KO - COEFFICIENT OF PRESSURE AT REST - CAESAR II - Help

CAESAR II Users Guide

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CAESAR II
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CAESAR II Version
12

Specifies the coefficient of earth pressure. This option displays only if you select American Lifeline Alliance in the Soil Model Type list and Sand/Gravel as the Soil Classification.

Typical values are on the order of 1.0. If left blank, K0 defaults to the following:

K0 - 1.0 - sin(internal friction angle of the soil)

The internal friction angle of the soil is defined by FRICT. ANGLE (Sand=27-45; Silt=26-35; Clay=0) (deg.).