers and Rockers where Diameter is from 635 mm to 3175 mm
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Verified Allowable Stress for Expansion Rollers and Rockers where Diameter is up to 635 mm
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Verified Diameter of Roller or Rocker for d from 635 to 3125mm
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Verified Diameter of Roller or Rocker for d up to 635 mm
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4 More Bearing on Milled Surfaces and Bridge Fasteners 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 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
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Created Bearing Plate Area for Less than Full Concrete Area
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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 using law of the trapezoid: (1)
Verified Total Vertical Load for Maximum Intensity in horizontal plane on Buttress Dam
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10 More Buttress Dams using law of the trapezoid: 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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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 (7)
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 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 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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14 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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Cold Formed or Light Weighted Steel Structures (15)
Created Allowable Design Strength
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Created Compressive Stress when Basic Design Stress 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 (2)
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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17 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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4 More Combined Bending and Torsion Condition 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 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 (3)
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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16 More Compression Calculators
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Compression Members (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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Computation of Uniform Flow (5)
Verified Bed Slope of Channel Section given Discharge
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Verified Conveyance given Discharge
Go
Verified Discharge given Conveyance
Go
Verified Manning's Formula for Conveyance given Discharge
Go
Verified Manning's Formula for Discharge given Conveyance
Go
14 More Computation of Uniform Flow Calculators
Go
Concentration of Solids (3)
Verified Concentration of Sludge in Return Line given RAS Pumping Rate from Aeration Tank
Go
Verified Concentration of Sludge in Return Line given Wasting Rate from Return Line
Go
Verified Concentration of Solids in Effluent given Wasting Rate from Return Line
Go
Confidence Limits (6)
Verified Confidence interval of variate
Go
Verified Equation for confidence interval of variate
Go
Verified Equation for Variate 'b' using Frequency Factor
Go
Verified Probable Error
Go
Verified Sample Size when Probable Error is Considered
Go
Verified Variate 'b' given Probable Error
Go
2 More Confidence Limits Calculators
Go
Confined Groundwater Flow between Water Bodies (7)
Verified Aquifer thickness when discharge is considered
Go
Verified Coefficient of Permeability when discharge is considered
Go
Verified Discharge per unit width of aquifers
Go
Verified Equation of Hydraulic Grade Line in Confined Groundwater Flow
Go
Verified Length when Discharge per Unit Width of Aquifer is Considered
Go
Verified Rate of movement through aquifer and confining bed
Go
Verified Velocity Equation of Hydraulics
Go
Constant Thickness on Arch Dam (2)
Verified Constant K1 given Rotation due to Moment on Arch Dam
Go
Verified Constant K5 given Deflection due to Moments on Arch Dam
Go
4 More Constant Thickness on Arch Dam Calculators
Go
Construction of S-Curve (3)
Verified Ordinates of unit hydrograph for S-Curve at certain time
Go
Verified S Curve Addition
Go
Verified S Curve at any time
Go
Construction Safety Management (8)
Created Injury Frequency Rate
Go
Created Injury Frequency Rate given Injury Index
Go
Created Injury Index
Go
Created Injury Severity Rate
Go
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
Go
Controlling Sewer-Water Flow (7)
Verified Area for Siphon Throat
Go
Verified Coefficient of Discharge given Area for Siphon Throat
Go
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
Go
Verified Length of Weir given Flow Diversion
Go
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
Go
3 More Correction for Tension and Sag to Measured Length Calculators
Go
Critical Flow and its Computation (2)
Verified Critical Depth for Rectangular Channel
Go
Verified Discharge per unit Width given Critical Depth for Rectangular Channel
Go
14 More Critical Flow and its Computation Calculators
Go
Critical Path Method (4)
Created Free Float used in CPM
Go
Created Independent Float used in CPM
Go
Created Interfering Float
Go
Created Total Float in CPM
Go
6 More Critical Path Method Calculators
Go
Cross sectional area (1)
Verified Cross Section Area for Mass of Fluid Striking Plate
Go
3 More Cross sectional area Calculators
Go
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
Go
Verified Normal Depth of Flow given Head on Entrance measured from Bottom of Culvert
Go
Verified Velocity of Flow given Head on Entrance measured from Bottom of Culvert
Go
7 More Culverts on Subcritical Slopes Calculators
Go
Curve Number (CN) (1)
Verified Potential Maximum Retention given Curve Number
Go
2 More Curve Number (CN) Calculators
Go
Cylindrical Vessel Containing Liquid Rotating with its Axis Horizontal. (3)
Verified Pressure Intensity when Radial Distance is Zero
Go
Verified Specific Weight of Liquid given Total Pressure Force on each end of Cylinder
Go
Verified Total Pressure Force on Each End of Cylinder
Go
2 More Cylindrical Vessel Containing Liquid Rotating with its Axis Horizontal. Calculators
Go
Dams on Soft or Porous Foundations by Darcy’s law (6)
Verified Length of Conduit after using Area of Pipe in Discharge
Go
Verified Number of Beds given discharge for Dams on Soft Foundations
Go
Verified Saturation for Total Pressure per unit Area for Dams on Soft Foundations
Go
Verified Specific gravity of water given Neutral stress per unit area for Dams on Soft Foundations
Go
Verified Velocity given Length of Conduit after using Area of Pipe in Discharge
Go
Verified Void Ratio given Total Pressure per unit Area for Dams on Soft Foundations
