SOIL PARAMETERS - ia Tech
parameters were estimated using the curves and transformation equations shown in Figure 5.2(b), with emphasis on values measured at cell pressures less than 7 psi. The total stress parameters for the natural soils, determined in this manner, are as follows: Elevation (ft) φ (deg) c (psi) 96.0 38 7.0 92.8 35 6.0 90.5 23 4.7 88.2 28 4.4