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 30 285 A 1 1 67.0 67.0 131.00 131.67 0.1 44.3 55.6 30 285 A 1 2 60.0 60.0 131.00 133.10 0.3 66.7 33.0 30 285 A 6 3 23.0 23.0 510.00 513.70 0.1 42.8 57.1