Go
12 More Dams on Soft or Porous Foundations by Darcy’s law Calculators
Go
Darcy – Weisbach Equation (6)
Verified Density of Fluid given Friction Factor
Go
Verified Diameter of Pipe given Friction Factor
Go
Verified Diameter of Pipe given Head Loss due to Frictional Resistance
Go
Verified Dynamic Viscosity given Friction Factor
Go
Verified Head Loss due to Frictional Resistance
Go
Verified Total Required Power
Go
8 More Darcy – Weisbach Equation Calculators
Go
Darcy's Law (3)
Verified Apparent Velocity and Bulk Pore Velocity Relationship
Go
Verified Apparent Velocity of Seepage given Reynolds Number of Value Unity
Go
Verified Bulk Pore Velocity
Go
4 More Darcy's Law Calculators
Go
Dash-Pot Mechanism (4)
Verified Pressure Gradient given Rate of Flow
Go
Verified Pressure Gradient given Velocity of Flow in Oil Tank
Go
Verified Velocity of Flow in Oil Tank
Go
Verified Vertical Upward Force on Piston given Piston Velocity
Go
8 More Dash-Pot Mechanism Calculators
Go
Deflection Due to Prestressing Force (15)
Verified Deflection Due to Prestressing for Parabolic Tendon
Go
Verified Deflection Due to Prestressing for Singly Harped Tendon
Go
Verified Deflection Due to Prestressing given Doubly Harped Tendon
Go
Verified Flexural Rigidity given Deflection Due to Prestressing for doubly Harped Tendon
Go
Verified Flexural Rigidity given Deflection Due to Prestressing for Parabolic Tendon
Go
Verified Flexural Rigidity given Deflection Due to Prestressing for Singly Harped Tendon
Go
Verified Length of Span given Deflection Due to Prestressing for Parabolic Tendon
Go
Verified Length of Span given Deflection Due to Prestressing for Singly Harped Tendon
Go
Verified Moment of Inertia for Deflection due to prestressing for parabolic tendon
Go
Verified Moment of Inertia for deflection due to prestressing of singly harped tendon
Go
Verified Uplift Thrust given Deflection Due to Prestressing for doubly Harped Tendon
Go
Verified Uplift Thrust given Deflection Due to Prestressing for Singly Harped Tendon
Go
Verified Uplift Thrust when Deflection Due to Prestressing for Parabolic Tendon
Go
Verified Young's Modulus given Deflection Due to Prestressing for Parabolic Tendon
Go
Verified Young's Modulus given Deflection Due to Prestressing for Singly Harped Tendon
Go
4 More Deflection Due to Prestressing Force Calculators
Go
Deflection on Arch Dams (2)
Verified Deflection due to Shear on Arch Dam
Go
Verified Deflection due to Thrust on Arch Dam
Go
1 More Deflection on Arch Dams Calculators
Go
Density Currents in Harbors (1)
Verified Water Depth given Velocity in Dry Bed Curve
Go
22 More Density Currents in Harbors Calculators
Go
Density of Sediment Deposits (7)
Verified Average Unit Weight of Deposit during period of T years
Go
Verified Equation for Weighted Value of Sand, Silt and Clay
Go
Verified Initial Unit Weight given Average Unit Weight of Deposit
Go
Verified Percentage of Clay given Unit Weight of Deposit
Go
Verified Percentage of Sand given Unit Weight of Deposit
Go
Verified Percentage of Silt for Unit Weight of Deposits
Go
Verified Weighted Value given Average Unit Weight of Deposit
Go
1 More Density of Sediment Deposits Calculators
Go
Description of the Flow Pattern (2)
Verified Component of Velocity in X-Direction using Slope of Streamline
Go
Verified Component of Velocity in Y-Direction given Slope of Streamline
Go
1 More Description of the Flow Pattern Calculators
Go
Design of a complete mix activated sludge reactor (2)
Verified Recirculation Ratio
Go
Verified Sludge Concentration using Wasting Rate from Return Line when Solid Concentration in Effluent is Low
Go
Design of Fillets (12)
Verified Aircraft Datum Length given Length of each Wedge-shaped End of Fillet
Go
Verified Distance along Straight Taxiway Center line given Length of each End of Fillet
Go
Verified Length of each Wedge-Shaped end of Fillet
Go
Verified Maximum Deviation permissible without Filleting
Go
Verified Maximum value of Deviation of main Undercarriage given Radius of Fillet
Go
Verified Minimum Safety Margin given Maximum Deviation permissible without Filleting
Go
Verified Minimum Safety Margin given Radius of Fillet
Go
Verified Radius of Fillet
Go
Verified Radius of Taxiway Centerline given Radius of Fillet
Go
Verified Taxiway Width given Maximum Deviation permissible without Filleting
Go
Verified Track of Main Undercarriage given Maximum Deviation permissible without Filleting
Go
Verified Track of main Undercarriage given Radius of Fillet
Go
Design of Stiffeners (3)
Verified Computed Force given Cross sectional Area of Column Web Stiffeners
Go
Verified Cross sectional area of Column Web Stiffeners
Go
Verified Stiffener Yield Stress given Cross Sectional Area of Column Web Stiffeners
Go
13 More Design of Stiffeners Calculators
Go
Design of Two Way Slab System (2)
Verified Concrete Shear Strength at Critical Sections
Go
Verified Maximum Slab thickness
Go
1 More Design of Two Way Slab System Calculators
Go
Determination of Evapotranspiration (3)
Verified Consumptive use of water for large areas
Go
Verified Equation for constant depending upon latitude in net radiation of evaporable water equation
Go
Verified Equation for Parameter Including Wind Velocity and Saturation Deficit
Go
Determination of n and S of Nash's Model (4)
Verified First Moment of DRH about time origin divided by total direct runoff
Go
Verified First moment of ERH about time origin divided by total effective rainfall
Go
Verified First moment of ERH given second moment of DRH
Go
Verified First moment of instantaneous unit hydrograph, IUH
Go
1 More Determination of n and S of Nash's Model Calculators
Go
Determining storm water flow (3)
Verified Average Rainfall Rate given Stormwater
Go
Verified Coefficient of Runoff given Stormwater
Go
Verified Drainage Area given Stormwater
Go
1 More Determining storm water flow Calculators
Go
Development Length Requirements (4)
Verified Bar Steel Yield Strength given Basic Development Length
Go
Verified Basic Development Length for 14mm Diameter Bars
Go
Verified Basic Development Length for 18mm Diameter Bars
Go
Verified Basic Development Length for Bars and Wire in Tension
Go
4 More Development Length Requirements Calculators
Go
Dhruv Narayan Et Al's Equation (2)
Verified Dhruv Narayan Et Al's Equation for Annual Runoff Volume
Go
Verified Dhruv Narayan Et Al's Equation for Annual Sediment Yield Rate from Catchment Area
Go
Discharge (2)
Verified Discharge Considering Approach Velocity
Go
Verified Discharge over Weir without Considering Velocity
Go
5 More Discharge Calculators
Go
Disposing of storm water (4)
Verified Area of Opening given Inlet Capacity for Flow Depth more than 1ft 5in
Go
Verified Depth of Flow at Inlet given Inlet Capacity for Flow Depth up to 4.8in
Go
Verified Depth of Flow given Inlet Capacity for Flow Depth more than 1ft 5in
Go
Verified Inlet Capacity for Flow Depth more than 1ft 5in
