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WATER WORK
<br /> WELLIBORING LOG
<br /> PROJECT BJJ TRUCKING/STOCKT12N LOCATION2431 EAST MARIPOSA R❑AD STOCKTON CA PROJECT NO 290
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<br /> WELL/BORING NO ASB2 SURFACE ELEVATI❑N NA FT WELLHEAD ELEVATION NA FT
<br /> DATE DRILLED 01/16/91 REVIEWED BY NORA H KATA{]KA RCE 38322 LOGGED BY KRYS M HARDMAN
<br /> DRILLING COMPANY SPECTRUM EXPLORATI❑N DRILLER RAY LIVINGSTON METH❑D HOLLOW STEM AUGER
<br /> BORE HOLE DIAMETER 6. IN DEPTH DRILLED 315 FT DEPTH TO WATER INITIAL __ FT STATIC _. FT
<br /> CASING TYPE DIAMETER �N SCHEDULE INTERVAL FT TO FT
<br /> SCREEN TYPE DIAMETER ,_IN SLOT SIZE _ TN INTERVAL FT TO FT
<br /> FILTER PACK TYPE INTERVAL FT TO Y FT
<br /> ' SURFACE SEAL TYPE CEMENT/SAND GROUT INTERVAL 0 FT TO 315 FT
<br /> NOTES
<br /> WELL DEPTH PID SAMPLE ID USG SOIL DESCRIPTION' DETAIL (FT) (PPM) KOWCUUN LOG
<br /> D 0-05 ASPHALT
<br /> ' 2 GP 05-05/50 GRAVEL FILL
<br /> 05/50-65/100' LEAN CLAY, <2/ SND, >98/ FNS, H-VH DRY STRNGTH N
<br /> 4 DLTNCY, M-H TGHNSS, M-H PLST, DUSKY YLLW BRN, NPO,
<br /> ORGANICS, DRY-MST, WEAK CEMENTATION, HOMO
<br /> CL
<br /> 6 6 5/10 0-115/15 0' SILT, <5/ SND, >95/ FNS, L-M DRY STRNGTH, SLW-R DLTNCY,
<br /> L-M TGHNSS, L-M PLST, M YLLW BRN, NPO, DRY-MST; WEAK
<br /> 8 CEMENTATION, HOMO, NO RECOVERY FRAM 10-1051 SAND LENSE
<br /> AT BOTTOM
<br /> 10
<br /> ML 115/I50-155' LEAN CLAY, C5/ SND, >95/ FNS, H-VH DRY STRNGTH; N
<br /> 12 DLTNCY, M-H TGHNSS; M-H PLST, DRK-M YLLW BRN, NPO, DRY-
<br /> MST1 WEAK CEMENTATION, HOMO
<br /> 14 CL/CH
<br /> ' 16 155-255 SILT, <10/ SND, >90/ FNS, L DRY STRNGTH SLW DLTNCY, L-
<br /> M TGHNSS, L-M PLST, LT OLIVE GRY, NPO; DRY-MST, WEAK
<br /> CEMENTATION; HOMO
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<br /> 20 ML
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<br /> BJJS ASB2-260'
<br /> 25 5-315' WELL GRADED SANDY ELASTIC SILT, <35/ SA-SR WELL GRDD
<br /> 26 SND; >65/ FNS, L-M DRY STRNGTH, SLW DLTNCY, M TGHNSS;
<br /> ' M PLST, LT ❑LIVE GRY, NPO, DRY-MST, WEAK CEMENTATION;
<br /> GRADED, CLAYEY LFNSE AT COARSENING
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<br /> MH
<br /> 30 BJJS-ASB2-31D'
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<br /> �a
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<br /> No 038"2
<br /> ' 38 r�
<br /> u9j
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