Suraj Kumar
Birsa Institute of Technology (BIT), Sindri
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Ishita Goyal
Meerut Institute of Engineering and Technology (MIET), Meerut
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10 Other formulas that you can solve using the same Inputs

Total Height of Wall when Total Thrust from the Soil that are Completely Restrained is Given
Total height of wall=sqrt((2*Total thrust of soil)/(unit weight of soil *cos(Angle of inclination)*((cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))))) GO
Total Height of Wall when Total Thrust from the Soil that are Free to Move is Given
Total height of wall=sqrt((2*Total thrust of soil)/(unit weight of soil *cos(Angle of inclination)*((cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))))) GO
Unit Weight of Soil when Total Thrust from the Soil that are Completely Restrained is Given
unit weight of soil=(2*Total thrust of soil)/((Total height of wall)^2*cos(Angle of inclination))*((cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))) GO
Unit Weight of Soil when Total Thrust from the Soil that are Free to Move is Given
unit weight of soil=(2*Total thrust of soil)/((Total height of wall)^2*cos(Angle of inclination))*((cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))) GO
Total Thrust from the Soil that are Completely Restrained
Total thrust of soil=(0.5*unit weight of soil*(Total height of wall)^2*cos(Angle of inclination))*((cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))) GO
Total Thrust from the Soil that are Free to Move
Total thrust of soil=(0.5*unit weight of soil*(Total height of wall)^2*cos(Angle of inclination))*((cos(Angle of inclination)-sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))/(cos(Angle of inclination)+sqrt((cos(Angle of inclination))^2-(cos(Angle of internal friction))^2))) GO
Ultimate Bearing Capacity of Soil Under a Long Footing at the Surface of a Soil
Ultimate bearing capacity of soil=((Cohesion/tan(Angle of internal friction))+(0.5*Dry unit weight of soil*Width of the Footing*sqrt(Coefficient of passive pressure))*(Coefficient of passive pressure*exp(pi*tan(Angle of internal friction))-1)) GO
Stability Number for Failure on the Slope With Seepage of Water
Stability number=(cos(Slope of ground))^2*(tan(Slope of ground)-((Buoyant unit weight*tan(Angle of internal friction))/Saturated unit weight)) GO
Stability Number for Failure on the Slope Without Seepage Water
Stability number=(cos(Slope of ground))^2*(tan(Slope of ground)-tan(Angle of internal friction)) GO
Coefficient of Passive Pressure when Angle of Internal Friction of Soil is Given
Coefficient of passive pressure=(tan((45*pi/180)-(Angle of internal friction/2)))^2 GO

1 Other formulas that calculate the same Output

Coefficient of Active Pressure when Total Thrust from the Soil for Level Surface is Given
Coefficient of active pressure=(2*Total thrust of soil)/(unit weight of soil*(Total height of wall)^2) GO

Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given Formula

Coefficient of active pressure=(tan((45*pi/180)-(Angle of internal friction/2)))^2
K<sub>A</sub>=(tan((45*pi/180)-(φ/2)))^2
More formulas
Total Thrust from the Soil that are Free to Move GO
Unit Weight of Soil when Total Thrust from the Soil that are Free to Move is Given GO
Total Height of Wall when Total Thrust from the Soil that are Free to Move is Given GO
Total Thrust from the Soil when the Surface Behind the Wall is Level GO
Unit Weight of Soil when Total Thrust from the Soil for Level Surface Behind the Wall is Given GO
Total Height of Wall when Total Thrust from the Soil for Level Surface Behind the Wall is Given GO
Coefficient of Active Pressure when Total Thrust from the Soil for Level Surface is Given GO
Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given GO
Total Thrust from the Soil that are Completely Restrained GO
Unit Weight of Soil when Total Thrust from the Soil that are Completely Restrained is Given GO
Total Height of Wall when Total Thrust from the Soil that are Completely Restrained is Given GO
Total Thrust from the Soil that are Completely Restrained and Surface is Level GO
Unit Weight of Soil when Thrust of Soil that are Completely Restrained and Surface is Level is Given GO
Height of Wall when Thrust of Soil that are Completely Restrained and Surface is Level is Given GO
Coefficient of Passive Pressure when Thrust of the Soil that are Completely Restrained is Given GO
Coefficient of Passive Pressure when Angle of Internal Friction of Soil is Given GO
Angle of Internal Friction of Soil when Coefficient of Passive Pressure is Given GO

What is coefficient of active pressure ?

It is the ratio of horizontal and vertical principal effective stresses when a retaining wall moves away (by a small amount) from the retained soil.

How to Calculate Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given?

Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given calculator uses Coefficient of active pressure=(tan((45*pi/180)-(Angle of internal friction/2)))^2 to calculate the Coefficient of active pressure, The Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given formula is defined as the ratio of horizontal and vertical principal effective stresses when a retaining wall moves away (by a small amount) from the retained soil. Coefficient of active pressure and is denoted by KA symbol.

How to calculate Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given using this online calculator? To use this online calculator for Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given, enter Angle of internal friction (φ) and hit the calculate button. Here is how the Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given calculation can be explained with given input values -> 0.163237 = (tan((45*pi/180)-(0.802851455917241/2)))^2.

FAQ

What is Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given?
The Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given formula is defined as the ratio of horizontal and vertical principal effective stresses when a retaining wall moves away (by a small amount) from the retained soil and is represented as KA=(tan((45*pi/180)-(φ/2)))^2 or Coefficient of active pressure=(tan((45*pi/180)-(Angle of internal friction/2)))^2. Angle of internal friction is the angle measured between the normal force and resultant force .
How to calculate Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given?
The Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given formula is defined as the ratio of horizontal and vertical principal effective stresses when a retaining wall moves away (by a small amount) from the retained soil is calculated using Coefficient of active pressure=(tan((45*pi/180)-(Angle of internal friction/2)))^2. To calculate Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given, you need Angle of internal friction (φ). With our tool, you need to enter the respective value for Angle of internal friction and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Coefficient of active pressure?
In this formula, Coefficient of active pressure uses Angle of internal friction. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Coefficient of active pressure=(2*Total thrust of soil)/(unit weight of soil*(Total height of wall)^2)
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