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PROJECT NAME/LOCATION: <br />SHELL STATION <br />4215 WATERLOO ROAD <br />STOCKTON, CA <br />PROJECT <br />NUMBER: 89-047 <br />BORING <br />NUMBER: SB-7 SHEET 1 OF 1 <br />CONTRACTOR: <br />B + F DRILLING CO. <br />DRILLING <br />METHOD: HSA 6" <br />DRILLER: <br />BOB GANSBERG <br />_ <br />DRILLING <br />RIG: MOBIL B61 <br />LAND OWNER: START DATE: .,- - COMPLETED: <br />SHELL OIL TIME: TIME: <br />STSNBC SI SR <br />AYAULO AN AE GENERAL <br />MPMMOU MT MCDEPTH DESCRIPTION OF MATERIALS PID OBSERVATION <br />PEPBWN PV PO (ft.) AND CONDITIONS (PPm) NOTES <br />L LE TLA LV <br />E ER SELE Surface: 4" ASPHALT, 4" AB <br />2.5 0 — — <br />0.D --SILTY CLAY: Dark brown, —53 Mild product <br />SS --soft, dry (CL) — odor <br />— — <br />— — <br />" SB7 5 3.5' 18" 5 --SILTY CLAY: Light brown, — Mild odor <br />/A 12 to --hard (CL) — <br />32 5.0' <br />— <br />--(Hardpan) — <br />— <br />No product <br />odor <br />— — <br />" SB7 4 8.5' " 10 --SILTY CLAY: Light brown, —0 No odor <br />/B 5 to --soft, dry (CL) — <br />7 10.0' — — <br />— — <br />— — <br />" SB7 3 13.5' " 15 --SILTY CLAY: Light brown, -- 0 No odor <br />/C 6 to --soft, dry (CL) — <br />8 15.0' — — <br />— — <br />— — <br />" S37 7 18.5' " 20 --CLAYEY SAND: Light brown, —0 No odor <br />/D 10 to --mottled gray, soft, dry -- <br />10 20.0' — (CL/SM) -- <br />-TOTAL DEPTH = 20 FEET — <br />— — <br />25 — — <br />— — <br />— -- <br />- — <br />— — <br />30 — — <br />— — <br />— — <br />Field Notes: <br />SS = Split Spoon Sample Aegis <br />All borings backfilled to surface with Environmental <br />cemented sand slurry. Consultants <br />Logged By: MIKE NARMI