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 66 490 1 3 83.0 83.0 0.00 3.83 2.9 57.6 39.5 66 490 5 1 70.0 70.0 37.50 38.20 1.8 55.0 43.2 66 490 9 11 110.0 110.0 75.50 76.60 3.1 64.9 32.0 66 490 25 21 100.0 100.0 227.50 230.00 12.4 51.4 36.2 66 490 30 1 50.0 50.0 275.00 275.50 46.2 38.7 15.1 66 490 30 1 50.0 50.0 275.00 275.50 40.9 40.3 18.8