Maximum Strength for Compression Members Calculator

Category	Engineering ↺
Engineering	Civil ↺
Civil	Bridge and Suspension Cable ↺
Bridge-And-Suspension-Cable	Load and Resistance Factor Design for Bridge Columns ↺

✖Gross area of column is the total area enclosed by the column.ⓘ Gross area of column [A_g]			+10% -10%
✖Buckling Stress is the stress developed due to the sudden change in shape (deformation) of a structural component under loadⓘ Buckling Stress [F _cr]			+10% -10%

✖Column Strength is maximum load that a column can hold before failingⓘ Maximum Strength for Compression Members [P _u]

⎘ Copy

👎 Report Issue!

👍 Share Now!

You are here:

Home »
Engineering »
Civil »
Bridge and Suspension Cable »
Load and Resistance Factor Design for Bridge Columns »
Maximum Strength for Compression Members

Rithik Agrawal

National Institute of Technology Karnataka (NITK), Surathkal

Rithik Agrawal has created this Calculator and 300+ 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

28-Day Concrete Compressive Strength when Axial Capacity of Wall is Given

28 Day Compressive Strength of Concrete=(axial capacity)/(0.55*strength reduction factor for bearing walls*Gross area of column*(1-((effective length factor*Distance between Supports)/(32*Overall thickness of wall))^2)) GO

Axial Capacity of Wall

axial capacity=0.55*strength reduction factor for bearing walls*28 Day Compressive Strength of Concrete*Gross area of column*(1-((effective length factor*Distance between Supports)/(32*Overall thickness of wall))^2) GO

28-Day Concrete Compressive Strength when Volume of Spiral Steel to Concrete Core Ratio is Given

28 Day Compressive Strength of Concrete=((ratio of volume of spiral steel to concrete core*Yield strength of spiral reinforcement)/(0.45*((Gross area of column/Cross sectional area of column)-1))) GO

Spiral Steel Yield Strength when Volume of Spiral Steel to Concrete Core Ratio is Given

Yield strength of spiral reinforcement=(0.45*((Gross area of column/Cross sectional area of column)-1)*28 Day Compressive Strength of Concrete)/ratio of volume of spiral steel to concrete core GO

Volume of Spiral Steel to Volume of Concrete Core Ratio

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) GO

Spiral Reinforcement Yield Strength when Spiral Volume to Concrete Core Volume Ratio is Given

Yield strength of spiral reinforcement=0.45*((Gross area of column/Cross sectional area of column)-1)*(Compressive strength/Ratio of spiral to concrete core volume) GO

Spiral Volume to Concrete-Core Volume Ratio

Ratio of spiral to concrete core volume=0.45*((Gross area of column/Cross sectional area of column)-1)*(Compressive strength/Yield strength of spiral reinforcement) GO

Concrete Compressive Strength when Total Allowable Axial Load is Given

Compressive strength=((Allowable Load/Gross area of column)-Allowable stress in vertical reinforcement*Area ratio of cross sectional area to gross area)/0.25 GO

Allowable Stress in Vertical Concrete Reinforcing when Total Allowable Axial Load is Given

Allowable stress in vertical reinforcement=(Allowable Load/Gross area of column-0.25*Compressive strength)/Area ratio of cross sectional area to gross area GO

Total Allowable Axial Load for Short Columns

Allowable Load=Gross area of column*(0.25*Compressive strength+Allowable stress in vertical reinforcement*Area ratio of cross sectional area to gross area) GO

Column Gross Effective Area when Maximum Strength is Given

Gross area of column=Column Strength/(0.85*Buckling Stress) GO

Maximum Strength for Compression Members Formula

Column Strength=0.85*Gross area of column*Buckling Stress
P u=0.85*Ag*F cr

More formulas

Column Gross Effective Area when Maximum Strength is Given GO

Buckling Stress when Maximum Strength is Given GO

Q Factor GO

Steel Yield Strength when Q Factor is Given GO

Buckling Stress when Q Factor is Greater Than 1 GO

Buckling Stress when Q Factor is Less Than or Equal to 1 GO

Steel Yield Strength when Buckling Stress for Q Factor Less Than or Equal to 1 is Given GO

Steel Yield Strength when Buckling Stress for Q Factor Greater Than 1 is Given GO

What is Maximum Strength for Compression Members ?

For a compression member, such as a column, the loading capacity of a short column is determined by strength limit of the material. The strength of a column of intermediate size is limited by its degree of inelasticity. A long column is constrained by the elastic limit. Ability to resist load is defined as maximum strength of members.

How to Calculate Maximum Strength for Compression Members?

Maximum Strength for Compression Members calculator uses Column Strength=0.85*Gross area of column*Buckling Stress to calculate the Column Strength, The Maximum Strength for Compression Members is defined as the maximum loading capacity of it and is determined by the strength limit of the material. Column Strength and is denoted by P _u symbol.

How to calculate Maximum Strength for Compression Members using this online calculator? To use this online calculator for Maximum Strength for Compression Members, enter Gross area of column (A_g) and Buckling Stress (F _cr) and hit the calculate button. Here is how the Maximum Strength for Compression Members calculation can be explained with given input values -> 0.068 = 0.85*8E-06*10000000.

FAQ

What is Maximum Strength for Compression Members?

The Maximum Strength for Compression Members is defined as the maximum loading capacity of it and is determined by the strength limit of the material and is represented as P _u=0.85*A_g*F _cr or Column Strength=0.85*Gross area of column*Buckling Stress. Gross area of column is the total area enclosed by the column and Buckling Stress is the stress developed due to the sudden change in shape (deformation) of a structural component under load.

How to calculate Maximum Strength for Compression Members?

The Maximum Strength for Compression Members is defined as the maximum loading capacity of it and is determined by the strength limit of the material is calculated using Column Strength=0.85*Gross area of column*Buckling Stress. To calculate Maximum Strength for Compression Members, you need Gross area of column (A_g) and Buckling Stress (F _cr). With our tool, you need to enter the respective value for Gross area of column and Buckling Stress and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Facebook
Twitter
WhatsApp
Reddit
LinkedIn
E-Mail

Let Others Know

✖

Facebook

Twitter

Copied!