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44CADIS Monitoring Well Installation Log <br /> -.r ,. r•::_rnt Budd)ngs Page 1 of 1 <br /> Date Started: 5/17/13 Longitude(NAD83):37.989301 <br /> Date Finished: 5/17/13 Latitude(NAD83): 121.480700 ID: MW-04 <br /> Drilling Company: Woodward Drilling Total Depth: 16 feet bgs <br /> Drilling Rig: AMS 9630 PRO 0 Borehole Diameter: 8-inches Client: Pacific Gas&Electric Company <br /> Driller's Name: Shaun Finkbeiner Depth to 1st Water: 12.5 feet bgs McDonald Island Compressor Station <br /> Drilling Method: Direct Push/Hollow Stem Auger Location: 1181 Zuckerman Road <br /> Logged By: Jamey Peterson Sampling Interval: Continuous(Acetate liners) Tracy,CA <br /> Reviewed By: Bill Copeland,PG No.8565 Drilling Fluid Used: NA I Project#: 80092341.0003.00002 <br /> SAMPLING DETAIL LITHOLOGY WELL CONSTRUCTION <br /> E m CASING GROUT <br /> Z c Materiel-Schedule Neat Cement _ <br /> n = 40 PVC <br /> SOIL DESCRIPTION Diameter:2-inches Filter Pack `n <br /> fO m m Sample ID -o U 4112 Monterey <br /> c m E U 2 Logged from Acetate Liners SCREEN Send <br /> m rn W N N 0 99 Length:len <br /> 0.01 Slat PVC TERMINAL SEAL <br /> sp C .o 0 Diameter:2-Inches Weil Cap p, <br /> K m a J 0 <br /> D NA NA NAD <br /> SAND.very fine to fine;trees silt;bees clay,low plasticity;well sorted, <br /> 1 dry,weak cementation,glmer-like mice scenered throughout sand,light Well box <br /> ' brawn(10YR 813) 1 <br /> 2 2 <br /> 5 Neat Cement <br /> 3 (hand SCH 40 PVC Casing 3 <br /> 4- clear) 4 <br /> 6 0A Hydrated Bentonite Chips 6 <br /> 6 6 <br /> 3 Clay layer present,14nch Mick,homogenous,high plasticity _.'. <br /> 7 feet Increasing day content 7 <br /> 8 04 g <br /> 9 SP Reddish brown(10YR 318)shatined layers in sand,0.25-Inches thick 9 <br /> 70 3.5 - _— 10 <br /> feet Color change to dark gray(N3) 112/12 Monterey Send <br /> 71 -- 0.01 Slot PVC Screen 1t <br /> 12 no 12 <br /> 13 Water encountered -- <br /> 3 <br /> 4 4 - 14 <br /> feet _ <br /> 15 Clay layer present,high plasdcity,moist,IIMe sand,homogenous,very 15 <br /> • son,1,5-Inches thick <br /> 16 00 16 <br /> Bottom of boring at 16 feet bgs <br /> 17 L 17 <br /> 18 18 <br /> 19 19 <br /> 20 20 <br /> Abbreviations: bgs=below ground surface, It=feet, mm=millimeters, NA=not available;not applicable, NR=not reported, PID= <br /> photoionization detector, ppm=parts per million, USCS=Unified Soil Classification System,SCH=schedule,PVC=polyvinyl <br /> Notes: chloride <br />