Laserfiche WebLink
z <br /> GeoStrategies, Inc. Log of Boring U—J <br /> • PROJECT FORMER UNOCAL STATION 10187 LOCATION 437 E Miner Avenue, Stockton, CA <br /> GSI PROJECT NO 4827703 CASING ELEVATION <br /> DATE STARTED 7/6/94 WL (ft bgs) HATE TIME <br /> DATE FINISHED 7/6/94 NL (ft bgs) DATE TIME <br /> DRILLING METHOD 8 in Hollow Stem Auger TOTAL DEPTH 415 Feet <br /> DRILLING COMPANY West Nazmat GEOLOGIST Steve Carter <br /> U- <br /> W <br /> Co <br /> z -jin <br /> cn <br /> n ILLUj v -i GEOLOGIC DESCRIPTION REMARKS <br /> = n <br /> �— :3-- d a <br /> 0.2 a m can can 3 N <br /> CL <br /> Backlilled to ground <br /> surface with neat cement <br /> 4 T UJ-8 5 CLAY (CL) - brown (10YR 5/3), stiff, damp, low to <br /> medium plasticity, 85-90% clay, 10--15% fine to <br /> medium sand, <br /> 10 2 14 UJ-11 5 moist, medium plasticity, clay Increasing to 90-95% <br /> 15- 0 22 UJ-18 5 clay Increasing to 95-IOOX <br /> SC <br /> 20CLAYEY SAND (SC) - dark brown (7 5YR 3/4), <br /> 0 22 UJ-215 CL medium dense, mast, 75-80% fine to medium sand, <br /> • 20-25% clay <br /> 25— I$ 34 UJ-26 0 CLAY (CL) - greenish gray (5GY 6/1), hard, moist, <br /> UJ-26 5 medium plasticity, 100% clay <br /> 30 color change to olive gray (5Y 5/2), sand Increases <br /> 0 41 UJ-31 5to 10-15% fine sand, lightly mottled, dark yellowish <br /> - SP-SC brown (IOYR 3/4) <br /> I' CL <br /> SAND WITH CLAY (SP-SC) - dark grayish brown <br /> 35 4 52 UJ-38 0 (2 5Y 4/2) dense,moist 90% fine sand 10% clay_j <br /> UJ-38 5 SANDY CLAY (CL) - olive gray (5Y 4/2),hard <br /> SC moist, low to medium plasticity, 75-80% clay, 20-25% <br /> 40 fine sand <br /> 80 43 UJ-415 <br /> SANDY CLAY (SC) - dense, moist, 75-80% fine to <br /> medium sand 20-25X clay <br /> 45 (x - converted to equivalent standard penetration <br /> blows/ft) i <br /> 50- <br /> 55- <br /> 60- <br /> 65- <br /> JOB <br /> 0556065JOB NUMBER 4827 703 Page if of ! <br />