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BORING LOG <br /> DATE STARTED 2/4/87 DATE COMPLETED 2/4/87 <br /> DRILLER Kleinfelder & Assoc. TOGGED lY R. Livermore <br /> WELL CONSTRUCTION DETAIL GR4PHIC DE=MPTION <br /> SYM150L. <br /> DWP 12A watertight lockin <br /> aterproof cement ° 0-1' pea gravel fill <br /> 2 locking cape• 1-7.5gray fine sand fill, emplaced <br /> • in the void of the removed gasoline <br /> 9 pea grave SP tank <br /> grout fill <br /> (0 2" solid <br /> PVC casing bentonite 7.5-9.0' gray/brown very fine sand with <br /> B gasoline odors and water saturated. <br /> SM Phot;ovac reading 10 feet: 43.6 <br /> 9-16.3' light gray/white fine-medium <br /> Y� N sand with gasoline odors. Grades to <br /> !Z ` Y SP a medium sand at 15 feet. <br /> .�=:• Photovac reading 15 feet: 37.9 <br /> 14 <br /> !� R - 16.3-21.4' light gray micaceous silt <br /> .� <br /> — with fines. Grading to a fine sand <br /> !8 Lones tar ( ML at 18 feet. <br /> z3 sand pack r, to Photovac reading 20 feet: 27.6 <br /> = xp SM <br /> f 21 .4-30' light gray silt with clay <br /> 2" slotted which is water saturated. Soil <br /> O 2Z = <br /> (.0211) contains brown mottled fines near <br /> Z4 t; PVC casing SL 27 feet. <br /> I to <br /> 2(0 — CL <br /> Bottom of Hole: 30 feet <br /> 28 Y Groundwater: 15.5 feet at time of <br /> drilling <br /> 30 � <br /> On 2/11/87, water level: 14.0 feet <br /> 3Z end cap <br /> 34 <br /> 34 <br /> 38 <br /> 40 <br /> SCS ENGINEERS GOLDEN GRAIN MACARONI COMPANY <br /> MANTECA BEAN BO. FACILITY <br /> STEA"S CONRAG AND SCNM141 <br /> GCftSUiTING ENGINEERS INC- <br /> 6?11 SIEARACOVAI SUITE C MONITORING WELL. W-4 <br /> QVC IM CA 4aS6F <br /> pate Feb. 19r- <br /> �� Project No 38504.0 i <br />