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LOG OF BORING SB3 <br /> PROJECT CHASE CHEVROLET LOCATION 424 N VAN BUREN STREET, STOCKTON CA PROJECT NO 150070 01 <br /> DATE DRILLED 05/31/94 LOGGED BY LOIS ERAtIl7 REVIEWED BY GREG P STAHL RG No 5023 <br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER JON SUMP/MOKE LAJ METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER B IN DEPTH DRILLED 26 FT DEPTH TO WATER INITIAL 25 FT_ STATIC FT <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 26 FT <br /> COMMENTS HYDROPUNCH DRIvEN BELOW 26 FOR WATER SAMPLE PAGE T OF <br /> WELL DEPTH FID SAMPLE ID U S C DESCRIPTION <br /> DETAIL FT PPM SLOWCOUNT LOG <br /> 0-11/145 LEAN CLAY <5% FN SA-SR PRLY GRDO SND >957 FNS M-H <br /> DRY STRNGTH N-SLW DLTNCY M TGHNSS M PLST HRO M <br /> YLLW 9RN NPO DRY WEAK HCL REACTION STRNG CEMENTATION <br /> 2 HOMO <br /> 4 <br /> 4 1 25 <br /> 50 CL <br /> 6 FOR fi' <br /> 8 <br /> 104 <br /> 4 T 1 4 <br /> 27 <br /> 12 —11/145-25 POORLY GRADED SAND WITH CLAY 90% FN SA-SR PLRY GRDD <br /> SND M DNS-DNS 10% FNS, M YLLW BRN SL-M PO MST N <br /> HCL REACTION WEAK CEMENTATION HOMO <br /> 14 SB3-IS <br /> 8 <br /> 21 <br /> _16- 60 25 1 <br /> ' 18 <br /> SB3-20 <br /> 20 6 <br /> 55 770 SP-SC <br /> B <br /> —22- <br /> 24- <br /> 6 <br /> 2246 <br /> 7 26 INCOMPLETE SAMPLE RECOVERY <br /> 25 55 9 <br /> 28 _ <br /> 38 <br /> 40 <br />