7 3,2 top,1e+20 lithoclass,1e+20 "consistency of cohesive soils",1e+20 2.72,"fill",1e+20 -0.32,"clay",1e+20 -2.76,"sand",1e+20 -11.6,"sandy clay",1e+20 -12.82,"clay",1e+20 -14.65,"clay",1e+20 -18.61,1e+20,1e+20