18 3,2 top,1e+20 lithoclass,1e+20 "consistency of cohesive soils",1e+20 -0.69,"clay","soft" -1.91,"clay","firm" -2.82,"clay","soft" -4.35,"clay","very soft" -5.26,"silty sand",1e+20 -6.79,"clay","soft" -9.83,"clay","very soft" -11.36,"clay","soft" -14.71,"sandy clay","soft" -15.93,"clayey silt","very soft" -16.23,"clay","very soft" -18.67,"silty sand",1e+20 -19.28,"clay","stiff" -20.81,"sandy clay","stiff" -22.03,"clay","stiff" -26.6,"clay","very stiff" -28.43,"clay","firm" -31.17,1e+20,"1e+20"