Ishita Goyal
Meerut Institute of Engineering and Technology (MIET), Meerut
Ishita Goyal has created this Calculator and 100+ more calculators!
Himanshi Sharma
Bhilai Institute of Technology (BIT), Raipur
Himanshi Sharma has verified this Calculator and 500+ more calculators!

11 Other formulas that you can solve using the same Inputs

Ultimate Strength for Symmetrical Reinforcement
Axial Load Capacity=0.85*28 Day Compressive Strength of Concrete*Width of compression face*Distance from Compression to Tensile Reinforcement*Capacity reduction factor*((-Area ratio of tensile reinforcement)+1-(Eccentricity by method of frame analysis/Distance from Compression to Tensile Reinforcement)+sqrt(((1-(Eccentricity by method of frame analysis/Distance from Compression to Tensile Reinforcement))^2)+2*Area ratio of tensile reinforcement*((Force ratio of strengths of reinforcements-1)*(1-(Distance from Compression to Centroid Reinforcment/Distance from Compression to Tensile Reinforcement))+(Eccentricity by method of frame analysis/Distance from Compression to Tensile Reinforcement)))) GO
Ultimate Strength for No Compression Reinforcement
Axial Load Capacity=0.85*28 Day Compressive Strength of Concrete*Width of compression face*Distance from Compression to Tensile Reinforcement*Capacity reduction factor*((-Area ratio of tensile reinforcement*Force ratio of strengths of reinforcements)+1-(Eccentricity by method of frame analysis/Distance from Compression to Tensile Reinforcement)+sqrt(((1-(Eccentricity by method of frame analysis/Distance from Compression to Tensile Reinforcement))^2)+2*(Area ratio of tensile reinforcement*Eccentricity by method of frame analysis*Force ratio of strengths of reinforcements/Distance from Compression to Tensile Reinforcement))) GO
Balanced Moment when Φ is Given
Balanced Moment=Resistance Factor*((.85*28 Day Compressive Strength of Concrete*Width of compression face*Depth Rectangular Compressive Stress*(Distance from Compression to Tensile Reinforcement-Distance from Plastic to Tensile Reinforcement-Depth Rectangular Compressive Stress/2))+(Area of Compressive Reinforcement*Yeild Strength of Base Plate*(Distance from Compression to Tensile Reinforcement-Distance from Compression to Centroid Reinforcment-Distance from Plastic to Tensile Reinforcement))+(area of tension reinforcement*Tensile Stress in Steel*Distance from Plastic to Tensile Reinforcement)) GO
Ultimate Strength for Symmetrical Reinforcement in Single Layers
Axial Load Capacity=Capacity reduction factor*((Area of Compressive Reinforcement*Yield strength of reinforcing steel/((Eccentricity/Distance from Compression to Tensile Reinforcement)-Distance from Compression to Centroid Reinforcment+0.5))+(Width of compression face*Depth of column*28 Day Compressive Strength of Concrete/((3*Depth of column*Eccentricity/(Distance from Compression to Tensile Reinforcement^2))+1.18))) GO
Compressive Reinforcement Area when Axial-Load Capacity of Short Rectangular Members is Given
Area of Compressive Reinforcement=((Axial Load Capacity/Resistance Factor)-(.85*28 Day Compressive Strength of Concrete*Width of compression face*Depth Rectangular Compressive Stress)+(area of tension reinforcement*Tensile Stress in Steel))/Yeild Strength of Base Plate GO
Tension Reinforcement Area when Axial-Load Capacity of Short Rectangular Members is Given
area of tension reinforcement=((.85*28 Day Compressive Strength of Concrete*Width of compression face*Depth Rectangular Compressive Stress)+(Area of Compressive Reinforcement*Yeild Strength of Base Plate)-(Axial Load Capacity/Resistance Factor))/Tensile Stress in Steel GO
Tensile Stress in Steel when Axial-Load Capacity of Short Rectangular Members is Given
Tensile Stress in Steel=((.85*28 Day Compressive Strength of Concrete*Width of compression face*Depth Rectangular Compressive Stress)+(Area of Compressive Reinforcement*Yeild Strength of Base Plate)-(Axial Load Capacity/Resistance Factor))/area of tension reinforcement GO
Axial-Load Capacity of Short Rectangular Members
Axial Load Capacity=Resistance Factor*((.85*28 Day Compressive Strength of Concrete*Width of compression face*Depth Rectangular Compressive Stress)+(Area of Compressive Reinforcement*Yeild Strength of Base Plate)-(area of tension reinforcement*Tensile Stress in Steel)) GO
Yield Strength of Reinforcing Steel when Column Ultimate Strength is Given
Yield Strength=(Ultimate strength-0.85*28 Day Compressive Strength of Concrete*(Gross area-Area of Reinforcement))/Area of Reinforcement GO
Column Ultimate Strength with Zero Eccentricity of Load
Ultimate strength=0.85*28 Day Compressive Strength of Concrete*(Gross area-Area of Reinforcement)+Yield Strength*Area of Reinforcement GO
Allowable Bearing Pressure when Full Area of Support is Occupied by Base Plate
Allowable Bearing Pressure=0.35*28 Day Compressive Strength of Concrete GO

