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GROUND ZERO ANALYSIS <br />PROJECT''' PALOMINO — RIVERBANK LOCATION <br />WELL <br />23023 SANTA FE RD. RIVERBANK, CA <br />PROJECT NO. 618 <br />E DRILLED 7/28/04 LOGGED BY <br />JOE VASQUEZ <br />REVIEWED BY <br />JOHN LANE, RG 6795 <br />LING COMPANY FISCH DRILLER <br />RICK BERTOLINO <br />METHOD <br />DIRECT PUSH <br />1 1 4 <br />E HOLE DIAMETER DEPTH DRILLED <br />S <br />31.5 FT DEPTH TO WATER : <br />INITIAL <br />28 FT STATIC 25.9 FT <br />NG TYPE NA DIAMETER IN <br />SCHEDULE <br />INTERVAL <br />FT TO FT <br />SCREEN TYPE NA DIAMETER IN <br />SLOT SIZE IN <br />INTERVAL <br />FT TO FT <br />FILTER PACK TYPE NA <br />INTERVAL <br />FT TO FT <br />SURFACE SEAL TYPE NEAT CEMENT <br />INTERVAL <br />FT TO FT <br />COMMENTS: WATER SAMPLE COLLECTED <br />FROM TEMPORARY WELL SCREEN <br />F1 <br />PAGE 1 OF—!— <br />WELL <br />DETAIL <br />DEPTH <br />FT. <br />PID <br />PPM <br />SAMPLE ID <br />BLOWCOUNT <br />U.S.C. <br />LOG <br />DESCRIPTION <br />0-10.5 LEAN CLAY (CL); 5% SND; 95% FNS; M TGHNESS; L PLAST; GRY, NO ODOR, <br />DRY. <br />2 <br />4 <br />CL <br />6 <br />8 <br />w <br />10 <br />SB5-10 <br />w <br />1.5 <br />10.5'-21.5' SILTY SAND (SM); 60% FN, SA, P GRDD SND; 40% FNS; BRN, NO ODOR, <br />J12 <br />DRY. <br />w <br />3 <br />14 <br />16 <br />SM <br />18 <br />20 <br />1.0 <br />S85-20 <br />-22- <br />-24- <br />26 <br />-26- <br />28 <br />WATER SAMPLE SB5-28GW TAKEN FROM TEMPORARY WELL SCREEN. <br />30 <br />34 <br />Q ANN P. <br />LANE <br />o-6795 <br />3s <br />�'� <br />38 <br />o F i✓ Ai <br />do <br />