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�r��� LOG OF BORWG SB1 <br /> ae <br /> PROJECT WESTERN STONE - TRACY LOCATION 8181 WEST 11TH STREET. TRACY _CA PROJECT NO. W0195 <br /> DATE DRILLED 07/27/92 __ LOGGED BY -LOIS FRANTZ REVIEWED BY GREG P. STAHL RG,NoAQ23 <br /> DRILLING COMPANY SPECTRUM DRILUNG DRILLER JOHN YouNG METHOD HOLLOW STEM AUGER <br /> 6 w 8 FT STATIC F7 <br /> BORE HOLE DIAMETER DEPTH DRILLED 10 FT DEPTH TO WATER INITIAL <br /> CASING TYPE DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE DIAMETER IN SLOT SIZE IN INTERVAL - FT TO __ ET <br /> FILTER PACK TYPE INTERVAL FT TO FT <br /> SURFACE SEAL TYPE 10 SACK CEMENT/SAND INTERVAL SURFACE FT TO 10 ET <br /> COMMENTS; BENTONITE SEAL 9-10' PAGE I OF 1 <br /> WELL DEPTH PID SAMPLE ID U.S.C. DESCRIPTION <br /> DETAIL FT. (PPM) BLOWCOUNT LOG <br /> 2 0-6.5/7.5' CLAYEY SILT; <10% FN-M, SA-SR, PRLY GROB SND; >90% <br /> FNS; H DRY STRNGTH; N DLTNCY; M TGHNSS; L-M <br /> ML/CL PLST: SOFT: M YLLW ERN: SL-M DIESEL ODOR; MST; <br /> 4 STRNG HCL REACTION; WEAK CEMENTATION; HOMO <br /> 513-5.5' <br /> 2 <br /> 6 6.7 2 6.5/7.5--9.0/10.0' CLAYEY SILT; <10% FN-M, SA-5R, PRLY GROB SND; -90% <br /> 2 FNS: H DRY STRNGTH: N-SLW DLTNCY: M TGHNSS; L-M <br /> PLST; V SOFT-SOFT; GRY GRN; SL-M DIESEL ODOR: <br /> S9 1 -$ 17 MST-WET; STRNG HCL REACTION; WEAK CEMENTATION: <br /> 8 1 ML/CL HOMO <br /> 3.3 2 <br /> Sgt -1 i ' 9.0/10.0-11.5' CLAYEY SILT; <10% FN-M, SA-R, PRLY GROO SNO; >907. <br /> _10- FNS: H DRY 2 ML/CL PLST; SOFT: M YLLWHBRN�N NSL� DIESEL H -M <br /> ODOR; <br /> 2 MST-WET; N-WEAK HCL REACTION; WEAK CEMENTATION; <br /> 2 HOMO <br /> 12 0.3 <br /> -14- <br /> -16- <br /> 20 18 <br /> 20 <br /> 22 ���ED GEOzO <br /> -24- <br /> - <br /> 4 <br /> GREGORY P. "{ <br /> z6 ; STAHL <br /> Flo. 5023 <br /> 28- <br /> _30- <br /> 32 <br /> 32 <br /> 34 <br /> 36 <br /> 38 <br /> 4O <br />