N-Value P,S-Velocity Density Soil Column (m/s) (g/cm^3) ---------------------------------------------------------------------------------- 1m 5 1100 130 1.62 0m - 0.80m Fl 2m 2 1100 130 1.65 0.80m - 3.10m C 3m 9 1100 130 1.71 3.10m - 4.70m M 4m 5 1100 130 1.88 4.70m - 5.80m G 5m 99 1100 130 1.99 5.80m - 8.65m R 6m 25 1500 350 2.07 8.65m - 10.32m R 7m 31 1500 350 1.91 8m 35 1500 350 1.79 9m 99 1500 350 1.60 10m 99 1500 350 1.72 11m 12m 13m 14m 15m 16m 17m 18m 19m 20m