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Project Name: Cheaper! store #37 Log of Monitoring Well #: MW-8 Project Location: 15 East Grant Line Rd., Tracy Sheet 1 of 1 Date: 9-1-95 V Driller, Rig- V&W B-61 HDX, Larry Logger: G. Gouvea Time-Start/Finish: 12:55/15:30 V Soil Description Well in, a Comments p Graphic p 0 asphalt 0 baserock 2 SILTY CLAY,(CL),olive brown to brown,silty 20-30%, __ ` 2 mild odor and .� .♦ sandy very fine grained <10%, damp, stiff discoloration 1-2.5' 3 -- 3 BGS 6" 4 ww -- 4- 5- SANDY SILT, (ML),greenish-black, sandy very fine 5 v. 6 grained 10-30%, clayey 10-20%a,. moist to wet = 6 6 continuous soil 6 sampling, 18" 7 = 7 6 intervals from 8 SANDY SILT, (ML), light yellowish brown to brown, 5 5.5-20' depth, strong sandy very fine grained 30%,clayey approx. 20%, moist 8 s gasoline odors 5.5-7 9 to wet _ 9 s BGS,no samples _— — 7 retained for 6010 SRS CLAY, (CL),light yellowish brown to brown, silty —_—_ __ 10 s analysis lI 10-207o; sandy very fine grained <1017o,mostly dry to 12 damp with wet spots and wet 1/8-1/4" capillaries =_ = 12 to abundant, stiff -- = 12 13 -- — 13 lA -- 7 14- 14- 15- 14 15 SILTY CLAY, (CL), as above, very stiff 5 16 6 -- — 16 v 17 — __ 17 it 18- 18 8 15 19 SILTY SAND, (SM), light yellowish brown, silty 10-30% _=� —XX 19 s 20 varying, sand is very fine to medium grained,wet --- 20 8 TOTAL DEPTH 20 FEET V PARKER Backfill/Well Details: Environmental traffic rated,water tight cover,locking top 0-3' Portland cement grout Services 0-5 6' sched.40 PVC flush thread blank 3-4' med.bentonite chips East �. 5-20' 0.02" slotted 6"well screen 4-20'SRI#8 washed sand threaded bottom Pittsburg,ts CAA 94 94565 weather. clear,warm,breezy Project# 113-26-04 (510) 439-1024 V