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a} � Drilling Log ❑❑® GROUNDWATER Extract. / Iniect. Well GYVE-1 ❑❑❑ TECHNOLOGY STHL/455 Grantline Rd. The Southland Corporation See Site Map Protect Owner - For Boring Location Location Tracey, CA Project No. 020203767 Date drilled 5-7/5-11 Surface Elev. N/A ft. Total Hole Depth 30 ft. Diameter 15 in. COMMENTS: Top of Casing N/A ft- Water Level Initial 8 ft. Static 4.35 ft. Screen: Dia 8 in. Length 25 ft. Type/Size 0.020 in. 3.5 ft. PVC SCH 40 the well was set at approximately Casing: Dia 8 in. Length Type 30 feet below grade. The soil ;l�3 sand B-61/cont;uous cuttings were placed on plastic Filter Pack Material Rig/Core Type while the decon water was placed West Hazmat Hollow Stem Au_gerin 55-galron drums Until they Drilling Company Method _ Permit # could properly be disposed of- Driller Bill Smith Log By S.C. Hurle Checked By David Kleesattel License No.RGO 5136 ' t ', i Description a°i �a a�°u �o �.. a Ti EL a e 30 a� to (Color, Texture, Structure) 0 Nx Trace c 10%, Little 10% to 20%. Some 20% to 35%, And 35% to 50% —2 - 0 Clayey SILT, brown, about 60% silt, about 40% clay (slightly moist, 2 no hydrocarbon odor). 4 ML 1 (hydrocarbon odor) 6 = 277 GME-i 191 CLAY, brown/gray, about 130% clay, about 29% silt (moist, strong 8 — CL hydrocarbon odor). 10 (FLOWING SANDS FROM 9-14 FEET BELOW GRADE, NO RECOVERY) 12 = 5W 14 — 0 GNE-145) SC Clayey SAND, brown, about 75% medium/fine sand, about 20% clay, = about 5% silt (wet, medium dense, no hydrocarbon odor). 164'. = Sandy CLAY, brown, about 75% clay, about 25% fine sand (wet, stiff, no hydrocarbon odor). 18 = 20 = CL Silty CLAY, brown, about 60% clay, about 30% silt, about 10% fine 22 _ sand (wet, stiff, no hydrocarbon odor). - 24 - 06/09/1993 Rhlog-•ian93 Page: 1 of 2