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GROUND ZERO ANALYSIS
<br /> LOG OF WELL 5B 1 �MW7
<br /> PROJECT GABBARD LOCATION 640 N ELDORADO ST STOCKTON PROJECT NO 256
<br /> DATE DRILLED 5/6/03 & 5/25/03 LOGGED BY SEAN GARVEY REVIEWED BY
<br /> *KILLING COMPANY FISCH ENVIRONMENTAL DRILLER DAVE FISCH METHOD HOLLOW STEM AUGER
<br /> ORE HOLE DIAMETER 8 IN DEPTH DRILLED 37 FT DEPTH TO WATER INITIAL FT STATIC FT
<br />' CASING TYPE PVC DIAMETER ___2 IN SCHEDULE 40 INTERVAL O FT TO 17 FT
<br /> SCREEN TYPE PVC DIAMETER _ 2 IN SLOT SIZE 0 010 IN INTERVAL 17 FT TO 37 FT
<br /> FILTER PACK TYPE .„#3 SAND - INTERVAL 15 FT TO 37 FT
<br /> SURFACE SEAL TYPE NEAT CEMENT GROUT OVERLAYING BENTONITE INTERVAL 0 FT TO „ 15 FT
<br /> COMMENTS PILOT HOLE BY DIRECT PUSH _ _ PAGE 1 OF�Z
<br /> WELL DEPTH PID SAMPLE ID U S C DESCRIPTION
<br /> DETAIL FT PPM BLOWCOUNT LOG
<br /> 0-8' LEAN CLAY (CL), <5% FN, A, SND, >95% FNS, M-H DRY STRGTH,
<br /> _ N-SLW DLTNCY, M-H TGHNESS, M-H PLAST, DK ERN, NPO, DRY-MST
<br /> r 2 02
<br /> 4 CL
<br /> 6 02
<br /> 8
<br /> f 8-16' SILTY CLAY (CL/ML), <5% FN, A, SND, >95% FNS, M DRY STRGTH,
<br /> N-SLW DLTNCY, M TGHNESS, M PLAST, TAN, NPO, DRY
<br /> 10 03
<br /> s
<br />' 12 CL/ML
<br /> 14 03
<br /> 15 16-20' SILT (ML), <5% FN, A, SND, >95% FNS, N DRY STRGTH, R DLTNCY,
<br /> L TGHNESS, N PLAST, TAN/BRN, NPO, DRY-MST
<br />' 18 0 2 ML
<br /> GASB 1 1-
<br /> 20 ---- —
<br />' 20-25' SILT (ML), 5-10% FN, A, SND, N DRY STR, R DLTNCY, L
<br /> TGHNESS, N PLAST, 8RN, N0 ODOR, MST-WET
<br /> 22 01 ML
<br />' 24 = �
<br /> Qtr_-ASB1 1 25GW
<br />' 26 01
<br /> 25-33' WELL GRADED SAND (SW), >957 FN-CRS, A-SR, W GRDD SND,
<br /> 28 2-3% FN GRVL FROM 25-28', <5% FNS, WHT/BRN, NPO, WET
<br />' SW
<br /> 30 0 4
<br />' 32 ----
<br /> 33-36' CLAYEY SAND (SC), 60-70% FN-M, A-SA, W GRDD SND, 30-403 FNS,
<br /> 34 0 3 SC BRN, NPO, MST-WET
<br />'
<br /> 36 36-40' SILTY CLAY (CL/ML), <5% FN, A. SND, >95% FNS, M DRY STRGTH,
<br />' SLW DLTNCY, M TGHNESS, M PLAST, BRN, NPO, DRY-MST
<br /> 38 0 2 CL/ML
<br />' 40
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