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PROJECT NAME/LOCATION: PROJECT BORING <br /> NUMBER: 90-020 NUMBER: B-12 SHEET 1 OF 1 <br /> Shell Station <br /> 6131 Pacific CONTRACTOR: DRILLING <br /> Stockton, CA West Hazmat Drilling METHOD: 8" HSA <br /> 1P DRILLER: DRILLING RIG: <br /> Gene Reinhardt Diesel Acker AD-2 <br /> LAND OWNER: Shell START DATE: 03-29-90 COMPLETED: 03-29-90 <br /> TIME: 9 : 11AM TIME: 10AM <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 OVM 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 /> 0 Hand augered to 5' in black <br /> silty clay: slighty damp, <br /> fine grained, (OH) <br /> 12 <br /> SS 1 15 4. 5 5 Same as above no odor <br /> 22 6 <br /> 10 <br /> SS 2 21 9 . 5 10 Clayey silt: w/ micaceous no odor <br /> 26 11 particles, brown/green, moist, <br /> fine to med. grain (ML) <br /> 8 - - - - - - -- - - - - - - - - <br /> SS 3 18 14 . 5 15 Silty sand: green chloritized, mild odor <br /> 21 16 moist, med. grained (SM) <br /> * 10 - - - - - - - - - - - - - - - - <br /> SS 4 14 19. 5 20 Clayey silt: brown/green, no odor <br /> 22 21 moist, fine med. grain (ML) <br /> TOTAL DEPTH 21 FT. <br /> 25 <br /> 30 <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 USCS [Logged By: Abel R. <br />