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PROJECT NAME/LOCATION: PROJECT BORING <br /> NUMBER: 90-020 NUMBER: B-4 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: 03-26-90 COMPLETED: 03-26-90 <br /> TIME: TIME: 10: 20AM <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 0 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 /> 9 <br /> SS 4/7 15 34 .5 35 Silty clay: grey/brown, moist, slight odor <br /> ' 23 36. 0 fine grained, primarily silt, <br /> (CL) <br /> * 11 <br /> SS 4/8 15 39 .5 40 Same as above mild odor <br /> 23 41. 0 - - - - - - - - - - - - - - - - <br /> SS 4/9 23 44 .5 45 Sandy silt: grey/brown, dry, mild odor <br /> 50/61" 46. 0 medium grained, (SM) <br /> ' TOTAL DEPTH 46 FT. <br /> 50 <br /> ' 55 <br /> 60 <br /> Field Notes: <br /> Aegis <br /> Environmental <br /> SS = Split Spoon Sample Consultants <br /> * = Sample Analyzed by Laboratory <br /> ctg = Cuttings sample <br /> Soil Description after USCSLogged By: Abel R. <br />