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WATERWORK <br /> WELL/BORING goo <br /> PROJECT JB TERMINAL-TRACY LOCATION 6700 GRANT LINE ROAD, TRACY, CA PROJECT NO 322 <br /> WELL/BORING NO MW2 _ SURFACE ELEVATION NS FT WELLHEAD ELEVATION NS <br /> Er <br /> DATE DRILLED 10/23/90 REVIEV£D BY NORA IT KATAQKA RCE 39322 LOGGED BY LOIS FRANTZ <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER TED COFFEY METHOD HOLLOV STEM AUGER <br /> BORE HOLE DIAMETER DIN DEPTH DRILLED 263 FT DEPTH TO WATER, INITIAL l0,3 STATIC <br /> CASING TYPE EJAQ PPS^ DIAMETER __ 2 IFL SCHEDULE 4D INTERVAL 03 FT T❑ 53 FT <br /> SCREEN TYPE _Z420 PVC DIAMETER 2ItL SLOT SIZE D.OIULL INTERVAL . 5.3 FL lO ---?-:i,4 FT <br /> FILTER PACK TYPE SILICA SAND 2/12 INTERVAL 4 FT To 254 FT- <br /> SURFACE SEAL TYPlw <br /> CEMENT/SAND SLURRY 3/ DENTONITE INTERVAL 0 FT TO 4 FL <br /> NOTES 125' OF BENTONITE PELLETS ABOVE SAND FILTER <br /> WILL DEPTH PID SAMPLE ID USG SOIL DESCRIPTION <br /> DETAIL (F T 1 (PPH) BLOWCOUNI LOG <br /> 0 — 0-15' ASPHALT/CEMENT AND GRAVEL/SAND FILL4 SLACK CLAY BED UN <br /> DERLIES FILL <br /> - FILL <br /> _ — 15-65/10 LEAN/FAT CLAY) <10/ SA-SR F, H-HRD, PRLY GRDD SNDJ >90/ <br /> FNS) H-VN DRY STRN(iTW SLV BLTNCY) H TGIINSSI H PLSTI <br /> STIFF; DUSKY YLLV DRNj NPO; N OPG1 HST; VEAK-STFRNG NCL <br /> 4 _ REACTION] WEAK CEMENTATION HDHD <br /> x 4 2 CN/CL <br /> 6 5 <br /> 7 <br /> B <br /> IO g 65/10-115/15 CLAYEY SAND) >50d, SA-SR, F, M-HRD. PRLY GRDD SND] <50/ <br /> FNS_ I SC V LtS; RK YLLWTRHRNI NP0j N OR fTHST-VETGHCL)LNREACTIONI <br /> 12 z WEAK CEMENTATION HONG <br /> 14 <br /> _ 4 4 115/15-165/20 LEAN CLAY WIT11 SAND; 10-20%, SA-SRF M-HRB PRLY GRDD <br /> 16 IQ CL SND) 80-90/ FNS) N-H DR, STRHGTHI SLW DLTNCY) M-11 TGFINSS) <br /> 16 M-H PLSTI V STIFF; DRK YLLW I)RNj NPD; N ORGj WET; WEAK- <br /> �` STRNG NCL. REACTIUlt WEAK CEMENTATION H❑MOt GRADED TO <br /> 38 SANDIER CLAY <br /> 20 4 165/20-215/25'LEAN CLAY WITH SAND] W-207. SA-SPL F. M-HRO, PRLY GRDD <br /> 8 CL SNDI 90-90/ FNSI M-H DRY STRNGTN N-SLW DLTNCY) H TGIINSS; <br /> 22 9 LG MST-WET! N- <br /> WEAK FCL REACTION WEAK CEMEN A7 ONi HOMO <br /> 24 <br /> II 01 215/25-263 FAT CLAYI <54 CRS, H-FtRD PRLY GRD;; C,RVLj >95/ FNS; H-VH <br /> DRY STRNGTID N DLTNCY; H-H TGHNSSI H-H PLST; V STIFF; DRK <br /> 26 <br /> 3 16 YLLW BRNI NPO; N ORW MST-VETT WEAK-STRNG HCL. REACTION <br /> WEAK CEMENTATION; HOMO <br /> 28 <br /> 30 - <br /> 32 — -- "oF css, <br /> 34 — �Q N K A <br /> O G'% <br /> 36 � �hD1D ��3$2 �' I <br /> 38 r- K <br /> `P�yT G'IVIL,/`r� <br /> 40 - ,\OF wAO <br /> 42 <br /> PAGE _L OF__i_ <br />