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GROUND ZERO ANALYSIS LOG OF WELL MW3 <br /> PROJECT GREGERSON LOCATION 1717 5 CENTER STREET, STOCKTON CA PROJECT NO 281 <br /> DATE DRILLED 07/13/99 LOGGED BY SEAX GARVEY REVIEWED BY GREG P_STAHL-RG No_ 5023 <br /> DRILLING COMPANY SPECTRUM UPLORAT10N DRILLER BOBBY METHOD HOLLOW STEM AUGER <br /> BORE HOLE DIAMETER - a IN- DEPTH DRILLED 34 5 FT DEPTH TO WATER INITIAL 23.4 El STATIC 23 Q <br /> CASING TYPE PVC F480 DIAMETER 2 IN SCHEDULE 40 INTERVAL --- 0 FT TO 15 FT <br /> SCREEN TYPE PVC F480 DIAMETER 2 IN SLOT SIZE 002 IN INTERVAL i5 Er TO 35 FT <br /> FILTER PACK TYPE 13 SAND INTERVAL 13 TO ---- 35 FT <br /> 1 SURFACE SEAL TYPE NEAT CEMENT GROUT OVER BENTONITE INTERVAL 0 .�'�_ T. TO - 13 <br /> COMMENTS PAGE-t-OF--!-- <br /> WELL <br /> F1WELL DEPTH FIO SAMPLE ID U.S.C. DESCRIPTION <br /> DETAIL FT PPM BLOWCOUKT LOG <br /> OLZOH <br /> 0-6' ORGANIC SOIL (OL/OH) <br /> 2 <br /> 4 �-11/14.5 LEAN CLAY (CL) 10-20% FN TO FN-M. A TO SA. PRLY <br /> TO W GRDO SND, 80-907. FNS, M-H DRY STRNGTH, N-SLW <br /> 6 <br /> D 11 DLTNCY, M TGHNSS, M PLST. V STIFF, BRN. NPO. <br /> 1 16 DRY-MST <br /> 6 CL <br /> 8 <br /> 10 5 <br /> 0 a <br /> 11 <br /> - 12 <br /> 11/145-16/195' SILT (ML)_ X57. M. SM W GRDD SNO, >952 F14S, L <br /> DRY STRNGTH. SLW DLTNCY, L-M TGHNSS L PLST. <br /> M 14 Y STIFF, BRN, NPO, MST <br /> 048 <br /> 14 ML <br /> 16 18 <br /> — 18 16/19 5-26/29 5' P005Lr_gV6ED-SAND (SP) 1007 FN. A, PRLY GRDD SNO, <br /> 1A1r1W3-20' �ty ON5� R �NP0 MST-WET, NPO <br /> I <br /> 20 0 13 <br /> CRE00RY P. <br /> 22 STAIL <br /> 0 SP No. 5023 <br /> 24 <br /> 1 a ( \lE <br /> 26 14 <br /> 1 = 0 LL <br /> 26/29 5-31/34 5' POORLY GRADED GRAVEL (GP) 5% FN-M, SA W GRDD <br /> 28 SND, 907 FN, A-SA, PRLY GRDD GRVL, 5% FNS, M DNS, <br /> — BRN/WHITE, WET, NPO <br /> 30 7 <br /> 1 i0 Gp <br /> 10 <br /> — 32 31/34 5-35' CLAYEY SAND (SC) 707. SND 307 FNS, SLW-R DLTNCY. <br /> M DNS BRN WET, NPO <br /> 1 <br /> — 34 MW3-35 zsc <br /> 4 35-36 LEAN CLAY (CL) IOaR FNS, H DRY STRNGTH. N OLTNCY. <br /> 1 <br /> 36 8 L CL M-H TGHNSS. M-H PLST STIFF, GRY. NPO DRY <br /> 38 <br /> 1 40 . <br />