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Geological Technics Inc® <br /> Borehole Log <br /> Project Nave George's Service Borehole No _ __MW-8 Page 1 of 1 <br /> Project No 4252 Date 4/30297 Contractor V&W Drilling <br /> Area & County Corner of DurhaM_Ferry Rd. and Hwy 33/ S-an Joaquin Co. <br /> Field Geo/Eng-_ M Niemi Drifting Method Hollow Stem Auger <br /> Borehole Dia. 8- Tot Depth 22 Tot Casing Depth 22 Casing Dia 2 Screened interval 22'-7' <br />' Fitter Pack 22'–S'_ Annular Seal 6'-4' Slot Size 0 020 Grout 4'-0' Water Depth +�-7 <br /> ft <br /> i � �' ° 0 o Remarks <br /> CL C5 c <br /> ' � U U E Description OVM (PPM) <br /> °' cn Z 0 3 Q c6 Q) � C6 <br /> 0 <br /> 1124 10 = CL CLAY–gray green, plastic, rust staining. 9 <br /> 1s — — <br /> 10 <br /> 1130 s SVI SAND–fine to coarso grainod, passrly 0 <br /> sorted, riot. <br /> 15 1136 — = SM SILTY SAND–(2.5Y6/4), fine to medium 0 <br /> _ = ML grained, 15-15.5' <br /> SILT–(2.5Y6/4), slightly plastic, <br /> 15.5-165 1 <br /> 5.5-165' <br /> 20 a SM <br /> 1 141 a SILTY SAND–(2 5Y6/4). fine grained. 0 <br /> Heaving material at 22' rept filling <br /> augers <br /> 25 <br /> 030 — <br /> L <br /> Notes SAND CLAY ® Annular Seal ® Grout <br /> SILT Sample Submitted to Laboratory <br /> 1 <br />