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PROJECT NO.:160642 DATE DRILLED: 6/12/08 NORTHING: - <br /> LOCATION: BNSF CCT Stockton Railyard LOGGED BY: M. Sellwood EASTING: - <br /> TOP OF CASING ELEVATION: - <br /> 1645 Cherokee Road APPROVED BY: K. Woodbume, PG TOP OF PVC ELEVATION: - <br /> Stockton,California DRILLING CO.: Boart Longytgr GROUND SURFACE ELEVATION: - <br /> DRILLING METHOD: 6-inch Sonic <br /> ro SAMPLER TYPE: 10-ft. Continuous-Core Barrel <br /> WELL <br /> Cr Q TOTAL DEPTH: Boring-83.0 ft.:Well-67.0 ft. 0 <br /> - W W 2 DEPTH TO WATER: 50.0 ft. 0 CONSTRUCTION <br /> > > T <br /> 0_ a-0 U) 0 DETAIL <br /> 0 T <br /> D <br /> L w W < <br /> CL if 0� U) 0— DESCRIPTION D <br /> 4040-' Neat <br /> -B-13@40' <br /> SILT(ML)(continued):very stiff. Cement <br /> Grout <br /> 2-inch <br /> Schedule <br /> 40 PVC <br /> Bentonite <br /> --45 -B-13@45' ML 45 <br /> 0 <br /> No.3 <br /> @ 47':soft. Monterey <br /> Filter Sand <br /> Pack <br /> @ 49':stiff. <br /> 2-inch <br /> 0 — Schedule <br /> 0 &0^0 —50 50—:--, <br /> SAND(SP):Yellowish brown(1 OYR 5/6),5%fines,95%medium-grained sand, 40 PVC <br /> nonplastic,loose,wet. SP 0.020 Slot <br /> @ 52.5':95%fine-grained sand. <br /> SILT(ML):Yellowish brown(1 OYR 5/4),95%fines,5%fine-grained sand,low <br /> plasticity,stiff,dry. <br /> —55 55 <br /> @ 56':moist, <br /> @ 59':trace mica present in soil, IVIL <br /> —60 60 <br /> 0 <br /> @ 64':wet. <br /> 65 ; <br /> SAND Yellowish brawn(1 OY %fines,5/4), 0nes,80% ine-gra,�ned sand, 65— <br /> low plasticity,medium dense,moist. SM <br /> 0 SAND(SP):Dark yellowish brown(1 OYR 4/4),5%fines,95%fine-grained <br /> sand,nonplastic,loose,wet. SP —End Cap <br /> o <br /> SILT(ML):Brownish yellow(10YR 6/6),90%fines, 10%fine-grained sand,low <br /> plasticity,very stiff,dry. <br /> —70 70—;.,..; <br /> 0 "—Neat <br /> Cement <br /> @ 73':medium stiff,moist. MLGrout <br /> Backfill <br /> —75 75 <br /> SAND Yellowish brown Ti OYR E/4),5%fines,0%medium-grained sand,\ <br /> 0 &0^0 nonplastic,loose,wet. <br /> SID <br /> `SILT(M Yellowish brown(TOYR 5 F 6),90%fines, inTfine-graineld sand low <br /> —80 plasticity,medium stiff,moist. ML <br /> 80 a <br /> 2- <br /> TRC MONITORING WELL INSTALLATION LOG B-13/MW-6 <br /> PAGE 2 OF 3 <br /> k 1: <br />