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GROUND ZERO ANALYSIS <br /> LOG OF BORING SB-3 <br /> . PROJECT VALLEY VOLKSWAGON LOCATION $47 E. MINER STOCKTON CA PROJECT NO. 95-015 <br /> DATE DRILLED 5/23/95 -. LOGGED BY LOIS FRANTZ REVIEWED BY GREG P. STAHL RG No., 502,3 <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER DOUG SHEARER„/ ED COFFEY METHOD H121 I QW-STEM AUGER _ <br /> BORE HOLE DIAMETER ____6 IN DEPTH DRILLED 45 FT DEPTH TO WATER : INITIAL _ NAFT STATIC NA <br /> CASING TYPE .NA DIAMETER IN SCHEDULE INTERVAL FT TO FT <br /> SCREEN TYPE NA_ DIAMETER - IN SLOT SIZE IN INTERVAL —-- FT TO FT <br /> FILTER PACK TYPE NA __ - INTERVAL FT TO FT <br /> SURFACE SEAL TYPE NEAT_CEMENT _. INTERVAL 0 FT TO - 46.5 FT <br /> COMMENTS: SOIL BORING A86HQONED WITH NEAT CEMENI PAGE I OF_Z <br /> WELL I DEPTH PID SAM L U.S,C. DESCRIPTION <br /> DETAIL Fr. (PPM) BLOWCOUNT LOG <br /> 2 0-6.5/10' POORLY GRADED SAND: 95% FN-M, SA-SR, PRLY GRADD SND; <br /> V LS-LS; 5% FNS; M BRN; NPO; MST; WEAK CEMENTATION; <br /> HOMO <br /> 4 SP <br /> 1 <br /> 6 2 <br /> 0 3 <br /> 8 6.5/10-10.3' SILT; 5% FN, SA-SR, PRLY GRADD SND; 95% FNS; M DRY <br /> STRNGTH: SLW DLTNCY: L TGHNSS; L-M PLST; STIFF; M BRN- <br /> GRY GRN MOTTLED; NPO; MST; WEAK CEMENTATION; HOMO <br /> ML <br /> to 4 <br /> a 10.3-11.5/15' ELASTIC SILT; 5% FN, SA--SR, PRLY GRDD SND; 95% FNS; <br /> 0 i0 MH/CL V H DRY STRNGTH; N DLTNCY; M-H TGHNSS; M-H PLST: <br /> 12 STIFF; M BRN; MPO; MST; M CEMENTATION; HOMO <br /> 11.5/15-21.5/25' SILT; 5% SA-SR, PRLY GRDD SND; 95% FNS: L-M DRY <br /> 14 STRNGTH; SLW DLTNCY; L-M TGHNSS; L-M PLST; V STIFF; <br /> S03-15.5' M BRN; NPO: MST: M CEMENTATION: HOMO <br /> 4 <br /> 16 11 <br /> 0 12 <br /> 18 <br /> ML <br /> 2Q 6 <br /> 9 <br /> 14 <br /> 22 0 21.5/25-25.5' SILTY SAND; 85% FN-M, SA-SR, PRLY GRDD SND; M DNS; <br /> 15% FNS: M SRN; NPO; MST-WET: WEAK CEMENTATION; HOMO <br /> 24 <br /> SB3-25.5' SM <br /> 5 <br /> 0 9 <br /> 11 25.5-31.3' WELL GRADED SAND; >95% FN-CRS, SA-SR, W GRDD SND; <br /> 26 <br /> <5% FNS; M BRN; NPO; MST; WEAK CEMENTATION; HOMO <br /> 28 <br /> SW <br /> 30 0 <br /> 5 <br /> 9 31.3-31.5/35' ELASTIC SILT: 5% SA-SR. PRLY GRDD SND; 95% FNS; <br /> 7MH M-H DRY STRNGTH; SLW DLTNCY; M TGHNSS; L-M PLST; <br /> 32 M STIFF; M BRN-GRY GRN MOTTLED; NPO; MST; M <br /> CEMENTATION: HOMO <br /> 34 <br /> S83-35.5' 31.3/35-46.5' SILT; 5% FN, SA-SR, PRLY GRDD SND; 95% FNS; L-M DRY <br /> 0 4 STRNGTH; SLW DLTNCY; L TGHNSS; L TO L-M PLST; STIFF TO <br /> 36 10 V STIFF; M BRN: NPO; MST: WEAK TO M-STRNG CEMENTATION; <br /> HOMO; CaCO3 <br /> ML <br /> 38 <br /> 40 <br />