Saturated Unit Weight given Weighted and Effective Friction Angle Calculator

✖Submerged Unit Weight is the unit weight of weight of soil as observed underwater in a saturated condition of course.ⓘ Submerged Unit Weight [γ^']			+10% -10%
✖Effective Angle of Internal Friction is a measure of the shear strength of soils due to friction.ⓘ Effective Angle of Internal Friction [φ']			+10% -10%
✖Weighted Friction Angle for Internal Friction is an effective measure combining materials' friction properties and their relative contributions in geotechnical engineering for stability analysis.ⓘ Weighted Friction Angle for Internal Friction [φ_IF]			+10% -10%
✖Factor of Safety expresses how much stronger a system is than it needs to be for an intended load.ⓘ Factor of Safety [f_s]			+10% -10%

✖Saturated Unit Weight is the value of the unit weight of the soil when the soil is completely saturated with water that is all the soil pores are completely filled with water.ⓘ Saturated Unit Weight given Weighted and Effective Friction Angle [γ_sat]

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Formula

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Saturated Unit Weight given Weighted and Effective Friction Angle

Formula

`"γ"_{"sat"} = ("γ"^{"'"}*"φ'")/("φ"_{"IF"}*"f"_{"s"})`

Example

`"10.05487N/m³"=("31N/m³"*"9.99°")/("11°"*"2.8")`

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Saturated Unit Weight given Weighted and Effective Friction Angle Solution

STEP 0: Pre-Calculation Summary

Formula Used

Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety)
γ_sat = (γ^'*φ')/(φ_IF*f_s)
This formula uses 5 Variables

Variables Used

Saturated Unit Weight - (Measured in Newton per Cubic Meter) - Saturated Unit Weight is the value of the unit weight of the soil when the soil is completely saturated with water that is all the soil pores are completely filled with water.
Submerged Unit Weight - (Measured in Newton per Cubic Meter) - Submerged Unit Weight is the unit weight of weight of soil as observed underwater in a saturated condition of course.
Effective Angle of Internal Friction - (Measured in Radian) - Effective Angle of Internal Friction is a measure of the shear strength of soils due to friction.
Weighted Friction Angle for Internal Friction - (Measured in Radian) - Weighted Friction Angle for Internal Friction is an effective measure combining materials' friction properties and their relative contributions in geotechnical engineering for stability analysis.
Factor of Safety - Factor of Safety expresses how much stronger a system is than it needs to be for an intended load.

STEP 1: Convert Input(s) to Base Unit

Submerged Unit Weight: 31 Newton per Cubic Meter --> 31 Newton per Cubic Meter No Conversion Required
Effective Angle of Internal Friction: 9.99 Degree --> 0.174358392274201 Radian (Check conversion here)
Weighted Friction Angle for Internal Friction: 11 Degree --> 0.19198621771934 Radian (Check conversion here)
Factor of Safety: 2.8 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

γ_sat = (γ^'*φ')/(φ_IF*f_s) --> (31*0.174358392274201)/(0.19198621771934*2.8)

Evaluating ... ...

γ_sat = 10.0548701298702

STEP 3: Convert Result to Output's Unit

10.0548701298702 Newton per Cubic Meter --> No Conversion Required

FINAL ANSWER

10.0548701298702 ≈ 10.05487 Newton per Cubic Meter <-- Saturated Unit Weight

(Calculation completed in 00.004 seconds)

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Home » Engineering » Civil » Geotechnical Engineering » Stability of Slopes In Earthen Dams » Taylor's Stability Number and Stability Curves » Saturated Unit Weight given Weighted and Effective Friction Angle

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Created by Suraj Kumar

Birsa Institute of Technology (BIT), Sindri

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< 18 Taylor's Stability Number and Stability Curves Calculators

Submerged Unit Weight given Factor of Safety with respect to Shear Strength

Go Submerged Unit Weight = tan((Weighted Friction Angle*pi)/180)/((1/Saturated Unit Weight)*(tan((Angle of Internal Friction*pi)/180)/Factor of Safety))

Submerged Unit Weight given Weighted and Effective Friction Angle

Go Submerged Unit Weight = (Weighted Friction Angle for Internal Friction*(180/pi))/((Effective Angle of Internal Friction*(180/pi))/(Factor of Safety*Saturated Unit Weight))

Saturated Unit Weight given Factor of Safety with respect to Shear Strength

Go Saturated Unit Weight = ((Submerged Unit Weight/tan((Weighted Friction Angle for Internal Friction)))*(tan((Angle of Internal Friction))/Factor of Safety))

Factor of Safety with respect to Shear Strength

Go Factor of Safety = ((Submerged Unit Weight/Saturated Unit Weight)*(tan((Angle of Internal Friction))/tan((Weighted Friction Angle for Internal Friction))))

Angle of Internal Friction given Factor of Safety with respect to Shear Strength

Go Angle of Internal Friction = atan((Factor of Safety*Saturated Unit Weight*tan((Weighted Friction Angle for Internal Friction)))/Submerged Unit Weight)

Weighted Friction Angle given Factor of Safety with respect to Shear Strength

Go Weighted Friction Angle = atan((Submerged Unit Weight/Saturated Unit Weight)*(tan((Angle of Internal Friction of Soil))/Factor of Safety))

Effective Angle of Internal Friction given Weighted Friction Angle

Go Effective Angle of Internal Friction = Weighted Friction Angle for Internal Friction/((Submerged Unit Weight)/(Factor of Safety*Saturated Unit Weight))

