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GRAPFUC GEOTECHNICAL BOR Y T LOG PAGE j- OF 2 <br /> TENT Montgomery Ward PROJECT NO 123_ DRILL HOLE B-11 <br /> @RTE LOCATION 5400 Pacific Avenue, Stockton, California <br /> ILLING CO Layne-Western Corp TYPE OF RIG CME-95 <br /> DING METHODIEQUIPMENT Contin Flight HSA HOLE DIAMETER 12" <br /> FIVE WEIGHTIHEIGHT OF DROP 140#30" drop REFERENCE OR DATUM Ground Level <br /> TIFART DATE 2/23/93 COMPLETION DATE 2/23/93 <br /> 2 �° DES CRI PIT ION <br /> z �� <br /> f^ <br /> u� <br /> tau <br /> M-Z ul �p tt 3k-� Iri Fol{owrng:Order, LITHOLOGY,color, ozaati size sQr*so, angU#arity, <br /> a. shit <E rz LLIU a < :E<00 fossils,cosisis envy,wetness <br /> ZI Moo <�O —sem � ow �—j>- <br /> C3Ztt_ m_j a)(n—j xna f- tnx Dc)vs= <br /> 0 3" thick asphalt pavement <br /> MAN-MADE FILL <br /> 3"-12' GRAVEL, light brown, fine, poorly graded, slightly <br /> moist, compact <br /> 5 <br /> 10 <br /> 13 5 12'-13 5' SILT, gray, trace clay, moist, compact, HC odor <br /> 15 0 13 5'-15' CONCRETE SLAB <br /> 15 7 ML NATURAL GROUND <br /> 17 1410 i 3 6 15'-16 5' SILT, light reddish brown, slightly mottled light <br /> 27 olive brown and dark brown, trace clay, slightly moist, <br /> dense, sweetish HC odor <br /> 10 1440 141 16 5'-20 5' SILT, light reddish brown, slightly mottled dark <br /> 20 30 brown, trace coarse sand and clay, most, dense, sweetish <br /> 47 HC odor <br /> 5 1455 16 8 20 5'-25 5' SILT, brown, mottled light olive brown with <br /> 25 12 black specks, trace clay, trace mica, moist, slightly dense, <br /> 19 sweetish HC odor <br /> 3 1514 20 1 25 5'-30 5' SILT, brown, mottled light olive brown with <br /> 30 29 black specks, trace fine gravel and clay, moist, dense, <br /> 37 sweetish HC odor <br /> Continued Next Page <br /> NOTES _ <br /> Boring was drilled through the former USTs concrete anchor stag <br /> ENVIRONMEMAL AUDIT, INC NOTE This Boring Log Represents Conditions Only at Time and Location <br /> Indicated Subsurface Conditions May Differ at Other Locations <br /> and Times <br /> LOGGED BY JLA DATE 2/23193 APPROVED BY FSM RG # 4248 <br />