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ROY F. WFSTON INC. <br /> WELL LOG <br /> Well No. : MW-3 Dates of <br /> Location: Human Services Site construction: 12/14-12/15/88 <br /> Client: San Joaquin County Drilled depth: 36.5 feet <br /> Project No. : 3733-03-01 Hole Diameter: 12 inches <br /> Contractor: Spectrum Exploration Well Depth: 36.5 feet <br /> Driller: Jerry Casey Well diameter: 4 inches <br /> Helper: Kial Dunham Casing type: Sch. 40 PVC <br /> flush threaded <br /> Equipment Screen type: Sch. 40 PVC <br /> drill rig: Acher-AD2 flush threaded <br /> method: 10 hnch hollow Screen length: 15 feet <br /> " stem auger Screen slot: .010 inch <br /> decon: steam <br /> Materials <br /> sampling: 2 inch California Sand pack: Monterey #2-16 <br /> modified split spoon Grout: 5% bentonite <br /> decon: steam cement <br /> Elevation - feet (msl) Completion <br /> 1= ground surf: approx. 94.0 type: <br /> casing top: 94.06 <br /> i'''• 10o foop arbitrary BM used lock: <br /> Geologist: J. F. Herrick <br /> ,a <br /> WELL I DEPTH 1 BLOB ! DEWCRIPTIO14 I COMMENTS ! <br /> CONSTRUCTION ] (feet) I COUNTS I OF LITHOLOGY <br /> I I I I• T -I l I I <br /> Approximate level of Sidewalk I <br /> � I I I I• -1 1 I I <br /> 1 I I I• t •E I i ! <br /> 2 [ <br /> uc. I I I !• 'I ]Free standing pipe. i ! <br /> ! I I I• a "I i I I , <br /> 1 1 1 I a <br /> i ! I I• <br /> -Top of 1• g .I ! ]no odor I <br /> I I 1 casing I• <br /> -Ground 1- 6 ! I Ground surface at time of well construction I <br /> zurface I• <br /> 7 .I I I I <br /> 1 <br /> ] <br />