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Gettler - Ryan Inc. Log of Boring BH- 4 <br /> PROJECT: Chevron Service Station No. 9-3232 LOCATION: 8660 Lower Sacramento Blvd., Stockton, CA <br /> PROJECT NO. : 346463. 04 CASING ELEVATION: <br /> DATE STARTED: 05/06/99 WL (ft. bgs); DATE; TIME: <br /> DATE FINISHED: 05/06/99 WL (ft. bgs); DATE: TIME: <br /> DRILLING METHOD: 8-inch hollow-stem auger TOTAL DEPTH : 65. 5 Feet <br /> DRILLING COMPANY: Bay Area Exploration, Inc. GEOLOGIST: Rick Fears <br /> w <br /> m <br /> * z_ <br /> ZU GEOLOGIC DESCRIPTION REMARKS <br /> o a s J <br /> O v m N N m N <br /> SM <br /> 5 0 18 BH-4-5 SAND WITH SILT (SM) - strong brown (7.5YR 5/6), <br /> damp, medium dense, 85% very fine to medium sand <br /> 10% silt, 5% clay. <br /> ML <br /> 10- 0 9 BH-4-10 Becomes 70% very fine to fine sand, 25% silt, 5% <br /> clay. <br /> 15 0 29 BH-4-15 <br /> 20- 0 23 BH-4-20 SANDY SILT (SM) - brown (7.5YR 4 /4), damp, very <br /> stiff, low plasticity, 85% silt, 10% sand, 5% clay. <br /> 25 0 11 BH-4-25 SILT WITH SAND (ML) - strong brown (7.5YR 5/8), <br /> moist, stiff, medium plasticity, 85% silt, 10% very fine <br /> sand, 5% clay, orange mottling. Becomes damp, <br /> hard, low plasticity, some cementation, caliche <br /> present, black Inclusions, <br /> 30 49 46 BH-4-30 <br /> CL <br /> 35 7.3 11 SH-4-35 <br /> JOB NUMBER : 346463. 04 Page I of 2 <br />