7 3,2 top,1e+20 lithoclass,1e+20 "consistency of cohesive soils",1e+20 -1.89,"sandy clay","firm" -2.4996,"clay",1e+20 -3.7188,"sandy clay",1e+20 -4.3284,"sandy clay",1e+20 -5.8524,"silty sand",1e+20 -7.3764,"clay","soft" -7.986,1e+20,1e+20