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t <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />Geo -Logic Associates WELL NO.: —11A <br />MONITORING WELL COMPLETION SUMMARY PAGE: 1 OF 1 <br />JOB NO.: 2011-115 ELEVATION GROUND LEVEL: 263.63 <br />PROJECT: CORRAL HOLLOW EMP ELEVATION TOP OF CASING: 265.72 <br />LOCATION: TRACY. CA DATE STARTED: 2/23/12 <br />INSPECTOR: W. LOPEZ, CHG DATE FINISHED: 3/12/12 <br />CHECKED BY: J. HOWER. CEG TOTAL DEPTH: 51.1 feet <br />P] <br />5 <br />)L <br />15 <br />20 <br />25 <br />30 <br />35 <br />40 <br />45 <br />F-01 <br />55- <br />60- <br />65 <br />5-60- <br />65 <br />DRILLING SUMMARY: <br />Total Depth: 51.1 feet <br />Borehole diameter: 10® <br />Driller: Gregg Drilling <br />Rig: Rhino LAR <br />Bit(s): Blade bit <br />Drilling Fluid: N/A <br />Protective Casing: Auger <br />WELL CONSTRUCTION DETAILS: <br />Casing: 2—inch and 1—inch diameter. <br />flush—threaded, Schedule 80 PNC. <br />(From +2.09 to 31.1 feet) <br />I 1=—� Screen: 2—inch arcl 11—inch diameter, <br />► hslots.. <br />i PVC <br />a <br />Filter Pack: RMC, W0811110d and graded <br />#2/12 Monterey said. <br />(Fran 27 to 51.1 feet) <br />® Bentonite 3/8—inch bentonite chips. <br />Seal: (Fran 22 to 27 feet.) <br />Grout Seal: Necit PorHand cement grout <br />with 5Z bentonite by wdghL <br />(Firom <br />WELL MONITORING DATA: <br />WELL CONSTRUCTION LOG: <br />Date Start I ime DathiI Time <br />Drilling: <br />2/23/12 <br />8:18 <br />2/23/12 <br />9:03 <br />Coring: <br />— <br />— <br />— <br />— <br />Ream: <br />3/12/12 <br />8:54 <br />3/12/12 <br />9:30 <br />Casing Install: <br />3/12/12 <br />10.25 <br />3/12/12 <br />10:28 <br />Filter Placement: <br />3/12/12 <br />10.28 <br />3/12/12 <br />10:50 <br />Seal Placement: <br />(Bentonite) <br />3/12/12 <br />10.50 <br />3/12/12 <br />10:59 <br />Seal illacement: <br />3/12/12 <br />13:05 <br />3/12/12 <br />13:39 11 <br />WELL DEVELOPMENT LOG: <br />Start Finish <br />Date , Time Time <br />Total Gallons Removed: 27 <br />STABILIZATION TEST DATA: <br />Time pH spea. Cond. (in/cm) Tamp (°C) <br />13:50 8.40 98.2 25.30 il <br />omments: <br />3/12/12 <br />7:55 <br />Prior to well construction <br />— <br />40.42 <br />223.21 <br />WBL <br />3/28/12 <br />11:45 <br />Prior to well development <br />—2.09 <br />4331 <br />222.41 <br />MWV <br />