✖Net Safe Bearing Capacity in Soil is the net ultimate bearing capacity divided by factor of safety.ⓘ Net Safe Bearing Capacity in Soil [q_nsa]			+10% -10%
✖Unit Weight of Soil mass is the ratio of the total weight of soil to the total volume of soil.ⓘ Unit Weight of Soil [γ]			+10% -10%
✖Depth of Footing in Soil is the depth at which the foundation of a structure is placed below the ground surface. This is crucial for ensuring the stability of the structure.ⓘ Depth of Footing in Soil [D_footing]			+10% -10%

✖Safe Bearing Capacity is the maximum pressure which the soil can carry safely without risk of shear failure.ⓘ Safe Bearing Capacity [q_sa]

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Formula

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Safe Bearing Capacity

Formula

`"q"_{"sa"} = "q"_{"nsa"}+("γ"*"D"_{"footing"})`

Example

`"47.61kN/m²"="1.89kN/m²"+("18kN/m³"*"2.54m")`

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Safe Bearing Capacity Solution

STEP 0: Pre-Calculation Summary

Formula Used

Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil)
q_sa = q_nsa+(γ*D_footing)
This formula uses 4 Variables

Variables Used

Safe Bearing Capacity - (Measured in Pascal) - Safe Bearing Capacity is the maximum pressure which the soil can carry safely without risk of shear failure.
Net Safe Bearing Capacity in Soil - (Measured in Pascal) - Net Safe Bearing Capacity in Soil is the net ultimate bearing capacity divided by factor of safety.
Unit Weight of Soil - (Measured in Newton per Cubic Meter) - Unit Weight of Soil mass is the ratio of the total weight of soil to the total volume of soil.
Depth of Footing in Soil - (Measured in Meter) - Depth of Footing in Soil is the depth at which the foundation of a structure is placed below the ground surface. This is crucial for ensuring the stability of the structure.

STEP 1: Convert Input(s) to Base Unit

Net Safe Bearing Capacity in Soil: 1.89 Kilonewton per Square Meter --> 1890 Pascal (Check conversion here)
Unit Weight of Soil: 18 Kilonewton per Cubic Meter --> 18000 Newton per Cubic Meter (Check conversion here)
Depth of Footing in Soil: 2.54 Meter --> 2.54 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

q_sa = q_nsa+(γ*D_footing) --> 1890+(18000*2.54)

Evaluating ... ...

q_sa = 47610

STEP 3: Convert Result to Output's Unit

47610 Pascal -->47.61 Kilonewton per Square Meter (Check conversion here)

FINAL ANSWER

47.61 Kilonewton per Square Meter <-- Safe Bearing Capacity

(Calculation completed in 00.004 seconds)

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< 16 Bearing Capacity of Soils Calculators

Ultimate Bearing Capacity of Soil under Long Footing at Surface of Soil

Go Ultimate Bearing Capacity = ((Prandtls Cohesion/tan(Angle of Internal Friction of Soil))+(0.5*Dry Unit Weight of Soil*Width of Footing*sqrt(Coefficient of Passive Pressure))*(Coefficient of Passive Pressure*exp(pi*tan(Angle of Internal Friction of Soil))-1))

Bearing Capacity Factor Dependent on Unit Weight by Vesic's Analysis

Go Bearing Capacity Factor dependent on Unit Weight = 2*(Bearing Capacity Factor dependent on Surcharge+1)*tan((Angle of Internal Friction of Soil*pi)/180)

Safe Bearing Capacity given Net Ultimate Bearing Capacity

Go Safe Bearing Capacity = (Net Ultimate Bearing Capacity/Factor of Safety in Bearing Capacity of Soil)+(Unit Weight of Soil*Depth of Footing in Soil)

Net Safe Bearing Capacity given Ultimate Bearing Capacity

Go Net Safe Bearing Capacity = (Ultimate Bearing Capacity of Soil-Effective Surcharge in Kilo Pascal)/Factor of Safety in Bearing Capacity of Soil

Ultimate Bearing Capacity given Factor of Safety

Go Ultimate Bearing Capacity of Soil = (Net Safe Bearing Capacity*Factor of Safety in Bearing Capacity of Soil)+Effective Surcharge in Kilo Pascal

Angle of Internal Friction given Bearing Capacity by Vesic's Analysis

Go Angle of Internal Friction = atan(Bearing Capacity Factor dependent on Unit Weight/(2*(Bearing Capacity Factor dependent on Surcharge+1)))

