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FIGURE 3 <br /> BORING LOG = Geological Audit Services, Inc. <br /> Project: San Joaquin Marketing Associatic <br /> Project Number: 699-S Drilling Co.: West Hazmat Drilling Date : 6/9/93 <br /> Field Geologist: McKibben Auger Type: 8" Hollow Stem Boring: B-1 <br /> .J <br /> DEPTH SAMPLE OV BLOW GROUP SOIL DESCRIPTION <br /> (FEET) IDENTIFICATION READING CN'IS. SYMBL. <br /> (PPM) <br /> Backfill <br /> SM Dark brown, moist, clayey fine sand. <br /> --------- -------------------------------------------------------------------------- <br /> 5 Orangish brown and greenish gray, dry, loose sandy silt; <br /> 1 0 B1-10 1.7 15 gray mottling; very slight hydrocarbon odor. <br /> 25 <br /> ML <br /> 7 Orangish brown, damp,fine-grained sandy silt; very slight <br /> B1-15 8 7 hydrocarbon odor. <br /> 8 <br /> --------- -------------------------------------------------------------------------- <br /> 8 Medium light brown, damp, clayey silt; minor white <br /> 20 B1-20 5 10 mottling, minor oxidation; no hydrocarbon odor. <br /> 15 <br /> 15 ML Light brown and gray, dry, clayey sift; extensive white <br /> B1-25 3 20 mottling; no hydrocarbon odor. <br /> 22 <br /> Light brown and gray, slightly damp, silt with minor clay <br /> 11 and fine-grained sand; minor white mottling; no <br /> 3 0 B1-30 2 16 hydrocarbon odor. <br /> 21 Bottom of boring 30 feet <br /> .J <br /> .J <br /> 40 <br />