Volume of Spiral Steel to Volume of Concrete Core Ratio Formula

ratio of volume of spiral steel to concrete core=(0.45*((Gross area of column/Cross sectional area of column)-1)*28 Day Compressive Strength of Concrete/Yield strength of spiral reinforcement)
ρ<sub>s=(0.45*((A<sub>g</sub>/A<sub>c</sub>)-1)*f<sub>c/f<sub>y</sub>)
More formulas
Weight of Cementitious Materials in Batch when Water Cementitious Ratio is Given GO
Weight of Mixing Water in Batch when Water Cementitious Ratio is Given GO
Water Cementitious Ratio GO
Absolute Volume of the Component GO
Weight of the Material when Absolute Volume of the Component is Given GO
Specific Gravity of the Material when Absolute Volume of the Component is Given GO
Modulus of Elasticity of Concrete in USCS Units GO
Modulus of Elasticity of Concrete in SI Units GO
Modulus of Elasticity of Normal Weight and Density Concrete in USCS Units GO
Modulus of Elasticity of Normal Weight and Density Concrete in SI Units GO
Tensile Strength of Normal Weight and Density Concrete in USCS Units GO
Tensile Strength of Normal Weight and Density Concrete in SI Units GO
Positive Moment for End Spans if Discontinuous End is Unrestrained GO
Positive Moment for End Spans if Discontinuous End is Integral with Support GO
Positive Moment for Interior Spans GO
Negative Moment at Exterior Face of First Interior Support for Two Spans GO
Negative Moment at Exterior Face of First Interior Support for More Than Two Spans GO
Negative Moment at Other Faces of Interior Supports GO
Negative Moment at Interior Faces of Exterior Supports where Support is a Spandrel Beam GO
Negative Moment at Interior Faces of Exterior Support where Support is a Column GO
Shear Force at All Other Supports GO
Shear Force in End Members at First Interior Support GO
28-Day Concrete Compressive Strength GO
28-Day Concrete Compressive Strength when Water Cement Ratio is Given GO
Water Cement Ratio when 28-Day Concrete Compressive Strength is Given GO
Modulus of Elasticity for Normal Weight Concrete GO
Modulus of Elasticity GO
Basic Development Length for Bars and Wire in Tension GO
Area of Bar when Basic Development Length is Given GO
Bar Steel Yield Strength when Basic Development Length is Given GO
Bar Steel Yield Strength when Basic Development Length for No 14 Bars is Given GO
Basic Development Length for No 14 Bars GO
Basic Development Length for No 18 Bars GO
Bar Steel Yield Strength when Basic Development Length for No 18 Bars is Given GO
Equation for Crack Control Specific Limits GO
Stress Calculated in Crack Control GO
Live Load Effect when Ultimate Strength is Given for Unapplied Wind and Earthquake Loads GO
Basic Load Effect when Ultimate Strength is Given for Unapplied Wind and Earthquake Loads GO
Ultimate Strength when Wind and Earthquake Loads are not Applied GO
Ultimate Strength when Wind Loads are Applied GO
Basic Load Effect when Ultimate Strength is Given for Applied Wind Loads GO
Wind Load Effect when Ultimate Strength is Given for Applied Wind Loads GO
Cracking Moment for Reinforced Concrete Beams GO
Moment of Inertia of Gross Concrete Section when Cracking Moment is Given GO
Distance From the Centroidal Axis when Cracking Moment is Given GO
Modulus of Rupture of Concrete GO
Distance from Extreme Compression Surface to Neutral Axis in Compression Failure GO
Modular Ratio GO
Compressive Stress in Extreme Concrete Surface GO
Stress in Steel GO
Distance from Extreme Compression to Centroid when Steel Ratio is Given GO
Area of Tension Reinforcement when Steel Ratio is Given GO
Beam Width when Steel Ratio is Given GO
Steel Ratio GO
Distance between Centroid of Compression and Centroid of Tension GO
Bending Moment Capacity of Rectangular Beam GO
Depth of Equivalent Rectangular Compressive Stress Distribution GO
Stress in Compressive Steel GO
Equation Based on Linear Variation of Stress and Strain with Distance GO
Total Compressive Force on Beam Cross Section GO
