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PROJECT NAME LOCATION: PROJECT BORING <br /> NUMBER: 90-020 NUMBER: B-7 SHEET 2 OF 2 <br /> Shell Station <br /> 6131 Pacific CONTRACTOR: DRILLING <br /> Stockton, CA West Hazmat Drilling METHOD: 8" HSA <br /> DRILLER: DRILLING RIG: <br /> Gene Reinhardt Diesel Acker AD-2 <br /> LAND OWNER: Shell START DATE: 03-28-90 COMPLETED: 03-28-90 <br /> TIME: TIME: 9: 50AM <br /> S T S N B C S I D <br /> A Y A U L O A N E GENERAL <br /> M P M M O U M T P DESCRIPTION OF MATERIALS PID OBSERVATION <br /> P E P B W N P V T AND CONDITIONS (ppm) NOTES <br /> L L E T L A H <br /> E E R S E L (FT) Surface: 3" Asphalt <br /> 30 <br /> * 15 <br /> SS 7/7 27 34 .5 35 Clayey silt: brown, w/ grey, no odor <br /> 28 36 fine to med. grained, (ML) <br /> 20 <br /> SS 7/8 25 39. 5 40 Clayey silt: brown/greenish- no odor <br /> 35 41. 0 grey, moist, med. to fine <br /> grain (ML) <br />' * 19 <br /> SS 7/9 38 44 .5 45 Clayey silt: same as above, slight odor <br /> 50/5" 46. 0 dry (ML) <br />' TOTAL DEPTH 45 FT. <br /> 50 <br /> 55 <br /> 60 <br /> 7Field Notes: <br /> Aegis <br /> Environmental <br />' Split Spoon Sample Consultants <br /> * = Sample Analyzed by Laboratory <br /> ctg = Cuttings sample <br />' Soil Description after USCS Logged By: Abel R. <br />