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®�o <br /> �'"®"�"'�"'"o WELL/BORING LOG <br /> W06 <br /> PROJECT CITY OF SToCKTON LOCATION WESTERN PACIFI01.tC <br /> C RAILROAD PROJECT N0.-PROPERTY, STOCKTON CA 11 40 F7 <br /> 2 SURFACE ELEVATION FT WELLHEAD ELEVATION <br /> Mw- <br /> WELL/BORING N0. or un 5071 LOGGED BY SHARON YOUNG <br /> ' <br /> DATE DRILLED 03/13/92 REVIEWED BY REG YT - <br /> INGSTON METHOD HOLLOW STEM AUGER <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER LIV <br /> RAY IY26.5 FT STATIC 28.17 FT <br /> BORE HOLE DIAMETER 10 IN DEPTH DRILLED 38 FT DEPTH TO WATER INITIAL 18 <br /> 4 IN SCHEDULE <br /> 40 INTERVAL 0 FT TO FT <br /> ' CASING TYPE PVC F480 DIAMETER tg FT TO 38 FT <br /> PVC F48o 4 IN SLOT SIZE 0.010 IN INTERVAL <br /> SCREEN TYPE DIAMETER INTERVAL 17 FT TO 38 FT <br /> FILTER PACK TYPE 2/12 SAND 17 FT <br /> SURFACE SEAL TYPE NEAT CEMENT BENTONITE <br /> INTERVAL 0 FT TO <br /> ' NOTES <br /> WELL DEPTH PID SAMPLE ID U.S.G. SOIL DESCRIPTION <br /> DETAIL (FT.) (PPM) BLOWCOUNT LOG <br /> ' 0-6.5/10' ELASTIC SILT; <5% SR-R, FN. PRLY GRDD SND; >957 FNS; <br /> 0 L-M DRY STRNGTH; SLW DLTNCY; L-M TGHNSS; M PLST; HRD; <br /> M YLLW BRN: NPO: DRY; N HCL REACTION; WEAK CEMENT- <br /> ATION; HOMO; CRY/WHITE MOTTLING <br /> 2 MH <br /> 4 M4RR-YYZ-SS' <br /> 6.5/10-11.5/15' FAT CLAY: <br /> 2 <57 SR-R, PRLY GRDD SND; >95% FNS; V H DRY <br /> 6 STRNGTH; N DLTNCY: M-H TGHNSS: L-M PLST: V STIFF; M <br /> 3 <br /> j BRN; NPO; MST; N HCL REACTION; WEAK CEMENTATION; HOMO <br /> 8 <br /> 10 <br /> 10 CH 11.5/15-16.5/20' SILT; <57 SR-R, PRLY GRDD SND; <57 SR-R, PRLY GRDD <br /> 23 GRVL; >90% FNS; L-M DRY STRNGTH; SLW-R DLTNCY; L <br /> 12 TGHNSS; N-L PLST: HRD; DRK YLLW ORNG; NPO: DRY: N <br /> HCL REACTION: WEAK CEMENTATION; HOMO; GRY/WHITE <br /> MOTTLING <br /> 14 <br /> 2 ML <br /> ' 16 2 <br /> 18 <br /> 20 1 16.5/20-26.3SILTY SAND; >757. SR-R, FN, PRLY GRDD SND: <25% FNS: <br /> ' = 1 DNS: DRK YLLW BRN: NPO: DRY-MST; N HCL REACTION; WEAK <br /> 1 CEMENTATION; HOMO; WATER AT 26.5' <br /> 22 <br /> _ SM <br /> 24 <br /> 1 26.3-26.5/30' POORLY GRADED SAND WITH SILT; >85% SR-R. FN. PRLY <br /> GRDD SNO; <157. FNS; M DNS; DUSKY YLLW BRN; NPO; <br /> 26 DRY-MST; N HCL REACTION: WEAK CEMENTATION; HOMO <br /> SP SM <br /> 28 26.5/30-31.5/35' POORLY GRADED SAND: >807. SA-R, FN-CRS, W GRDD SND; <br /> <157. SA-R, FN-CRS, W GRDD GRVL: <57. FNS: M DNS; <br /> ' CRY HOMO RN; NPO; WET; N HCL REACTION; WEAK CEMENTATION; <br /> 3O= 14 SP <br /> 1831.5/35-36.5/38' LEAN CLAY; <107. SR-R, CRS, PRLY GRDD SND; >90% FNS: <br /> 3 2 H-V H DRY STRNGTH; SLW DLTNCY; L-M TGHNSS; M PLST; <br /> STIFF: M N L REACTION: WEAK <br /> Gfp� <br /> CEMENTATION; HOMO; WHITE MOTTLING <br /> 34 <br /> CL <br /> GRE RY P1 -M PLST; V STIFF; <br /> .8 36.5/38-39.5' LEAN CLAY; <5% SR-R, FN, PRLY GRDD SND; >957. FNS: H <br /> ST L DRY STRNGTH; SLW-R DLTNCY; L TGHNSS; L <br /> 3 NS 023 8 Cl M BRN; NPO: MST: N HCL REACTION: WEAK CEMENTATION: <br /> HOMO; M DRK CRY MOTTLING <br /> 1 <br /> 40 <br /> qlf OF <br /> 42 <br /> PAGE i OF 1 <br />