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Final Technical Report, 2014 Monitoring Well Rehabilitation Program Bowie Mine A -7 <br />Simplified <br />•'6 <br />BRL- IP- 14 -67 -D -BLW <br />Well Completion Diagram <br />B1e,QW,r,�E <br />Bowie No. 2 Mine <br />Delta Co., Colorado <br />BRL- IP- 14 -67 -D -BLW <br />Location' (UTM Zone 135, NAD 83): <br />4316058m N, 280467m E <br />TOC Elev. -: 6,466 ft amsl <br />Date Well Completed: 9/6/14 <br />Drilling Method: Casing Advance / Air Rotary <br />Drilling Contractor: RACS <br />Borehole Diameter: <br />0.0' to 64.0': 10.0 +" <br />64.0' to 357.0': 8 -5/8" <br />Casing I.D.: 3.998" <br />Static Water Level: 344.50' BTOC (916/14) <br />Well Casing Materials <br />0.0' to 64.0': 10 -inch Steel Blank Casing <br />• +2.86' to 337.01:4 -inch Sch. 40, Flush Joint Blank PVC <br />337.0' to 347.0': 4-inch Sch. 40, 0.020 Slot PVC Screen <br />• 347.0' to 357.0': 4-inch Sch. 40, Flush loint Blank PVC <br />Well Construction Materials <br />• — +2.7' to 2.01: Sand <br />• +2.0' to 80.0': Cement <br />80.0' to 156.0': 3/8" Bentonite Chips <br />156.0' to 159.0': Cement <br />• 159.0' to "'240': 3/8" Bentonite Chips <br />• "240' to 312.0': Bentonite Grout <br />• 312.0' to 322.0': 3/8" Coated Bentonite Pellets <br />• 322.0' to 360.0': 10 -20 Washed Silica Sand <br />• 360.0' to 364.0': Hole cave <br />limn <br />aedro.k aonla.f i sal -b! keel. <br />All depfh reproled a.fxlow grand wifa.e urrless ofhrrwix noted. <br />­I. shove area. x NSA. <br />STOC. below fop of caunp. <br />NA- not available <br />' = tocalion is aModmate, baled b4 SmelerelKing Map 09.dwg in MICAS. <br />'= TOC elevation i,appfoximaw picked horn NIDIO in AfcGb <br />Drawing Not To Scale `HpdroCeof Inc. <br />f —., <br />November 2014 HydroGeo, Inc. <br />