6 3,2 top,1e+20 lithoclass,1e+20 "consistency of cohesive soils",1e+20 2.68,"fill",1e+20 0.24,"clay",1e+20 -4.94,"silt",1e+20 -6.16,"clay",1e+20 -11.04,"sandy clay",1e+20 -12.56,1e+20,1e+20