Factor of Safety with respect to Shear Strength given Weighted Friction Angle

Go Factor of Safety = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Saturated Unit Weight)

Weighted Friction Angle given Effective Angle of Internal Friction

Go Weighted Friction Angle for Internal Friction = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Factor of Safety*Saturated Unit Weight)

Saturated Unit Weight given Weighted and Effective Friction Angle

Go Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety)

Angle of Internal Friction given Weighted Friction Angle

Go Angle of Internal Friction = (Weighted Friction Angle*Saturated Unit Weight)/(Submerged Unit Weight)

Submerged Unit Weight given Weighted Friction Angle

Go Submerged Unit Weight = (Weighted Friction Angle*Saturated Unit Weight)/(Angle of Internal Friction)

Saturated Unit Weight given Weighted and Mobilised Friction Angle

Go Saturated Unit Weight = (Submerged Unit Weight*Angle of Mobilized Friction)/Weighted Friction Angle

Submerged Unit Weight given Weighted and Mobilised Friction Angle

Go Submerged Unit Weight = (Saturated Unit Weight*Weighted Friction Angle)/Angle of Mobilized Friction

Weighted Friction Angle given Mobilised Friction Angle

Go Weighted Friction Angle = (Submerged Unit Weight*Angle of Mobilized Friction)/Saturated Unit Weight

Mobilised Friction Angle given Weighted Friction Angle

Go Angle of Mobilized Friction = (Saturated Unit Weight*Weighted Friction Angle)/Submerged Unit Weight

Weighted Friction Angle given Submerged Unit Weight

Go Weighted Friction Angle = (Submerged Unit Weight*Angle of Internal Friction)/Saturated Unit Weight

Saturated Unit Weight given Weighted Friction Angle

Go Saturated Unit Weight = (Submerged Unit Weight*Angle of Internal Friction)/Weighted Friction Angle

Saturated Unit Weight given Weighted and Effective Friction Angle Formula

Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety)
γ_sat = (γ^'*φ')/(φ_IF*f_s)

What is Saturated Unit Weight?

Saturated unit weight is equal to the bulk density when the total voids is filled up with water.Buoyant unit weight or submerged unit weight is the effective mass per unit volume when the soil is submerged below standing water or below the ground water table.

How to Calculate Saturated Unit Weight given Weighted and Effective Friction Angle?

Saturated Unit Weight given Weighted and Effective Friction Angle calculator uses Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety) to calculate the Saturated Unit Weight, The Saturated Unit Weight given Weighted and Effective Friction Angle is defined as the density of fully saturated soil. Weighted and effective friction angles describe soil shear strength under specific conditions. Saturated Unit Weight is denoted by γ_sat symbol.

How to calculate Saturated Unit Weight given Weighted and Effective Friction Angle using this online calculator? To use this online calculator for Saturated Unit Weight given Weighted and Effective Friction Angle, enter Submerged Unit Weight (γ^'), Effective Angle of Internal Friction (φ'), Weighted Friction Angle for Internal Friction (φ_IF) & Factor of Safety (f_s) and hit the calculate button. Here is how the Saturated Unit Weight given Weighted and Effective Friction Angle calculation can be explained with given input values -> 10.05487 = (31*0.174358392274201)/(0.19198621771934*2.8).

FAQ

What is Saturated Unit Weight given Weighted and Effective Friction Angle?

The Saturated Unit Weight given Weighted and Effective Friction Angle is defined as the density of fully saturated soil. Weighted and effective friction angles describe soil shear strength under specific conditions and is represented as γ_sat = (γ^'*φ')/(φ_IF*f_s) or Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety). Submerged Unit Weight is the unit weight of weight of soil as observed underwater in a saturated condition of course, Effective Angle of Internal Friction is a measure of the shear strength of soils due to friction, Weighted Friction Angle for Internal Friction is an effective measure combining materials' friction properties and their relative contributions in geotechnical engineering for stability analysis & Factor of Safety expresses how much stronger a system is than it needs to be for an intended load.

How to calculate Saturated Unit Weight given Weighted and Effective Friction Angle?

The Saturated Unit Weight given Weighted and Effective Friction Angle is defined as the density of fully saturated soil. Weighted and effective friction angles describe soil shear strength under specific conditions is calculated using Saturated Unit Weight = (Submerged Unit Weight*Effective Angle of Internal Friction)/(Weighted Friction Angle for Internal Friction*Factor of Safety). To calculate Saturated Unit Weight given Weighted and Effective Friction Angle, you need Submerged Unit Weight (γ^'), Effective Angle of Internal Friction (φ'), Weighted Friction Angle for Internal Friction (φ_IF) & Factor of Safety (f_s). With our tool, you need to enter the respective value for Submerged Unit Weight, Effective Angle of Internal Friction, Weighted Friction Angle for Internal Friction & Factor of Safety 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 Saturated Unit Weight?

In this formula, Saturated Unit Weight uses Submerged Unit Weight, Effective Angle of Internal Friction, Weighted Friction Angle for Internal Friction & Factor of Safety. We can use 3 other way(s) to calculate the same, which is/are as follows -

Saturated Unit Weight = ((Submerged Unit Weight/tan((Weighted Friction Angle for Internal Friction)))*(tan((Angle of Internal Friction))/Factor of Safety))
Saturated Unit Weight = (Submerged Unit Weight*Angle of Mobilized Friction)/Weighted Friction Angle
Saturated Unit Weight = (Submerged Unit Weight*Angle of Internal Friction)/Weighted Friction Angle

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