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FIELD EXPLORATORY BORING LOG THE DENALI GROUP <br /> Field location of boring PROJECT NO 5713 DATE 09/12/02 BORING No <br /> Boilers Building CLIENT California Cedar Products B2 <br /> LOCATION 1340 W Washington. Stockton CA Sheet - 1 <br /> B21� O LOGGED BY DJB DRILLER EnProb of 1 <br /> O <br /> I Warehouse Casin Installation data Probe holes backfilled b tremae from bottom <br /> u with cement grout(5 gal per sack mix) Fast Cure concrete at grade <br /> Drilling method Geo robe DPT Hole dia 2-m <br /> c n <br /> o Waler Level <br /> 0 Ea a am a� Q E � c� Time <br /> a cn � cnz Date <br /> DESCRIPTION <br /> 2 <br /> 4 <br /> Sp FILL- 8" cement concrete over medium sand placed as backfill <br /> s in former UST excavation pit Uniform push to depth <br /> s <br /> t <br /> Approximate base of Tank Excavation <br /> 00 M Dense soil e2-1 t POORLY GRADED SAND- Olive gray (5Y 512), fine sand, <br /> moist to wet, trace clay, no fuel odor <br /> SP <br /> 00 M Dense Sod 132-2 POORLY GRADED SAND- Olive gray (5Y 512), fine sand, <br /> 2 wet,trace clay, homogeneous, no fuel odor <br /> 22 <br /> is s M Dense soil a2-3 POORLY GRADED SAND- Olive gray (5Y 512), fine sand, <br /> 2 wet,trace clay, homogeneous, slight fuel odor <br /> 26-- Bottom of Probe 25 Feet <br /> 2 <br /> 3 <br /> Remarks Vapor monitoring device -MiniRAE PID <br />