Go
6 More Disposing of storm water Calculators
Go
Distance-Drawdown Analysis (10)
Verified Drawdown across one log cycle from distance drawdown graphs given transmissivity
Go
Verified Drawdown across One Log Cycle given Transmissivity for Inconsistent Units
Go
Verified Pumping rate from distance drawdown graphs
Go
Verified Pumping Rate given Transmissivity for Inconsistent Units from Distance-Drawdown Graphs
Go
Verified Storage coefficient for inconsistent units from distance drawdown graphs
Go
Verified Storage coefficient from distance drawdown graphs
Go
Verified Time at which drawdowns are measured for storage coefficient
Go
Verified Transmissivity for inconsistent units from distance drawdown graphs
Go
Verified Transmissivity from distance drawdown graphs
Go
Verified Transmissivity given storage coefficient from distance drawdown
Go
Doubly Reinforced Rectangular Sections (1)
Verified Cross-Sectional Area of Compressive Reinforcing
Go
2 More Doubly Reinforced Rectangular Sections Calculators
Go
Doubly Reinforced Rectangular Sections (2)
Created Bending Moment Capacity of Rectangular Beam
Go
Created Depth of Equivalent Rectangular Compressive Stress Distribution
Go
Doubly Reinforced Rectangular Sections (9)
Created Force Acting on Compressive Steel
Go
Created Force Acting on Tensile Steel
Go
Verified Moment Resistance in Compression
Go
Created Moment Resistance of Tensile Steel given Area
Go
Verified Moment Resisting Capacity of Compressive Steel given Stress
Go
Verified Stress in Extreme Compression Surface given Moment Resistance
Go
Created Stress in Tensile Steel to Stress in Extreme Compression Surface Ratio
Go
Created Total Compression on Concrete
Go
Created Total Compressive force on Beam Cross Section
Go
Drill String Buckling (5)
Verified Cross Section Area of Column for Critical Buckling Load
Go
Verified Flow Velocity given Reynolds Number in Shorter Length of Pipe
Go
Verified Kinematic Viscosity of Fluid given Reynolds Number in Shorter Length of Pipe
Go
Verified Pipe Diameter given Reynolds Number in Shorter Length of Pipe
Go
Verified Reynolds Number in Shorter Length of Pipe
Go
2 More Drill String Buckling Calculators
Go
Dynamics of Ocean Currents (9)
Verified Angular Velocity given Pressure Gradient Normal to Current
Go
Verified Coriolis Acceleration
Go
Verified Current Velocity given Coriolis Acceleration
Go
Verified Current Velocity given Pressure Gradient Normal to Current
Go
Verified Current Velocity given Radius of Curvature
Go
Verified Latitude given Coriolis Acceleration
Go
Verified Latitude given Pressure Gradient Normal to Current
Go
Verified Pressure Gradient Normal to Current
Go
Verified Radius of Curvature given Current Velocity
Go
Eckman Wind Drift (10)
Verified Angle between Wind and Current Direction
Go
Verified Depth given Angle between Wind and Current Direction
Go
Verified Depth given Volume Flow rate per unit of Ocean Width
Go
Verified Depth of Frictional Influence by Eckman
Go
Verified Latitude given Depth of Frictional Influence by Eckman
Go
Verified Velocity at Surface given Velocity Component along Horizontal x Axis
Go
Verified Velocity Component along Horizontal x Axis
Go
Verified Vertical Coordinate from Ocean Surface given Angle between Wind and Current Direction
Go
Verified Vertical Eddy Viscosity Coefficient given Depth of Frictional Influence by Eckman
Go
Verified Volume Flow Rates per unit of Ocean Width
Go
5 More Eckman Wind Drift Calculators
Go
Economics of Project Management (9)
Created Contribution per Unit
Go
Created Fixed Cost
Go
Created Profit for Total Expenses
Go
Created Selling Price
Go
Created Total Cost
Go
Created Total Cost given Profit
Go
Created Total Revenue
Go
Created Total Variable Cost
Go
Created Volume of Output
Go
Eddy Loss (5)
Verified Eddy loss for abrupt contraction channel transition
Go
Verified Eddy loss for abrupt expansion channel transition
Go
Verified Eddy loss for gradual contraction channel transition
Go
Verified Eddy loss for gradual expansion channel transition
Go
Verified Eddy loss for non uniform flow
Go
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
Go
Created Overall Standard Error
Go
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
Go
Effect of Freshwater Inflow (5)
Verified King's Dimensionless Variable
Go
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
Go
Verified Tidal Period using King's Dimensionless Variable
Go
Efficiency of Filter (8)
Verified Efficiency of First Filter given BOD Loading for Second Filter
Go
Verified Efficiency of First Filter Stage
Go
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
Go
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
Go
Efficiency of turbine (1)
Verified Efficiency of turbine and generator given Power obtained from water flow in Kilowatt
Go
3 More Efficiency of turbine Calculators
Go
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
Go
Elastic Modulus of Rock (2)
Verified Elastic Modulus of Rock given Rotation due to Shear on Arch Dam
Go
Verified Elastic Modulus of Rock given Rotation due to Twist on Arch Dam
Go
4 More Elastic Modulus of Rock Calculators
Go
Elongation due to Self weight (6)
Verified Elongation due to Self Weight in Prismatic Bar
Go
Verified Elongation due to Self Weight in Prismatic Bar using Applied Load
Go
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
Go
5 More Elongation due to Self weight Calculators
Go
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
Go
Verified Self Weight of Prismatic Bar with known Elongation
Go
9 More Elongation of Tapering Bar due to Self Weight Calculators
Go
Empirical Evaporation Equations (2)
Verified Meyers formula (1915)
Go
Verified Rohwers formula (1931)
Go
1 More Empirical Evaporation Equations Calculators
Go
Endogenous Decay Coefficient (2)
Verified Endogenous Decay Coefficient given Observed Cell Yield
Go
Verified Endogenous Decay Constant given Volume of Reactor
Go
Energy Flux Method (1)
Verified Stable Wave Height
Go
12 More Energy Flux Method Calculators
Go
Entrance and Exit Submerged (4)
Verified Entrance Loss Coefficient given Velocity of Flow Fields
Go
Verified Head Loss in Flow
Go
Verified Hydraulic Radius of Culvert given Velocity of Flow Fields
Go
Verified Velocity of Flow Fields
Go
1 More Entrance and Exit Submerged Calculators
Go
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
Go
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
Go
Verified Gradient of Atmospheric Pressure Orthogonal to Isobars
Go
Verified Gradient of Atmospheric Pressure Orthogonal to Isobars given Gradient Wind Speed
Go
Verified Height of Boundary layer in Non-Equatorial Regions
Go
Verified Wind Speed at Height above Surface in form of near Surface Wind Profile
Go
14 More Estimating Marine and Coastal Winds Calculators
Go
Estimation of Flood (7)
Verified Baird and McIllwraith formula for maximum flood discharge
Go
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