Total Compression on Concrete GO
Force Acting on Compressive Steel GO
Force Acting on Tensile Steel GO
Stress in Tensile Steel to Stress in Extreme Compression Surface Ratio GO
Value of k in Design Reviewing GO
Moment Resistance of Tensile Steel when Force is Given GO
Moment Resistance of Tensile Steel when Area is Given GO
Stress in Tensile Steel when Bending Moment is Given GO
Moment Resistance in Compression GO
Stress in Extreme Compression Surface when Moment Resistance is Given GO
Moment Resisting Capacity of Concrete GO
Moment Resisting Capacity of Concrete when Bending Moment is Given GO
Moment Resisting Capacity of Compressive Steel GO
Bending Moment when Moment Resisting Capacity of Compressive Steel and Concrete is Given GO
Moment Resisting Capacity of Compressive Steel when Stress and Area are Given GO
Distance when the Neutral Axis Lies in the Flange GO
Depth when the Neutral Axis Lies in the Flange GO
ω when the Neutral Axis Lies in the Flange GO
Maximum Ultimate Moment when Neutral Axis Lies in Web GO
Equivalent Rectangular Compressive Stress Distribution Depth GO
Total Compressive Force when Concrete Stress is Given GO
Total Compressive Force when Area and Tensile Steel Stress is Given GO
Distance from Extreme Compression Surface to Neutral Axis GO
Moment Resistance of Steel GO
Moment Resistance of Concrete when Compressive Force is Given GO
Moment Resistance of Concrete when Stress in Concrete is Given GO
Moment Resistance of Concrete when Flange Thickness is Given GO
Moment Resistance of Steel when Flange Thickness is Given GO
Shear Reinforcement Area GO
Area of One Leg of a Closed Stirrup when Shear Reinforcement Area is Given GO
Spacing of Closed Stirrups for Torsion GO
Max Concrete Torsion GO
Max Ultimate Torsion for Torsion Effects GO
Maximum Allowable Torsion GO
Max Torsion due to Service Load for Torsion Effects GO
Spacing of Closed Stirrups for Torsion GO
Maximum Slab Thickness GO
Total Static Design Moment in a Strip GO
Uniform Design Load per Unit of Slab Area when Total Static Design Moment is Given GO
Clear Span in Direction Moments when Total Static Design Moment is Given GO
Strip Width when Total Static Design Moment is Given GO
Concrete Column Elasticity Modulus when Flexural Stiffness is Given GO
Moment of Inertia about Centroidal Axis when Flexural Stiffness is Given GO
Equation for Punching Shear Design GO
Concrete Shear Strength at Critical Sections GO
Eccentricity of Shear GO
Shear Friction Reinforcement Area GO
Design Shear when Shear Friction Reinforcement Area is Given GO
Reinforcement Yield Strength when Shear Friction Reinforcement Area is Given GO
Spiral Steel Yield Strength when Volume of Spiral Steel to Concrete Core Ratio is Given GO
28-Day Concrete Compressive Strength when Volume of Spiral Steel to Concrete Core Ratio is Given GO
Nominal Shear Stress GO
Total Design Shear Force when Nominal Shear Stress is Given GO
Wall Overall Thickness when Nominal Shear Stress is Given GO
Wall Horizontal Length when Nominal Shear Stress is Given GO
Concrete Strength when Shear Force is Given GO
Minimum Horizontal Reinforcement GO
Maximum Shear Strength GO
Earth Thrust Horizontal Component when Sum of Righting Moments is Given GO
Pressure P1 when the Resultant is within the Middle Third and Width of Base is Given GO
Pressure P2 when the Resultant is within the Middle Third and Width of Base is Given GO
Pressure P1 when Resultant is at Middle Third Edge GO
Pressure when Resultant is Outside Middle Third GO
Retaining Wall Righting Moment GO
Overturning Moment GO
Counterfort Shear Unit Stress on a Horizontal Section GO
Youngs modulus of concrete GO
Shear Force on the Section GO
Shear Force on the Section for a Vertical Wall Face GO
Maximum Moment for Symmetrical Concrete Wall Footing GO
Uniform Pressure on Soil when Maximum Moment is Given GO
Tensile Bending Stress at Bottom when Footing is Deep GO

