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Wright Environmental Services, Inc., Tracy, CA Exploratory Boring Log <br /> Project No 4184 1 Boring/Well No B-3 Well Installed No <br /> Client Tracy Auto Stereo Date Drilled 3113/00 Total Depth 20' <br /> Location Grantline at Holly, Tracy, CA Logger CMP Cement Grout Seal 20' to surface <br /> Drilling Method 3" OD Push Casing <br /> Permit PHS EHD 21754 <br /> Water Levels 1 st Enc 8'? Static No measurement <br /> Sample Blow a Depth Borehole <br /> No OV Count m (ft) Ltthology Log Completion <br /> rn <br /> Concrete Pavement <br /> m <br /> 7 CL - Silty CLAY, dark brown 10YR3/3, low plasticity, <br /> co v f sand 10%, stiff, damp <br /> a <br /> c <br /> B-3 1 _ �• <br /> 05 5 Driller calls push very hard to 8 feet <br /> SP - SAND, gray, possible trench backfill, weak odor, very dense <br /> saturated <br /> 010 - push Interbedded SP-ML - SAND and Clayey SILT, yellowish brown A• ,• <br /> 1 p 10YR5/8, sand beds 0 5-2 0 inches thick with very little fines, <br /> silt beds 0 5-4 0 inches thick, stiff and damp sand beds <br /> saturated <br /> h• <br /> B 3 3 <br /> ®,a - push Same as above, sand saturated <br /> 15 Driller calls softer push 15 to 17 feet <br /> SP - SAND, yellowish brown 10YR5/8, f med sand 95%, <br /> B34 <br /> push fines 5%, med dense saturated <br /> @2020 Driller calls refusal at 20 feet <br /> Bottom of Boring = 20 feet <br /> Reviewed by RG/CEG <br />