Go
Verified Jarvis formula for peak discharge
Go
Verified Kirpich Equation
Go
Verified Ryves Formula for maximum flood discharge
Go
1 More Estimation of Flood Calculators
Go
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
Go
Verified Area of prestressing steel given tension force
Go
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
Go
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 (4)
Verified Depth when Neutral Axis is in Flange
Go
Verified Distance when Neutral Axis Lies in Flange
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
Go
Flat Plate Normal to the Jet (3)
Verified Area of Cross Section of Jet given Mass of Fluid
Go
Verified Mass Flow Rate of Fluid Striking Plate
Go
Verified Velocity given Mass of Fluid
Go
3 More Flat Plate Normal to the Jet Calculators
Go
Flat Plate Normal to the Jet (1)
Verified Efficiency of Wheel
Go
5 More Flat Plate Normal to the Jet Calculators
Go
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 without Considering Velocity
Go
14 More Flow Over a Rectangular Sharp-Crested Weir or Notch Calculators
Go
Flow velocity in straight sewers (1)
Verified Area given Water Flow Equation
Go
7 More Flow velocity in straight sewers Calculators
Go
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 (9)
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 Celerity created by Moving Vessel
Go
Verified Return Flow Velocity
Go
Verified Vessel Blockage Ratio
Go
Verified Vessel Speed given Individual Wave Celerity created by Moving Vessel
Go
Verified Vessel Speed 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
Go
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
Go
Forces Acting on Fluid in Motion (1)
Verified Gravity Force given Sum of Total Forces influencing Motion of Fluid
Go
8 More Forces Acting on Fluid in Motion Calculators
Go
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
Go
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
Go
2 More Forces Driving Ocean Currents Calculators
Go
Form Drag (1)
Verified Vessel Draft given Form Drag of Vessel
Go
6 More Form Drag Calculators
Go
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 (3)
Verified Friction Factor
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Verified Friction Factor given Reynolds Number
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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 (12)
Created Compressive Stress due to External Moment
Go
Created Cross Sectional Area given Compressive Stress
Go
Created External Moment with Known Compressive Stress
Go
Created Length of Span given Uniform Load
Go
Created Prestressing Force given Compressive Stress
Go
Created Prestressing Force given Uniform Load
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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
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Created Uniform Compressive Stress due to Prestress
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Created Upward Uniform Load using Load Balancing Method
Go
Generation-Distribution Models (5)
Verified Air Trips between i and j
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Verified Country Pair Relation Index given Air Traffic between Stations i and j
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Verified Factor to adjust for Quantum Effects given Air Trips between i and j
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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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Geometrics Properties (4)
Created Area of Concrete about Non-Prestressed Reinforcements and Transformed Section
Go
Created Area of Non-Prestressed Reinforcement in Partially Prestressed Members
Go
Created Area of Prestressing Tendons about Non-Prestressed Reinforcements and Transformed Section
Go
Created Transformed Area of Partially Prestressed Members
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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
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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
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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 Dam (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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6 More Gravity Dam 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
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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
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Verified Equation for Recharge from Irrigation in Area
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Verified Equation for Recharge from Rainfall
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Verified Equation for Recharge from Stream into Ground water Body
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Verified Equation for Recharge from Tanks and Ponds
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Verified Equation for Recharge from Water Conservation Structures
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Verified Equation for Recharge when Gross Water Draft is considered
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Verified Equation for Specific Yield
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Verified Equation for Water Level Fluctuation
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Verified Equation for Watershed Area about Specific Yield and Water Level Fluctuation
Go
Verified Net Ground Water Flow given Possible Recharge
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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
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Gumbel's Method (14)
Verified Frequency Factor as applicable to Infinite Sample Size
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Verified Frequency Factor given Variate 'x' with respect to Return Period
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Verified Frequency Factor in Gumbel's Equation for Practical Use
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Verified General Equation of Hydrologic Frequency Analysis
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Verified Gumbel's Variate 'x' with Recurrence Interval for Practical Use
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Verified Mean of variate in flood frequency studies
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Verified Mean Variate given Variate 'x' with Recurrence Interval for Practical Use
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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
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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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15 More Hagen–Poiseuille Equation Calculators
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Harbor Hydrodynamics (16)