What are spirals?

Spirals are a type of transverse reinforcement that should be at least 3/8 in (9.5 mm) in diameter. A spiral may be anchored at each of its ends by 11/2 extra turns of the spiral.

How to Calculate Volume of Spiral Steel to Volume of Concrete Core Ratio?

Volume of Spiral Steel to Volume of Concrete Core Ratio calculator uses ratio of volume of spiral steel to concrete core=(0.45*((Gross area of column/Cross sectional area of column)-1)*28 Day Compressive Strength of Concrete/Yield strength of spiral reinforcement) to calculate the ratio of volume of spiral steel to concrete core, Volume of Spiral Steel to Volume of Concrete Core Ratio formula is defined as the ratio of the provided transverse steel volume to the volume of the concrete core. It is measured out to out of the spiral. . ratio of volume of spiral steel to concrete core and is denoted by ρs symbol.

How to calculate Volume of Spiral Steel to Volume of Concrete Core Ratio using this online calculator? To use this online calculator for Volume of Spiral Steel to Volume of Concrete Core Ratio, enter Gross area of column (Ag), Cross sectional area of column (Ac), 28 Day Compressive Strength of Concrete (fc) and Yield strength of spiral reinforcement (fy and hit the calculate button. Here is how the Volume of Spiral Steel to Volume of Concrete Core Ratio calculation can be explained with given input values -> -681818.181818 = (0.45*((8E-06/1.2E-05)-1)*100000000/22).

FAQ

What is Volume of Spiral Steel to Volume of Concrete Core Ratio?
Volume of Spiral Steel to Volume of Concrete Core Ratio formula is defined as the ratio of the provided transverse steel volume to the volume of the concrete core. It is measured out to out of the spiral. and is represented as ρs=(0.45*((Ag/Ac)-1)*fc/fy or ratio of volume of spiral steel to concrete core=(0.45*((Gross area of column/Cross sectional area of column)-1)*28 Day Compressive Strength of Concrete/Yield strength of spiral reinforcement). Gross area of column is the total area enclosed by the column, Cross sectional area of column is the area of a two-dimensional shape that is obtained when a three-dimensional object, 28 Day Compressive Strength of Concrete is defined as the strength of the concrete after 28 days of using it and Yield strength of spiral reinforcement is yield strength of helical reinforcement which is used only in the circular column.
How to calculate Volume of Spiral Steel to Volume of Concrete Core Ratio?
Volume of Spiral Steel to Volume of Concrete Core Ratio formula is defined as the ratio of the provided transverse steel volume to the volume of the concrete core. It is measured out to out of the spiral. is calculated using ratio of volume of spiral steel to concrete core=(0.45*((Gross area of column/Cross sectional area of column)-1)*28 Day Compressive Strength of Concrete/Yield strength of spiral reinforcement). To calculate Volume of Spiral Steel to Volume of Concrete Core Ratio, you need Gross area of column (Ag), Cross sectional area of column (Ac), 28 Day Compressive Strength of Concrete (fc) and Yield strength of spiral reinforcement (fy. With our tool, you need to enter the respective value for Gross area of column, Cross sectional area of column, 28 Day Compressive Strength of Concrete and Yield strength of spiral reinforcement and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
Share Image
Let Others Know
LinkedIn
Email
WhatsApp
Copied!