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i <br /> PPDT CORRELATION <br /> Drosrwa ur Pore Pressure(u)on NC Clay <br /> r <br /> rue equftrium Pors pressure <br /> 0 <br /> time <br /> Ground <br /> surface ob s,peuon aF Pae preasuro cul�r sena <br /> u <br /> Ue <br /> r _ <br /> pine o <br /> water Table U6 egwgbnum P�pressure <br /> Hwater <br /> M=P3llun of Pore Pressure(u)In De sand, <br /> ' <br /> u oiaere SA aid Hastily OC Gley Pore Pressure (u) `� <br /> measured here <br /> Drone -Depth of Cone <br /> l.� equ3brium pore pressure <br /> Dwater-Depth to Water Table o <br /> time <br /> F'lwater-Head of Water <br /> Water Table Calculation <br /> water = D cone - H water <br /> where Hwater = Ue (depth units) <br /> Useful Conversion Factors 1 psi = 0 704m =2 31 feet (water) <br /> ltsf = 0 958 bar= 13 9 psi <br /> 1 m = 3 28 feet <br /> am <br /> r <br /> r <br /> ' Figure 3 <br />