What is Lateral Pressures In Cohesionless Soils?

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The lateral pressure in cohesion less soils is given by following formula:-

Following terms are used in the formula given below

Y=unit weight of soil, lb/ft3 or kg/m3
P=total thrust of soil, lb/linear ft (kg/m) of wall
H= total height of wall, ft (m)
KA= coefficient of active pressure


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  • Ricardo October 4, 2011 at 5:48 am

    the cos i is not elaborated, is it the angle of friction of the soil?

  • Ricardo October 4, 2011 at 5:49 am

    define cos i.

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