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George's Service Project Name Page of 2 Borehole No. SW-101 <br />425,2 Project No Date 6/25/2008 Contractor PSI Drilling <br />Field Geo/Eng R. N. Ghanbari Drilling Method Hollow Stem Auger <br />'Geological Te._.-tnics Inc. <br />„,„„„„,„,„„„,,„„„„ „„„ ,,„,, Borehole Ijog „„,„,„„„„,„„ <br />Area & County Corner of Durham Ferry Rd. and Hwy 33/ San Joaquin County. <br />Borehole Dia-5.:_. <br />Filter Pack <br />Tot. Depth <br />Annular <br />37.5 Tot Casing Depth 37.5 Casing Dla 2" Screened Intervat37.5-32.51 <br />37.5-30' Seal 30-28' Slot Size 0.020" Grout 28-0' Water Depth 12.1 <br />i=“4- 1 Smpl, Intrwl 0 Z <br />- <br />0 "••• <br />m• <br />imm ... <br />.. .. .. <br />.. .. .. .mi .. <br />- <br />+,230 ,--, <br />mm .. mm .. <br />.. .. .. <br />.. .. N. <br />0 <br />t <br />. <br />2 <br />0 el) <br />______ __ <br />0 E <br />0 >N D C/) <br />. L <br />Description <br />Remarks <br />OVM (ppm) <br />— <br />— <br />_ <br />— <br />Top Soil, Silty Clay with some gravel <br />Silty Clay, Silty Sand and Sandy Clay No Odor <br />0 <br />— <br />- <br />— <br />CL Silty Clay, dry, loose very low plasticity <br />Sandy Clay, high moisture content, high <br />plasticity <br />Sandy Clay <br />No Odor <br />0 <br /> I-- <br />.1. .. .. .. <br />__ <br />• 0840 <br />m <br />—_ <br />— .. <br />.. <br /> .. .. .. <br />.. <br />CL <br />Sandy Clay, wet, high plasticity and <br />brown <br />No Odor <br />0 <br />0847 ___ <br />_ <br />_ <br />— <br />SM <br />Silty Sand, high moisture content, <br />Greish Brown <br />No Odor <br />0 <br />- <br />I- <br />_ <br />I — :7 .. _ <br />— _ <br />0853 SM . <br />— <br />— <br />— <br />... <br />.. <br />MEI <br />MO <br />!MI <br />NM <br />Min <br />MM <br />IMP <br />. <br />.. <br />MN <br />ENE <br />ME <br />ME <br />—..---no <br />_-_-_-_-_-_-_-_ <br />- <br />_ <br />— <br />,,Wrr <br />Sandy Clay—Wet, loose, high plasticity, <br />odor <br />Sand, fine grained, dark brown, no <br />odor <br />No Odor <br />0 <br />• 0856 <br />. <br />. .::. SW <br />_ <br />- <br />- <br />mg . I.. ... <br />m. .. .. .. v <br />mi .. . .. <br />im .. .. .. i <br />-_- <br />_- <br />-: <br />CL <br />Sandy Clay <br />No Odor <br />0 <br />0903 p?-_:.,:...-.._:‘,.:, Gw Gravelly Sand, dark brown, moist <br />Submitted Sample <br />Notes <br /> <br /> Sand Eq Clay WA Annular Seal Grout <br />— • • Silt . • _ .• to Laboratory - - • Gravel 0011 <br />5 <br />10 <br />15 <br />20 <br />25 <br />30