Verified Coefficient for Wave Transmission by Flow over Structure
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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 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
Go
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
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Verified Principal Lunar Diurnal Constituent given Form Number
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Verified Principal Lunar Semi-Diurnal Constituent given Form Number
Go
Verified Principal Solar Semi-Diurnal Constituent given Form Number
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Verified Radian Frequencies for Prediction of Tides
Go
Verified Time period of n'th contribution of tide prediction given radian frequencies
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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 Deep Water Condition
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Verified Minor Vertical Semi Axis for Shallow Water Condition
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Verified Minor Vertical Semi-Axis for Deep Water Condition
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Verified Sea Bed Given Minor Vertical Semi-Axis for Shallow Water Condition
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Verified Water Depth Given Minor Vertical Semi-Axis for Shallow Water Condition
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Verified Wave Height for Major Horizontal Semi-Axis Deep Water Condition
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Verified Wave Height for Minor Vertical Semi-Axis Deep Water Condition
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Verified Wave Height Given Minor Vertical Semi-Axis for Shallow Water Condition
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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 Depth (2)
Verified Hydraulic Depth
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Verified Wetted Area given Hydraulic Mean Depth
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4 More Hydraulic Depth Calculators
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Hydraulic Head (1)
Verified Head over Crest for given Discharge without 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
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Verified Conjugate Depth y2 given Discharge per Unit Width of Channel
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Verified Conjugate Depth y2 given Froude Number Fr1
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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 (1)
Verified Flow Rate for Power obtained from Water Flow in Horsepower
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5 More Hydroelectric Power Generation Calculators
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Hydrographs (12)
Verified Discharge at initial time
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Verified Discharge at Initial Time in Alternative form of Exponential Decay
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Verified Discharge given Storage
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Verified Discharge in Alternative form of Exponential Decay
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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
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Verified Recession Constant
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Verified Recession Constant for Base Flow
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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
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Verified Time Interval from Peak in Straight Line method of Baseflow Separation
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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
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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
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Verified Inglis Formula for Larger Areas
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Verified Inglis Formula for Small Areas (also applicable for fan shaped catchment)
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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
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Verified Bay Tide Amplitude given Tidal Prism Filling Bay
Go
Verified King's Dimensionless Velocity
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
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Verified Tidal Period using King's Dimensionless Velocity
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18 More Inlet Currents and Tidal Elevations 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
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Verified Evaporation rate given interception Loss
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Verified Interception Loss
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Verified Interception storage given interception loss
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Verified Ratio of Vegetal Surface Area to its Projected Area given Interception Loss
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Irregular Waves (1)
Verified Deepwater Wave Height given Maximum Runup
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15 More Irregular Waves Calculators
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Jet Propulsion of Ships (2)
Verified Efficiency of Propulsion
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Verified Efficiency of Propulsion given Head Loss due to Friction
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8 More Jet Propulsion of Ships Calculators
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Job Mix Concrete Volume (1)
Verified Water Cement Ratio
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5 More Job Mix Concrete Volume 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
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Verified Catchment Area when Annual Sediment Yield Rate
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Verified Volume of Sediment Yield per Year from Catchment Area
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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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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 (4)
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
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Verified Velocity of Sphere given Resistance Force on Spherical Surface
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14 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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19 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
