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i <br /> sP i <br /> i' <br /> GROUND ZERO ANALYSIS <br /> LOG OF WELL _M_W5 <br /> PROJECT BARNYARD CORP. LOCATION 8960 W. WALNUT GROVE RD THORTON CA PROJECT NO.. 444 <br /> DAZE DRILLED 10/31/02 LOGGED BY SEAN GARVEY REVIEWED BY i <br /> DRILLING COMPANY V & W DRILLING DRILLER AMADOR AR OYO METHOD HOLLOW STEM AUGER J1 <br /> BORE HOLE DIAMETER 8 IN DEPTH DRILLED _ 19 FT DEPTH TO WATER : INITIAL 7_5 FT STATIC <br /> CASING TYPE PVC„ DIAMETER 2 IN SCHEDULE AO INTERVAL a ElL TO ____4 <br /> " FT <br /> SCREEN TYPE PVC DIAMETER 2 . IN SLOT SIZE 0. 110 IN INTERVAL 4 �_ TO — 14 FT <br /> FILTER PACK TYPE 2/12 SAND INTERVAL 2.5 FT; TO Ig i FT <br /> SURFACE SEAL TYPE CONCRETE OVER HYDRATED BENTONITE PELLETS INTERVAL -- 0 FT TO2.5 FT <br /> COMMENTS: PID BACKGROUND 0.4 PPM PAGE 1 OF 1 <br /> WELL DEPTH PID U.S.C. <br /> DETAIL FT. PPM BLOWCOLINT LOG DESCRIPTION <br /> j r 0-5.5/9 SILTY CLAY (CL/ML): 5-10% FN, A, POOR GRD SND; 90-95% FNS, <br /> M—H DRY STIR, SLW DLTCY, M TGHNESS, M PLAST, STIFF, BRN, II <br /> 2 NPOI DRY, <br /> is <br /> d BYMW5-5 CL/ML <br /> 5 <br /> 2.3 1 <br /> 6 5.5/9-10.5/14 SIL CLAY W/ SAND (CL/ML): 10-20% FN, A, POOR GRID SND; i1 <br /> Q <br /> 80—!0% FNS, M—H DRY STR, SLW DLTCY, M TGHNESS, M PLAS1,11 ; <br /> V ST IFF, BRN, NPO, MST—WET, II <br /> 8 � i <br /> 2 CL/ML <br /> 10 O.d 22 II <br /> 10.5/14-15.5/19 SILT / SAND (ML): 20-30% FN—M, A—SA, POOR GRAD SND; 70- <br /> 80% NS, N DRY STR, R DLTCY, L TGHNESS, N PLAST, V STIFF, BRN, <br /> 12 NPD, WET. H i <br /> —14- 8 <br /> 0.2 12 ML !I <br /> 16 15,5/19-20.5 POORLY GRADED SAND (SP): >95% FN, A. P GRAD SND; <50% FNS, <br /> LOOS —M DENSE, BRN, NPO, WET. <br /> t8 <br /> BYMW5-20 <br /> SP <br /> 20 0.1 5 <br /> 10 �I <br /> ii <br /> 22 I <br /> �I <br /> 24 <br /> 26 �E© GEprQ .I <br /> G� <br /> 28 <br /> 30- 6795 <br /> i <br /> 32 0'z <br /> —34- <br /> -36- <br /> 38 <br /> 436 38 ,I <br /> J <br /> �I <br /> 40 <br />