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PROJECT SAN JOAQUIN COUNTY MOTORPOOL FACILITY PROJECT NUMBER EM-2200 <br /> LOG=GED BY SCOTT EK START DATE 3/17/99 <br /> CIJECKED BY RICHARD L COFFMAN, PhD , R G COMPLETION DATE 3/18/99 <br /> ND SURFACE ELEVATION (FT—MSL) N/A DRILLING COMPANY WEST HAZMAT DRILLING, INC <br /> DRILLING EQUIPMENT MOBILE B-51 <br /> BORING DEPTH (FT) 60 00 (CONTINUOUS) WELL DEPTH (FT) fiO OO INITIAL WATER DEPTH (FT) X40-45 <br /> WELL MATERIALS SCHEDULE 40, 4—INCH PVC, (0 020 SLOT) WELL SCREEN INTERVAL (FT) 20-60 <br /> WELL CASING ELEVATION (FT—MSL) N/A OVM/OVA MINI RAE PID <br /> BACKFILL MATERIAL ilk SAND, HYDRATED MEDIUM BENTONITE CHIPS. TYPE 1-11 CEMENT, TRAFFIC—RATED WELL BOX <br /> LITHOLOGY SAMPLE WELL CONSTRUCTION <br /> F a. <br /> Z v <br /> a <br /> a DESCRIPTION a a wCal <br /> m O F Z <br /> OQ <br /> 6' Asphalt/Concrete <br /> SILTY SAND fine grained sand, <br /> orange—brown, moist (SM) <br /> 05 <br /> sample not retained between 5-7 feet <br /> 00 100 11 26 Bi— <br /> IL <br /> SILTY SAND fine grained sand, oxidized <br /> organic material, brown to gray, moist (SM) <br /> 10 n <br /> 0 <br /> z <br /> sample not retained between 10-13 feet <br /> 0 <br />' c <br /> in B1 <br /> 873 100 11 39 <br /> 00 13 <br /> SILTY SAND fine grained sand. fractures F1 <br /> m <br /> filled with white material, light brown to <br /> 15 brown, moist (SM) <br /> 1,062 100 11 54 81- <br /> 18 <br />' 20 <br /> 191 6 100 12 14 31- <br /> 23 <br /> 25 <br /> BORING DESIGNATION PAGE NUMBER FIGURE NUMBER <br /> ff^j <br /> 8--1 (CONTINUOUS CORE} 1 <br /> QIVB101616'NTK Yl�NA�LENT LNG <br />