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GROUND ZERO ANALYSIS LOG OF WELL MW9
<br /> PROJECT KNOWLES HAMMER LOCATION 1140 WEST HAMMER LANE. STOCKTON CA PROJECT NO 013
<br /> DATE DRILLED 11/21/03 LOGGED BY SEAN GARVEY REVIEWED BY JOHN LANE, RG 6795
<br /> DRILLING COMPANY SPECTRUM DRILLER TOM SLEEPER METHOD HOLLOW STEM AUGER
<br /> BORE HOLE DIAMETER a IN DEPTH DRILLED 54 FT DEPTH TO WATER INITIAL 39 FT STATIC 38.9 FT_
<br /> CASING TYPE PVC DIAMETER 2 IN SCHEDULE 40 INTERVAL 0 FT TO 34 FL
<br /> SCREEN TYPE PVc DIAMETER 2 IN SLOT SIZE O❑1 D IN INTERVAL 34 FT TO 54- FZ
<br /> FILTER PACK TYPE 2/12 SAND - INTERVAL 32 FT TO 54 EL
<br /> SURFACE SEAL TYPE NEAT CEMENT OVER BENTONTE INTERVAL 0 FT TO 32- FL
<br /> COMMENTS CONTINUOUS CORE PAGE - 1--OF-2—
<br /> WELL DEPTH FID SAMPLE 10 U S C DESCRIPTION
<br /> DETAIL FT PPM BLOWCOUNT LOG
<br /> - - CONCRETE
<br /> a
<br /> A/B BASEROCK BACKFILL
<br /> 2 1'3 -6' SILTY CLAY (CL/MLI, <5% FN, A, P GRDD SND, >95% FNS, M DRY STR,
<br /> SLW DLTNCY, i( TGHNESS, M PLAST GRN, NO ODOR, DRY
<br /> CL/ML
<br /> 4
<br /> 02
<br /> 6
<br /> 6-9CLAYEY SAND (SC) 80-85% FN-CRS, A-SA, W GRDD SND, 15-207 FNS, BRN,
<br /> NO ODOR, DRY
<br /> SC
<br /> 8
<br /> 01 9-10' WELL GRADED SAND (SW), >95% FN-CRS, A-SR W GRDD SND, <5% FNS,
<br /> SW BRN, NO ODOR, DRY
<br /> 10 10 -11' SILT (ML), <5% FN, A, P GRDD SND, >95% FNS N DRY STR, R DLTNCY,
<br /> ML
<br /> 01 L TGHNESS, NO PLAST, BRN NO ODOR, DRY
<br /> 11'-14' LEAN CLAY (CL), <5% FN, A P GRDD SND, >957 FNS M-H DRY STR,
<br /> i 2 0 2 N-SLW DLTNCY, M TGHNESS, M PLAST, GRN, NO ODOR, DRY
<br /> CL
<br /> 14 14'-22' SILT (ML), <5% FN, A. P GRDD SND >95% FNS, N DRY STR, R DLTNCY,
<br /> . L TGHNESS, N PLAST, BRN, NO ODOR DRY
<br /> 16
<br /> 1 g ❑ 1 ML
<br /> 20
<br /> _22-
<br /> 22'-25' POORLY GRADED SAND (SP), >959 FN, A-SA, P GRDD SND, <5% FNS, BRN,
<br /> 02 NO ODOR, DRY
<br /> SP
<br /> 24
<br /> ML 25'-26' SILT (ML), <5% FN, A-SA, P GRDD SND, >95% FNS N DRY STR, R DLTNCY,
<br /> 26 01 L TGHNESS, N PLAST, BRN, NO ODOR, DRY
<br /> 26'-28 CLAYEY SAND (SC), 80-85% FN-M, A-SA P GRDD SND 15-20% FNS BRN,
<br /> 01 SC NO ODOR, DRY-MST
<br /> _28-
<br /> 28'-30' POORLY GRADED SAND W/CLAY (SP-SC), 90-95% FN-M, A-SA, P GRDD SND,
<br /> 01 SP-SC 5-10% FNS, BRN, NO ODOR
<br /> 30 30'-32' POORLY GRADED SAND (SP) >95% FN, A-SA, P GRDD SND, <5% FNS, BRN,
<br /> 02 SP NO ODOR
<br /> --32-
<br /> 32'-35' LEAN CLAY (CL) <5% SND, >95% FNS, M DRY STR, N-SLW DLTNCY,
<br /> M TGHNESS, M PLAST, NO ODOR
<br /> CL
<br /> 34 ❑2 KHL-MWBR-35'
<br /> 35'-40' LEAN CLAY (CL) <5% SND >95% FNS, M-H DRY STRGTH, N-SLW DLTNCY
<br /> 36 0 2 M-H TGHNESS, M-H PLAST NO ODOR
<br /> CL
<br /> 38-
<br /> 40
<br />
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