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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
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Verified Specific Weight of Fluid given Shear Stress
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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
Go
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
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Created Static Wheel Load given Shear Stress
Go
Created Wheel Load given seat load
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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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Levelling (17)
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 in short lines under Trigonometric levelling
Go
Created Difference in Elevation between Two Points using Barometric Levelling
Go
Created Distance between Two points under Curvature and Refraction
Go
Created Distance for small errors under Curvature and Refraction
Go
Created Distance to Visible Horizon
Go
Created Error Due to Curvature Effect
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
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Verified Equation for Constant A from linear equations of Standing Waves
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Verified Guo Formula of Linear Dispersion Relation
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Verified Guo Formula of Linear Dispersion Relation for Wave Number
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Verified Radian Frequency of Waves
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Verified Radian frequency of waves given equation for constant
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Verified Relative Wavelength
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Verified Velocity of Propagation in Linear Dispersion Relation
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Verified Velocity of Propagation in Linear Dispersion Relation given Wavelength
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Verified Wave Height given Equation for Constant A
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Verified Wave Number of Convenient Empirical Explicit Approximation
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Verified Wave period given radian frequency of waves
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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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10 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
Go
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
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Verified Axial Capacity of Wall
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Verified Wall Section Gross Area given Axial Capacity of Wall
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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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11 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
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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 (7)
Created Creep Coefficient given Creep Strain
Go
Created Elastic Strain given Creep Strain
Go
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
Low Flow (2)
Verified Cease to Flow Depth given Depth at Gauging Station
Go
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 Horsepower 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
Manning's Formula in Uniform Flow (1)
Verified Manning's Formula for Coefficient of Roughness given Average Velocity
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6 More Manning's Formula in Uniform Flow Calculators
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Materials (7)
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 Total Strain
Go
Created Total Strain given Creep Coefficient
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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
Go
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
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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
Go
Verified Possible Recharge in Hard Rock Areas with Weathered Jointed Basalt for Maximum Specific Yield
Go
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
Go
Verified Mean Velocity of Flow given Shear Stress and Density
Go
Verified Mean Velocity of Flow given Total Required Power
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1 More Mean Velocity of Flow Calculators
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Measured Wind Directions (17)
Verified Ambient Pressure at Periphery of Storm
Go
Verified Characteristic Wave Height given Dimensionless Wave Height
Go
Verified Cyclostrophic Approximation to Wind Speed
Go
Verified Dimensionless Fetch
Go
Verified Dimensionless Fetch given Fetch-limited Dimensionless Wave Height
Go
Verified Dimensionless Wave Frequency
Go
Verified Dimensionless Wave Height
Go
Verified Distance from Center of Storm Circulation to Location of Maximum Wind Speed
Go
Verified Fetch-Limited Dimensionless Wave Height
Go
Verified Frequency of Spectral Peak for Dimensionless Wave Frequency
Go
Verified Friction Velocity for Dimensionless Wave Frequency
Go
Verified Friction Velocity given Dimensionless Fetch
Go
Verified Friction Velocity given Dimensionless Wave Height
Go
Verified Fully Developed Wave Height
Go
Verified Maximum Velocity in Storm
Go
Verified Pressure Profile in Hurricane Winds
Go
Verified Wind Speed given Fully Developed Wave Height
Go
2 More Measured Wind Directions Calculators
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Measurement of Evaporation (2)
Verified Transpiration ratio
Go
Verified Water consumed by transpiration
Go
Methods to Predict Channel Shoaling (19)
Verified Angular velocity of Earth for velocity at surface
Go
Verified Change of Ebb Tidal Energy Flux across Ocean Bar between Natural and Channel Conditions
Go
Verified Coefficient given Water Surface Slope by Eckman
Go
Verified Density of Water given Velocity at Surface
Go
Verified Density of Water given Water Surface Slope
Go
Verified Depth after Dredging given Transport Ratio
Go
Verified Depth before Dredging given Transport Ratio
Go
Verified Depth given Velocity at Surface
Go
Verified Depth of Navigation Channel given Depth of Channel to depth at which Ocean Bar meets Sea Bottom
Go
Verified Hoerls Special function Distribution
Go
Verified Latitude given Velocity at Surface
Go
Verified Maximum instantaneous Ebb Tide Discharge per unit Width
Go
Verified Ratio of Depth of Channel to Depth at which Seaward Slope of Ocean Bar meets Sea Bottom
Go
Verified Shear Stress at Water Surface given Velocity at Surface
Go
Verified Shear Stress at Water Surface given Water Surface Slope
Go
Verified Tidal Period given Change of Ebb Tidal Energy Flux across Ocean Bar
Go
