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717071657170715571607165716071557170716571757180718571707155 <br />7160 <br />7165 AA'0+000+250+500+751+001+251+501+752+002+252+502+500+000+250+50B'BAA'Section A - A'0+000+250+500+751+001+251+501+752+002+252+507150716071707180719071507160717071807190Pond Bottom3H:1V15.0'EMBANKMENT CREST7174.0EMBANKMENT DETAILSPRIMARY SPILLWAY WITH NCRS ANTI-VORTEX TRASH RACK, EL. 7169.7TWO 3" DIA. PERFORATIONS AT EL. 7166.718" Ø GALV STEEL CMP13UPSTREAMDOWNSTREAMEMERGENCY SPILLWAY, EL. 7172.0 (BOTTOM OF RIPRAP)ANTISEEP COLLARS 2.0'7154715571567157715871597160716171627163716471657166716771687169717071717172717371740.001.002.003.004.005.006.007.008.009.0010.00PRIMARY SPILLWAY (7169.70)EMERGENCY SPILLWAY (7172.00)TOP OF STRUCTURE(7174.00)Accumulative Storage (Acre-Ft)Elevation MSL <br />Stage Storage CurveSidehill PondStorage Volume ComputationsELEV.(ft)AREA(ac)AVG.AREA(ac)INTERVAL(ft)STORAGE(ac-ft)ACC.STORAGE(ac-ft)STAGEINTERVAL(ft)7154.000.00007155.000.00000.00001.000.00000.00001.007156.000.15720.07861.000.12140.12142.007157.000.20490.18111.000.18240.30383.007158.000.23370.21931.000.21940.52324.007159.000.26370.24871.000.24870.77195.007160.000.29430.27901.000.27911.05106.007161.000.32760.31101.000.31111.36217.007162.000.36230.34501.000.34551.70768.007163.000.39900.38061.000.38112.08879.007164.000.44010.41961.000.41952.508110.007165.000.47970.45991.000.46012.968211.007166.000.52470.50221.000.50193.470112.007167.000.57230.54851.000.54834.018413.007168.000.62200.59721.000.59744.615814.007169.000.67220.64711.000.64745.263215.007169.700.70840.69030.700.48325.746415.707170.000.72400.69810.300.21485.961216.007171.000.77770.75081.000.75076.712017.007172.000.83280.80531.000.80527.517218.007173.000.83290.83281.000.83298.350119.007174.000.83290.83291.000.83299.182920.00PERFORATION ELEVATION (7166.70)0+000+050+100+150+200+250+300+350+400+450+50717071717172717371747175717071717172717371747175Emergency SpillwayBB'Section B - B'2.5H:1V2.5H <br />:1V40.0SNEWContour Interval = 1 Ft.CHKBYDATENo.REVISIONDRWG NO.APPROVED BY:TonyDRWG. BY:8/28/18DATE:As ShownSCALE:Sidehill PondColowyo Coal Company5731 State Highway 13Meeker, Colorado 81641COALCOMPANYSAFETY-PEOPLE-PRODUCTION-ENERGYScale 1" = 25'Scale 1" = 20'Scale 1" = 30'As-BuiltLESFigure 7-23J-2Scale 1" = 5'Note: A staff gauge is installed inside the pond near the primary discharge.BCTony3/25/19199Added Staff Gauge NoteMR-I, LEE E. SAMPSON, hereby certify that this map has been reviewed by me and is trueand correct to the best of my knowledge andinformation, relying on information suppliedby experts employed by Colowyo Coal Company or qualified consultants working for Colowyo Coal Company, and that I am aProfessional Engineer licensed in Colorado asrequired by the provisions of C.R.S. 12-25-101 through C.R.S. 12-25-119. IN ENGINEERS CERTIFICATIONWITNESS WHEREOF, I have hereunder set my hand and affixed my seal.4/28/22153TR-BCTony4/28/22Revised Drawing Number