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f Project Name: Cheaperl store #37 Log of Monitoring Well #: MW-8 Proj ect Location: 15 East Grant Line Rd , Tracy Sheet: 1 of 1 Date: 9-1-95 Driller, Rig: V&W B-61 HDX, Larry Logger: G Gouvea Time-Start/Firdsh: 12.55/15 30 A Sail Descriptionm Well c, Comments Graphic q 0 as halt baserock 0 1 ... , • • • � 1 2 SILTY CLAY, (CL),oltve brown to brown, silty 20-30%, — f ;f i Z mild odor and sandy very fine grained <10%, damp, stiff -- �. discoloration 1-2 5' 3 _ "� 3 BGS 4 4- 5- SANDY SILT, (ML),greenish-black, sandy very fine _ 5- 6. grained 10-30%, clayey 10-20%, moist to wet _ 6 continuous soil 6 7 = 6 sampling, 18" 7 intervals from 8 SANDY SILT, (ML), light yellowish brown to brown, = 5 5 5-20' depth, strong sandy very fine grained 30%o,clayey approx 20%, moist = 8 5 gasoline odors 5 5-7 9 to wet _ g 4 BGS,no samples 10 _ — — 7 retained for SILTY CLAY, (CL), light yellowish brown to brown, silty _ = 10 s analysis 11 10-20%'0, sandy very fine grained <10%,mostly dry to _ — 11 7 12 damp with wet spots and wet 1/8-1/411 capillaries — abundant, stiff — 12 �a 13- 14 13 14 — 7 _ 14- li - I1 15 SILTY CLAY, (CL), as above, very stiff — _ 15 4 _ — s 16 6 _— 16 17 — a 17 $ -- 11 18 _ $ 18 15 19 SILTY SAND, (SM), light yellowish brown, silty 10-30% —='= _ 19 16 20 varwn& sand is very fine to medium grained,wet — 20 a TOTAL DEPTH 20 FEET 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 34 med bentonite chips 5-20' 0 02" slotted 6"well screen,threaded bottom 4-20'SRI #8 washed sand 190 East 7th St weather clear,warm,breezy Pittsburg, CA 94565 Project # 113-26-04 (510) 439-1024