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 (2)
Verified Young's Modulus of Concrete
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Verified Young's Modulus of Elasticity as per ACI 318 Building Code Requirements for Reinforced Concrete
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3 More Modulus of Elasticity Calculators
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Moments acting on 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 Arch Dam Calculators
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Momentum Theory of Propellers (1)
Verified Rate of Flow given Thrust on Propeller
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15 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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Most Economical Pipe (1)
Verified Discharge for Most Economical Pipe Diameter for Distribution System
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7 More Most Economical Pipe 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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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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5 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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Normal Radial Pressure of Arch Dams (1)
Verified Normal Radial Pressure at centerline given Moment at Abutments of Arch Dam
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3 More Normal Radial Pressure of Arch Dams Calculators
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Normal-Weight, Normal-Density Concrete (1)
Verified Modulus of Elasticity of Normal Weight and Density Concrete in SI Units
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1 More Normal-Weight, Normal-Density Concrete 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 for Building Construction (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 of Pipe
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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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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 Members (16)
Created Area of Concrete Section given Prestress Drop
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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 Change in Strain in Tendon given Prestress Drop
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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
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Created Prestress Drop given Modular Ratio
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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 given Stress in concrete at Same Level due to Prestressing Force
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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 Stress in Concrete given Prestress Drop
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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 (12)
Verified Allowable Bearing Stress in Local Zone
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Verified Allowable Stress given End Zone Reinforcement
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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 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 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
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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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Power obtained from water flow (2)
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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1 More Power obtained from water flow Calculators
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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 (3)
Verified Depth of Center of Pressure
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Verified 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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4 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 Members (14)
Created Initial Prestress given Prestress after Immediate Loss
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Created Initial Strain in Steel for Known Strain due to Elastic Shortening
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Created Initial Strain in Terms of Initial Prestressing Force
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Created Modular Ratio given Prestress after Immediate Loss
Go
Created Prestress Drop given Initial Prestress Force
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Created Prestress Drop given Pressure after Immediate Loss
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Created Prestress Force after Immediate Loss given Prestress Drop
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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
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Created Strain in Concrete in Terms of prestressing Force after Immediate Loss
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Created Stress in Concrete of Pre-Tensioned Bending Members
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Created Transformed Area of Prestress Member for Known Pressure Drop
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Pre-Tensioned Members (5)
Verified Bond Length given Development Length of Section
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Verified Development Length of Section
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Verified Moment given End Zone Reinforcement
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Verified Total Depth of Section given End Zone Reinforcement
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Verified Transmission Length given Development Length of Section
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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
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Created Earliest Expected Occurrence Time of Event j
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Created Expected Time given Probability Factor
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Created Expected Time of Activity i-j
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Created Least Allowable Occurrence Time of Event i
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Created Least Allowable Occurrence Time of Event j
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Created Mean or Expected Time
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Created Most Likely Time given Expected Time
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Created Optimistic Time given Expected Time
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Created Optimistic Time given Standard Deviation
