Wall Section Gross Area given Axial Capacity of Wall Formula

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Gross Area of Column is the total area enclosed by the column. Check FAQs
Ag=ϕPn0.55ϕf'c(1-(klc32h)2)
Ag - Gross Area of Column?ϕPn - Axial Capacity of Wall?ϕ - Strength Reduction Factor for Bearing Walls?f'c - Specified 28-Day Compressive Strength of Concrete?k - Effective Length Factor?lc - Vertical Distance between Supports?h - Overall Thickness of Wall?

Wall Section Gross Area given Axial Capacity of Wall Example

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Here is how the Wall Section Gross Area given Axial Capacity of Wall equation looks like with Values.

Here is how the Wall Section Gross Area given Axial Capacity of Wall equation looks like with Units.

Here is how the Wall Section Gross Area given Axial Capacity of Wall equation looks like.

522.6706Edit=10Edit0.550.7Edit50Edit(1-(0.5Edit1000Edit32200Edit)2)
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Wall Section Gross Area given Axial Capacity of Wall Solution

Follow our step by step solution on how to calculate Wall Section Gross Area given Axial Capacity of Wall?

FIRST Step Consider the formula
Ag=ϕPn0.55ϕf'c(1-(klc32h)2)
Next Step Substitute values of Variables
Ag=10kN0.550.750MPa(1-(0.51000mm32200mm)2)
Next Step Convert Units
Ag=10000N0.550.75E+7Pa(1-(0.51m320.2m)2)
Next Step Prepare to Evaluate
Ag=100000.550.75E+7(1-(0.51320.2)2)
Next Step Evaluate
Ag=0.000522670647946993
Next Step Convert to Output's Unit
Ag=522.670647946993mm²
LAST Step Rounding Answer
Ag=522.6706mm²

Wall Section Gross Area given Axial Capacity of Wall Formula Elements

Variables
Gross Area of Column
Gross Area of Column is the total area enclosed by the column.
Symbol: Ag
Measurement: AreaUnit: mm²
Note: Value should be greater than 0.
Axial Capacity of Wall
Axial Capacity of Wall is the capacity of the column to resist axially applied loads.
Symbol: ϕPn
Measurement: ForceUnit: kN
Note: Value should be greater than 0.
Strength Reduction Factor for Bearing Walls
Strength Reduction Factor for Bearing Walls is the ratio of elastic strength to yield strength.
Symbol: ϕ
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Specified 28-Day Compressive Strength of Concrete
Specified 28-Day Compressive Strength of Concrete is the maximum compressive load concrete can withstand after the concrete mix is formed.
Symbol: f'c
Measurement: StressUnit: MPa
Note: Value should be greater than 0.
Effective Length Factor
Effective Length Factor is the factor used for the members in the frame. It depends on the ratio of compression member stiffness to the end restraint stiffness.
Symbol: k
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Vertical Distance between Supports
Vertical Distance between Supports is the distance between two intermediate supports for a structure in the vertical direction.
Symbol: lc
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Overall Thickness of Wall
Overall Thickness of Wall is the wall thickness in millimeters.
Symbol: h
Measurement: LengthUnit: mm
Note: Value should be greater than 0.

Other formulas in Load Bearing Walls category

​Go Axial Capacity of Wall
ϕPn=0.55ϕf'cAg(1-(klc32h)2)
​Go 28-Day Concrete Compressive Strength given Axial Capacity of Wall
f'c=ϕPn0.55ϕAg(1-(klc32h)2)

How to Evaluate Wall Section Gross Area given Axial Capacity of Wall?

Wall Section Gross Area given Axial Capacity of Wall evaluator uses Gross Area of Column = (Axial Capacity of Wall)/(0.55*Strength Reduction Factor for Bearing Walls*Specified 28-Day Compressive Strength of Concrete*(1-((Effective Length Factor*Vertical Distance between Supports)/(32*Overall Thickness of Wall))^2)) to evaluate the Gross Area of Column, The Wall Section Gross Area given Axial Capacity of Wall formula is defined as the total area enclosed by the walls. It is the sum of all floors of a building included within the outside faces of its exterior walls, including all vertical penetration areas. Gross Area of Column is denoted by Ag symbol.

How to evaluate Wall Section Gross Area given Axial Capacity of Wall using this online evaluator? To use this online evaluator for Wall Section Gross Area given Axial Capacity of Wall, enter Axial Capacity of Wall (ϕPn), Strength Reduction Factor for Bearing Walls (ϕ), Specified 28-Day Compressive Strength of Concrete (f'c), Effective Length Factor (k), Vertical Distance between Supports (lc) & Overall Thickness of Wall (h) and hit the calculate button.

FAQs on Wall Section Gross Area given Axial Capacity of Wall

What is the formula to find Wall Section Gross Area given Axial Capacity of Wall?
The formula of Wall Section Gross Area given Axial Capacity of Wall is expressed as Gross Area of Column = (Axial Capacity of Wall)/(0.55*Strength Reduction Factor for Bearing Walls*Specified 28-Day Compressive Strength of Concrete*(1-((Effective Length Factor*Vertical Distance between Supports)/(32*Overall Thickness of Wall))^2)). Here is an example- 5.2E+8 = (10000)/(0.55*0.7*50000000*(1-((0.5*1)/(32*0.2))^2)).
How to calculate Wall Section Gross Area given Axial Capacity of Wall?
With Axial Capacity of Wall (ϕPn), Strength Reduction Factor for Bearing Walls (ϕ), Specified 28-Day Compressive Strength of Concrete (f'c), Effective Length Factor (k), Vertical Distance between Supports (lc) & Overall Thickness of Wall (h) we can find Wall Section Gross Area given Axial Capacity of Wall using the formula - Gross Area of Column = (Axial Capacity of Wall)/(0.55*Strength Reduction Factor for Bearing Walls*Specified 28-Day Compressive Strength of Concrete*(1-((Effective Length Factor*Vertical Distance between Supports)/(32*Overall Thickness of Wall))^2)).
Can the Wall Section Gross Area given Axial Capacity of Wall be negative?
No, the Wall Section Gross Area given Axial Capacity of Wall, measured in Area cannot be negative.
Which unit is used to measure Wall Section Gross Area given Axial Capacity of Wall?
Wall Section Gross Area given Axial Capacity of Wall is usually measured using the Square Millimeter[mm²] for Area. Square Meter[mm²], Square Kilometer[mm²], Square Centimeter[mm²] are the few other units in which Wall Section Gross Area given Axial Capacity of Wall can be measured.
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