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GROUND ZERO ANALYSIS LOG OF WELL MW2
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<br /> PROJECT TULEBURG WAREHOUSE LOCATION 8200 NORTH HIGHWAY 99, STOCKTON CA PROJECT NO 263� DATE DRILLED 10/6/99 LOGGED BY SEAN GARVEY REVIEWED BY JOHN LANE RG Na 6795
<br /> DRILLING COMPANY SPECTRUM DRILLER BOBBY NIMON METHOD HOLLOW STEM AUGER
<br /> BORE HOLE DIAMETER 8 1N DEPTH DRILLED 78 FT DEPTH TO WATER INITIAL 70 FT STATIC 62 5 FT
<br /> CASING TYPE PVC F480 DIAMETER -----Z– IN SCHEDULE 40 INTERVAL o _ FT TO 58 FT
<br /> SCREEN TYPE PVC F480 DIAMETER --2 -IN _ SLOT SIZE 0 02q 1N INTERVAL _ Se _ FT TO 78_ FT
<br /> FILTER PACK TYPE x'2/12 SILICA SAND INTERVAL – 56.. FT TO 78_ FT
<br /> SURFACE SEAL TYPE NEAT CEMENT GROUT OVER BENTONITE INTERVAL 0. FT TO 56 FT
<br /> COMMENTS PAGE I OF__Z
<br /> WELL DEPTH FID SAMPLE ID U S C DESCRIPTION
<br /> DETAIL FT PPM BLOWCOUNT LOG
<br /> 0-4" ASPHALT
<br /> FILL 4"-2' BASE ROCK FILL
<br /> 2
<br /> -
<br /> 2-e/95, FAT CLAY (CH) <5% FN SND, >95% FNS, H DRY STRNGTH,
<br /> 4 N DLTNCY H TGHNSS M-H PLST, DRK BRN NPO, DRY-MST
<br /> CH
<br /> 0
<br /> 6
<br /> 6/9 5-11/14 5' SILTY CLAY (CL/MH) <5% SND, >95% FNS M DRY
<br /> B STRNGTH, N-SLW DLTNCY, M TGHNSS, M PLST, BRN, NPO,
<br /> DRY-MST
<br /> I
<br /> 1D CL/MH
<br /> 0
<br /> 12
<br /> 11/14 5-16/19 5' CLAYEY SAND (SC) 85% SND 15% FNS, BRN, NPO DRY-MST
<br /> •
<br /> —14-
<br /> 0
<br /> Sc
<br /> 16
<br /> 16 16/19 5--21/24 5' LEAN CLAY WITH SAND (CL) 2OX SND 85X FNS M DRY
<br /> STRNGTH, N-SLW DLTNCY, M TGHNSS, M PLST, BRN, NPO,
<br /> _ TW-MW2-20' DRY-MST
<br /> 20 CL
<br /> 0
<br /> 22 21/24 5-26/29 5' SILT (ML) 5% SND, 9SY FNS, N DRY STRNGTH, R DLTNCY,
<br /> L TGHNSS, N-L PLST BRN, NPO, DRY-MST
<br /> 24-
<br /> 0 ML
<br /> 26
<br /> 28 26/29 5-31/34 5' WELL GRADED SAND (SW) 95% FN-M, A-SA, W GRDD SND,
<br /> 5% FNS, RED BRN NPO DRY-MST
<br /> 30
<br /> 0 SW
<br /> 32
<br /> _ 31/34 5-36/39 5' LEAN CLAY WITH SAND (CL) 30% FN, A. PRLY GRDD SND,
<br /> 34 70% FNS, M DRY STRNGTH, SLW DLTNCY, M TGHNSS, L–M
<br /> PLST, BRN, NPO, DRY–MST
<br /> 0 CL
<br /> — 36
<br /> 38 36/39 5-41/44 S' SILTY SAND (SM) 80% FN-M, A-�SA, W GRDD SND, 20%
<br /> FNS BRN, NPO, DRY-MST
<br /> 0 SM
<br /> 40
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