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Bearing capacity analysis

The bearing capacity of the foundation soil can be calculated according to the CPTs, SPTs or PMTs and verified according to the factor of safety as:

where:

σ

-

extreme contact stress at the footing bottom

Rd

-

bearing capacity of foundation soil

SFv

-

safety factor for vertical bearing capacity (for input use the "Analysis" frame)

Extreme design contact stress at the footing bottom is given as:

where:

V

-

extreme vertical force

Aef

-

effective area of foundation

The bearing capacity Rd determined from the CPTs:

The bearing capacity Rd determined from the SPTs:

The bearing capacity Rd determined from the PMTs:

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