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eological Technics Inc. <br />1 / / / Borehole Log <br />Project Name George's Service Borehole No. MW-202 Page 1 of 3 <br />6/29/98 <br />Project No 425.2 Date 7 /1 /98 Contractor V&W Drilling <br />Area Sc County Corner of Durham Ferry Rd. and Hwy 33/ San Joaquin Co. <br />Field Geo/Eng M. Niemi <br /> <br />Drilling Method Hollow Stem Auger <br /> <br />Borehole Dicia" <br />Filter Pack <br />15" 0-50' <br />50-54Tot, Depth <br />Annular <br />84 Tot, Casing <br />77-75'Slot <br />Depth 84' Casing Dla 2" Screened Interval 81.5-79' <br />84-77' Seal Size 0.020" Grout 75-0' Water Depth +/-7' <br />=<-4- <br />3: <br />,,9 vi z o 0 --, ---- " — U 0 <br />Description <br />Remarks <br />OVM (ppm) <br />_ <br />t-- <br />- <br />_ <br />— — _ _ _ — _ — — _ _ — — — — <br />— <br />_ <br />Free Drill See <br />MW-102 for Geology <br />Discolored soil <br />gasoline odor <br />cuttings. <br />Log for MW-2 and <br />and strong <br />observed in soil <br />- <br />_ — _ — ...._ <br />_ <br />- <br />_ <br />_ — _ — _ _ _ _ — <br />_ <br />— _ <br />= <br />- <br />_ — <br />— _ <br />-- <br />— <br />_ <br />_ _ _ <br />_ <br />- <br />= — _ <br />— _ _ <br />— _ <br />- <br />_ _ — _ <br />_ <br />_ <br />- <br />— _ <br />— _ _ — _ <br />— _ _ <br />_ <br />— _ <br />— <br />V - <br />_ <br />_ — _ <br />— _ <br />_ — _ <br />— _ <br />— <br />_ <br />Sample Submitted <br />Notes! ' ' SAND =- CLAY V/A Annular Seal n Grout <br />to Laboratory SILT <br />5 <br />10 <br />15 <br />20 <br />25 <br />30