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" Advanced BORING LOG
<br /> GeoEnvironmental, Inc. BOREHOLE NO.: B4
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 150'
<br /> Project: Stallworth Auto Sales Date(s) Drilled: 18 January 2006
<br /> Project No. : AGE-NC- 99-0682 Page 4 of 4
<br /> Depth Sample Blows PID Soil USCS Class and
<br /> ID (per 6") (ppm) Symbol Soil Description
<br /> - 12 B4- 125
<br /> — — —' SP-SM: Gray, saturated, SAND, <5-10% silt, 35-40% medium sand, 55% fine sand, low
<br /> HC odor.
<br /> SP: Gray, saturated, SAND, <5% fines, 5% coarse sand, >20% fine sand, 70% medium
<br /> sand, HC odor.
<br /> - 130-
<br /> B4-130
<br /> _—__ _—__ • ML-SM: Blue gray to brown, moist to very moist, SANDY SILT to SILTY SAND, fine
<br /> to medium sand, HC odor.
<br /> B4- 134
<br /> - 135-
<br /> -
<br /> 13 = _
<br /> CL: Green blue, slightly moist to moist, SILTY CLAY, 10% silt, high to moderate
<br /> consistency, crumbles, white precipitate, low HC odor.
<br /> CL: Gray, moist to very moist, SILTY CLAY, 10-15% very fine sand, 20% silt, high
<br /> B4- 139 consistency, low HC odor.
<br /> SM: Gray, saturated, SAND, 5% silt, 20% medium sand, 75% fine sand, HC odor.
<br /> ML: Gray, saturated, SANDY SILT, 20% very fine sand, moderate consistency, moderate
<br /> plasticity and toughness, low HC odor.
<br /> B4- 143 —-- SM: Gray, saturated, SAND, 5% fines, 30% medium sand, 65% fine sand, low HC odor.
<br /> - 14 = m SM: Gray, very moist to saturated, SILTY SAND, 20% silt and clay, 30% medium sand,
<br /> B4-145 — — 50% fine sand, low HC odor.
<br /> ML: Gray, saturated, SANDY SILT, 20% fine to medium sand, moderate to high
<br /> consistency, low HC odor.
<br /> CL: Gray, saturated, SILTY CLAY, 15% fine to medium sand, 20% silt, high
<br /> consistency, low HC odor.
<br /> B4- 149
<br /> - 15 ML: Cray, very moist to saturated, SANDY SILT, 15% fine to medium sand, moderate to
<br /> high consistency, low HC odor.
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