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 1 7 A 2 1 27.0 27.0 278.00 278.27 0.0 20.3 79.7 1 7 A 2 2 22.0 22.0 278.00 279.72 0.4 12.2 87.4 1 7 A 3 1 31.0 31.0 287.10 287.41 0.3 12.8 86.9 1 7 A 3 2 13.0 13.0 287.10 288.73 4.9 23.0 72.2