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 72 517 7 2 80.0 80.0 24.50 26.80 14.6 21.1 64.3 72 517 9 21 105.0 105.0 33.30 35.85 14.0 25.9 60.1 72 517 12 CC 10.0 10.0 46.50 51.10 14.0 23.4 62.6