leg site hole core section top interval depth(cm) bottom interval depth(cm) top of core(m) sample_depth(m) percent sand percent silt percent clay 51 417 D 1 3 22.0 22.0 0.00 3.22 0.0 9.4 90.6 51 417 D 9 1 28.0 28.0 220.50 220.78 0.4 29.8 69.8 51 417 D 10 1 54.0 54.0 229.90 230.44 0.6 14.8 84.6