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PPDT CORRELATION <br /> O,s>upWM of Pore Presence(u)m NC Clay <br /> U <br /> <� <br /> �� <br /> ue <br /> ! Li a � Us egw4bnum ppnp pm9gwe <br /> r <br /> 4me <br /> Ground <br /> Surface <br /> 1 � <br /> Doone Water Table0 Ue-eW ibnum pare pressure <br /> time <br /> HHrater <br /> Dieeipahon or POre Presswa(u)in Deme Sand <br /> U b IW"Siff"Heavy OC Q" <br /> Pore Pressure (u) ue <br /> measured here <br /> Dcone -Depth of Cone <br /> rLJ,. e_qU.5bd,-_sorere <br /> Dwater-Depth to Water Table o <br /> Hwater-Head of Water �"1B <br /> ' Water Table Calculation <br /> Dwater = D cone - H water <br /> where Hwater = Ue (depth units) <br /> Useful Conversion Factors 1 psi = 0 704m = 2 31 feet (water) <br /> 1 tsf = 0 958 bar= 13 9 psi <br /> 1m = 3 28 feet <br /> Figure 4 <br /> 1 <br />