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AKAD15 Monitoring Well Installation Log <br /> ,,i•,.;.:rat.. . . ,. r;2!r, 6uddngd Page 1 of 1 <br /> Date Started: 5/16/13 Longitude(NAD83):37.989268 <br /> Date Finished: 5/16/13 Latitude(NAD83): 121.480399 ID: MW-02 <br /> Drilling Company: Woodward Drilling Total Depth: 16 feet bgs <br /> Drilling Rig: AMS 9630 PRO D Borehole Diameter: 8-inches Client: Pacific Gas&Electric Company <br /> Driller's Name: Shaun Finkbeiner Depth to 1st Water: 12 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 Project#: 60092341.0003.00002 <br /> SAMPLING DETAIL LITHOLOGY WELL CONSTRUCTION <br /> E m CASING GROUT <br /> Z c Material:Schedule Neat Cement <br /> E 40 PVC m <br /> a w = .2 SOIL DESCRIPTION Diameter:2-inches Filter Pad <br /> m to c m Sample ID a U ri 12 Monterey <br /> n to E U " Logged from Acetate Liners Leength ND It sand <br /> z <br /> to IY to N o got Slot PVC TERMINAL SEAL <br /> 3a N m Diameter:2inches Well Cap 4 <br /> m d <br /> to U <br /> 0 0 <br /> NA NA NASAND,fine to medium;some gravel,small pebble to large pebble,sub-rounded to angular;Weak,non-plastic,poorly sol dry,weak Well Box <br /> 1 cementation,brown(10YR 5/3). Geo-Texthe fabric anmuntered at 0.5 ft 1 <br /> SM Cgs. Small to large cobbles encountered at 1.0 It bgs,angular,fill-like <br /> 2 eppaarence. 2 <br /> Neat Cement <br /> 5 CLAY,highs,chudry,main,soR glltterJike mica flakes present, <br /> 3 feat CH homogenous,dark grey(N3) SCH 40 PVC Casing 3 <br /> (hand 9 <br /> 4 clear) SAND,fine,well sorleQ trace clay,medlum plastaty;moist weak <br /> cemantabon,mice flakes present homogenous,light brown(10YR 813) 4 <br /> f)0 Hydrated Bentonite Chips <br /> 5 1-im h clay layer preaem 5 <br /> 6 _ 6 <br /> 2 <br /> fast 7 <br /> a <br /> SP .,-__.. ... <br /> 9 <br /> 10 3 (a to 10 It bgs)-Stratified layers of reddish brown(10YR 3/6)sand;0.25- i 10 <br /> __ <br /> feet inch thick f 12 Monterey Sand <br /> 11 — dot Slot PVC anneal 11 <br /> D..6 ••••• ii __„ <br /> 12-- Water en dunteretl ' - 12 <br /> Color change to dark gmy(N3) <br /> 3 — — 13 <br /> 14 4 14 <br /> feet <br /> 5 15 <br /> 6 D4 16 <br /> Bottom of boning at 16 feet bgs <br /> 17 17 <br /> 18 18 <br /> is- <br /> 20 <br /> 9 20 20 <br /> Abbreviations: bgs=below ground surface, ft=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 />