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Created Pessimistic Time given Expected Time
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Created Pessimistic Time given Standard Deviation
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Created Probability Factor
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Created Scheduled Time given Probability Factor
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Created Slack of Event i or j
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Created Standard Deviation given Probability Factor
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Created Standard Deviation of Activity
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Propeller Drag (5)
Verified Angle of Current relative to longitudinal axis of vessel given Propeller Drag
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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
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Verified Propeller Drag due to Form Drag of Propeller with locked Shaft
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1 More Propeller Drag Calculators
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Pulse Method (3)
Created Completion Time for given Distance of Path
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Created Distance Measured
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Created Velocity in Medium given Distance
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Radar measurement of Rainfall (3)
Verified Intensity of rainfall given radar echo factor
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Verified Radar Echo Factor using Intensity
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Verified Radar Measurement of Rainfall
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Radius of Pipe (1)
Verified Radius of Pipe given Velocity at any Point in Cylindrical Element
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4 More Radius of Pipe Calculators
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Rainfall Erosivity Factor (1)
Verified Rainfall Erosion Index Unit of Storm
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2 More Rainfall Erosivity Factor Calculators
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Rainfall Infiltration Method (4)
Verified Catchment Area when Recharge from Rainfall is Considered
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Verified Normal Rainfall in Monsoon Season
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Verified Rainfall Infiltration Factor when Recharge from Rainfall is Considered
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Verified Recharge from Rainfall in Monsoon Season by Rainfall Infiltration Method
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Rainfall-Runoff Correlation (9)
Verified Annual Precipitation in (i-1)th year given Antecedent Precipitation
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Verified Annual Precipitation in (i-2)th year given Antecedent Precipitation
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Verified Annual Precipitation in i-th year given Antecedent Precipitation
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Verified Antecedent Precipitation Index
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Verified Equation of straight line regression between runoff and rainfall
Go
Verified Exponential Relationship for Larger Catchments
Go
Verified Precipitation using Runoff from Exponential Relationship
Go
Verified Precipitation using Runoff in Straight Line Regression between Runoff and Rainfall
Go
Verified Runoff rainfall regression by logarithmic transformation
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Rainwater Accumulation and Drainage on Bridges (1)
Verified Deck Width for handling Rainwater Runoff to Drain Scuppers
Go
6 More Rainwater Accumulation and Drainage on Bridges Calculators
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RAS Pumping Rate (2)
Verified RAS Pumping Rate from Aeration Tank
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Verified RAS Pumping Rate using Recirculation Ratio
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Rational Method (8)
Verified Coefficient of Runoff when Peak Value is Considered
Go
Verified Coefficient of Runoff when Peak Discharge for Field Application is Considered
Go
Verified Drainage Area when Peak Discharge for Field Application is Considered
Go
Verified Drainage Area when Peak Discharge is considered
Go
Verified Intensity of Precipitation when Peak Discharge for Field Application is Considered
Go
Verified Intensity of Rainfall when Peak Discharge is Considered
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Verified Peak Discharge for Field Application
Go
Verified Value of Peak Discharge
Go
Recirculation Factor (2)
Verified Recirculation Factor
Go
Verified Recirculation Factor given Efficiency of Second Filter Stage
Go
Recirculation Ratio (1)
Verified Recirculation Ratio of Wastewater
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1 More Recirculation Ratio Calculators
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Recommended value for Rainfall Factor for Various Hydrogeologic Conditions based on Norms (13)
Verified Recharge from Rainfall in Alluvial Indo Gangetic and Inland Areas
Go
Verified Recharge from Rainfall in East Coast Alluvial Areas
Go
Verified Recharge from Rainfall in Hard Rock Areas consisting Massive Poorly Fractured Rocks
Go
Verified Recharge from Rainfall in Hard Rock Areas of Consolidated Sandstone
Go
Verified Recharge from Rainfall in Hard Rock Areas with Granulite Facies
Go
Verified Recharge from Rainfall in Hard Rock Areas with Laterite
Go
Verified Recharge from Rainfall in Hard Rock Areas with Low Clay Content
Go
Verified Recharge from Rainfall in Hard Rock Areas with Phyllites, Shales
Go
Verified Recharge from rainfall in hard rock areas with semi consolidated sandstone
Go
Verified Recharge from Rainfall in Hard Rock Areas with Significant Clay Content
Go
Verified Recharge from Rainfall in Hard Rock Areas with Vesicular and Jointed Basalt
Go
Verified Recharge from Rainfall in Hard Rock Areas with Weathered Basalt
Go
Verified Recharge from Rainfall in West Coast Areas based on Recommended Rainfall Infiltration Factor
Go
Recommended value of Specific Yield for Various Hydrogeologic Conditions based on Norms (13)
Verified Possible Recharge in Clayey Alluvium Areas based on Known Norms of Specific Yield
Go
Verified Possible Recharge in Hard Rock Areas of massive Poorly fractured Rocks
Go
Verified Possible Recharge in Hard Rock Areas with karstified Limestone
Go
Verified Possible Recharge in Hard Rock Areas with Laterite
Go
Verified Possible Recharge in Hard Rock Areas with Limestone
Go
Verified Possible Recharge in Hard Rock Areas with Phyllites, Shales given recommended specific Yield
Go
Verified Possible Recharge in Hard Rock Areas with Quartzite