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�= LOG OF BORING SB8 <br /> ' PROJECT TRACY PUBLIC SCHOOLS LOCATION 315 EAST ELEVENTH STREET, TRACY CA PROJECT NO t50087 01 <br /> DATE DRILLED 05/13/94 LOGGED BY TOM LUTTERMAN REVIEWED BY GREG P. STAHL RG Np, 5023 - <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER JON SUMP METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER 6 IN DEPTH DRILLED 9, FT DEPTH TO WATER INITIAL _ 8 5 - -FT. STATIC NA FT <br /> CASING TYPE NA DIAMETER IN SCHEDULE INTERVAL FT TOT <br /> SCREEN TYPE NA DIAMETER IN SLOT SIZE IN INTERVAL - FT TO EI <br /> FILTER PACK TYPE NA INTERVAL -- FT TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT INTERVAL 0 FT TO - 9 FT <br /> COMMENTS. PAGE I OF-1- <br /> WELL DEPTH PID SAMPLE ID U S C DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-03, ASPHALT <br /> 2 0 3-5 5/7 5' LEAN CLAY, C10% FN, PLRY GRDD SND, >90% FNS, H DRY <br /> STRNGTH, N OLTNCY, M TGHNSS, M-H PLST, STIFF, DRK YLLW <br /> CL BRN NPO, MST N HCL REACTION WEAK CEMENTATION, HOMO <br /> 4 0 TPS-S88-4 5 <br /> 3 <br /> ' <br /> j 5 5/7 5-9 0' CLAYEY SAND, 70% FN, PRLY GRDD SND, LS, 30% FNS, M YLLW 6 BRN, SL-M PO, MST-WET, N HCL REACTION, WEAK CEMENT- <br /> A <br /> FPS-SB8-8 0 TION, HOMO <br /> $ 60 2 -17 <br /> 3 5C <br /> 2 <br /> 10 <br /> ' —12- <br /> 14 _ <br /> 16 <br /> ' 2D <br /> ' 22 ,��� D Gfp< <br /> 0 <br /> 24: 4 GREGORY P. '+ <br /> ' STAHL -- <br /> 2s No. 5023 <br /> sT <br /> 28 alF OF CALIF��� <br /> 3D Y <br /> 32- <br /> --,34-- <br /> 36- <br /> _38- <br /> 40 <br /> 2 34 36 3840 <br />