Ultimate Bearing Capacity given Depth of Footing

Go Ultimate Bearing Capacity = Net Ultimate Bearing Capacity+(Unit Weight of Soil*Depth of Footing in Soil)

Depth of Footing given Safe Bearing Capacity

Go Depth of Footing = (Safe Bearing Capacity of Soil-Net Safe Bearing Capacity in Soil)/Unit Weight of Soil

Safe Bearing Capacity

Go Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil)

Net Ultimate Bearing Capacity given Net Safe Bearing Capacity

Go Net Ultimate Bearing Capacity = Net Safe Bearing Capacity in Soil*Factor of Safety in Bearing Capacity of Soil

Net Safe Bearing Capacity

Go Net Safe Bearing Capacity in Soil = Net Ultimate Bearing Capacity/Factor of Safety in Bearing Capacity of Soil

Net Ultimate Bearing Capacity given Ultimate Bearing Capacity

Go Net Ultimate Bearing Capacity of Soil = Ultimate Bearing Capacity-Effective Surcharge in Kilo Pascal

Ultimate Bearing Capacity

Go Ultimate Bearing Capacity = Net Ultimate Bearing Capacity of Soil+Effective Surcharge in Kilo Pascal

Effective Surcharge given Depth of Footing

Go Effective Surcharge in Kilo Pascal = Unit Weight of Soil*Depth of Footing

Effective Surcharge given Net Pressure Intensity

Go Effective Surcharge in Kilo Pascal = Gross Pressure-Net Pressure

Net Pressure Intensity

Go Net Pressure = Gross Pressure-Effective Surcharge in Kilo Pascal

Safe Bearing Capacity Formula

Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil)
q_sa = q_nsa+(γ*D_footing)

What is Bearing Capacity?

In geotechnical engineering, bearing capacity is the capacity of soil to support the loads applied to the ground. The bearing capacity of soil is the maximum average contact pressure between the foundation and the soil which should not produce shear failure in the soil.

How to Calculate Safe Bearing Capacity?

Safe Bearing Capacity calculator uses Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil) to calculate the Safe Bearing Capacity, The Safe Bearing Capacity formula is defined as the maximum pressure or load that can be applied to the soil without causing significant settlement or failure. Safe Bearing Capacity is denoted by q_sa symbol.

How to calculate Safe Bearing Capacity using this online calculator? To use this online calculator for Safe Bearing Capacity, enter Net Safe Bearing Capacity in Soil (q_nsa), Unit Weight of Soil (γ) & Depth of Footing in Soil (D_footing) and hit the calculate button. Here is how the Safe Bearing Capacity calculation can be explained with given input values -> 0.04761 = 1890+(18000*2.54).

FAQ

What is Safe Bearing Capacity?

The Safe Bearing Capacity formula is defined as the maximum pressure or load that can be applied to the soil without causing significant settlement or failure and is represented as q_sa = q_nsa+(γ*D_footing) or Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil). Net Safe Bearing Capacity in Soil is the net ultimate bearing capacity divided by factor of safety, Unit Weight of Soil mass is the ratio of the total weight of soil to the total volume of soil & Depth of Footing in Soil is the depth at which the foundation of a structure is placed below the ground surface. This is crucial for ensuring the stability of the structure.

How to calculate Safe Bearing Capacity?

The Safe Bearing Capacity formula is defined as the maximum pressure or load that can be applied to the soil without causing significant settlement or failure is calculated using Safe Bearing Capacity = Net Safe Bearing Capacity in Soil+(Unit Weight of Soil*Depth of Footing in Soil). To calculate Safe Bearing Capacity, you need Net Safe Bearing Capacity in Soil (q_nsa), Unit Weight of Soil (γ) & Depth of Footing in Soil (D_footing). With our tool, you need to enter the respective value for Net Safe Bearing Capacity in Soil, Unit Weight of Soil & Depth of Footing in Soil 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 Safe Bearing Capacity?

In this formula, Safe Bearing Capacity uses Net Safe Bearing Capacity in Soil, Unit Weight of Soil & Depth of Footing in Soil. We can use 1 other way(s) to calculate the same, which is/are as follows -

Safe Bearing Capacity = (Net Ultimate Bearing Capacity/Factor of Safety in Bearing Capacity of Soil)+(Unit Weight of Soil*Depth of Footing in Soil)

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