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In: Civil Engineering

A square foundation 1.5? × 1.5? is founded at a depth of 1.5 m below the...

A square foundation 1.5? × 1.5? is founded at a depth of 1.5 m below the ground surface in
sand soil having a cohesion ?
′ = 0 ?? ?2 ⁄ and angle of shearing resistance∅
′ = 33°
. The water
table is at a depth of 6 m below ground level. The unit weight of soil above the water table is
? = 18 ?? ?3 ⁄ and the saturated unit weight of the soil ???? = 19 ?? ?3 ⁄ .Use the General
Bearing Capacity Equation. Determine the net allowable bearing pressure for a factor of safety
of 3.

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