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Emergency <br />Discharge Pipe <br />18"Dia. CMP <br />Primary Discha <br />Pipe <br />18"Dia. CMP <br />< <br />Z <br />of <br />CON <br />W1 <br />CLI, <br />Outlet Structure <br />Plastic liner with <br />0 tle <br />u t ,Structure <br />Plastic <br />liner with <br />2 "_J Rip -Rap <br />p <br />"-12" Rip -Rap Rock <br />In Line Electronic Flow Meter <br />installed in Primary CMP <br />I1� <br />t it <br />C <br />0+00 <br />W <br />Z <br />W <br />LL <br />0 <br />0 <br />C' <br />PLAN VIEW <br />60' of 60, 120' <br />CONTOUR INTERVAL 2 FT. <br />SURVEYED TOPOGRAPHY <br />FILENAME: Map 2.05.3(4}-10 Pond NHN-002As-Built-novl8.dwg <br />F, <br />....�Wr)tREC.rlo' <br />so 4ft <br />PRIMARY SPILLWAY <br />6" Gate valve with control rod <br />Barrel & riser joint incased in <br />concrete. Metal trash rack & <br />anti -vortex on top of riser. <br />6" Gate Valve with control rod <br />STRUCTURE ELEV. <br />TOP OF PRIMARY RISER 5,682.0 <br />FLOW LINE OF 18" BARREL AT RISER 5,678.0 <br />FLOW LINE OF WEEP HOLES 5,678.7 <br />NOTES: <br />- WEEP HOLES: 2-6" GATE VALVES WITH CONTROL RODS EXTEND TO CREST OF EMBANKMENT <br />- TOP OF RISER EQUIPPED WITH TRASH RACK & ANTI -VORTEX <br />- BARREL & RISER: 18" DIAMETER CORRIGATED METAL PIPE (CMP) <br />MER ENC SPILLWA <br />IZ0 <br />I <br />/ 1Q <br />101 <br />ELL <br />18" Emergency Spillway I <br />5685, <br />CMP- 5680.9 1 1 <br />1 <br />1 8 <br />1 1 <br />8 <br />I 1 <br />8 1 <br />1 <br />NO <br />06 <br />72" Dia. Drop Inlet= 5682.9 8,1 <br />6 <br />Emergency Spillway -open channel <br />I <br />6.0' wide with 72" Dia. concrete drop inlet <br />10, of 10, 2( <br />CONTOUR INTERVAL 1 FT. <br />SURVEYED TOPOGRAPHY <br />A <br />5700 <br />5695 <br />5690 <br />5685 <br />5680 <br />5675 <br />5670 <br />0+00 <br />56958 <br />5690 <br />5685 <br />5680 ;70" <br />5675 <br />5670 <br />0+00 <br />C <br />5700 <br />5695 <br />5690 <br />5685 <br />5680 <br />5675 <br />5670 <br />1+00 <br />1+00 <br />2+00 3+00 <br />131 <br />5695 <br />2+00 <br />5690 <br />5685 <br />5680 <br />5675 <br />5670 <br />S <br />r� <br />CROSS SECTIONS <br />Af <br />5700 <br />5695 <br />5690 <br />5685 <br />5680 <br />5675 <br />5670 <br />0+00 1+00 2+00 3+00 4+00 5+00 6+00 <br />VERTICAL SCALE: 1" = 20' <br />HORIZONTAL SCALE: 1" - 100' <br />5685 <br />5684 <br />5683 <br />5682 <br />5681 <br />0 5680 <br />5679 <br />cu <br />W 5678 <br />5677 <br />5676 <br />5675 <br />5674 <br />5673 <br />Stage Storage Curve <br />7) <br />3.5) <br />Spi <br />Fop of <br />0.0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 <br />Accumulative Storage (Acre -Ft) <br />7+00 <br />Stage Volume Computations <br />ELEV. <br />AREA <br />AVG. <br />STAGE <br />(ac) <br />AREA <br />STORAGE <br />INTERVAL <br />(ac) <br />5673.5 <br />0.0 <br />0.4 <br />0.2 <br />5674.0 <br />08 <br />0.4 <br />5675.0 <br />1.1 <br />0.9 <br />5676.0 <br />1.2 <br />1.1 <br />5677.0 <br />1.3 <br />1.2 <br />5678.0 <br />1.4 <br />1.3 <br />5678.7 <br />1.5 <br />1.4 <br />5679.0 <br />1.5 <br />1.5 <br />5680.0 <br />1.6 <br />1.6 <br />5681.0 <br />1.8 <br />1.7 <br />5682.0 <br />1.9 <br />1.8 <br />5682.9 <br />2.0 <br />2.0 <br />5683.0 <br />2.0 <br />2.0 <br />5684.0 <br />2.2 <br />2.1 <br />5685.0 <br />2.6 <br />2.4 <br />e (5685.0) <br />18.0 <br />INTERVAL <br />STORAGE <br />ACC. <br />STAGE <br />FF/7T <br />(ac -ft) <br />STORAGE <br />INTERVAL <br />JSS <br />FFITT <br />(ac -ft) <br />(ft) <br />0.5 <br />0.1 <br />0.1 <br />0.5 <br />0.5 <br />0.1 <br />0.2 <br />1.0 <br />1.0 <br />0.9 <br />1.1 <br />2.0 <br />1.0 <br />1.1 <br />2.2 <br />3.0 <br />1.0 <br />1.2 <br />3.4 <br />4.0 <br />1.0 <br />1.3 <br />4.7 <br />5.0 <br />0.7 <br />1.0 <br />5.7 <br />5.7 <br />0.3 <br />0.4 <br />6.1 <br />6.0 <br />1.0 <br />1.6 <br />7.7 <br />7.0 <br />1.0 <br />1.7 <br />9.4 <br />8.0 <br />1.0 <br />1.8 <br />11.2 <br />9.0 <br />0.9 <br />1.7 <br />12.9 <br />9.9 <br />0.1 <br />0.2 <br />13.1 <br />10.0 <br />1.0 <br />2.1 <br />15.2 <br />11.0 <br />1.0 <br />2.3 <br />17.5 <br />12.0 <br />9+00 <br />I <br />C <br />5700 <br />5695 <br />5690 <br />5685 <br />5680 <br />5675 <br />-5670 <br />10+00 <br />0 L ENGINEERS CERTIFICATION <br />0 * <br />Z 41 100� 1, Frank K. Ferris, hereby certify that this <br />% <br />4�� 46 map has been reviewed by me and �is <br />C-) true and correct to the best of my knowledge <br />2 and information, relying on information <br />supplied by experts employed by New <br />Horizon Mine and that I am a Professional Engineer <br />licensed in Colorado as required by the provisions of <br />PSI AL C.R.S, 12-25-101 through C.R.S. 12-25-119. <br />IN WITNESS WHEREOF, have hereunder <br />11111% set my hand and affixed my seal. <br />kran k K. Ferris <br />P.E. No. 46342 <br />POND NHN-002 AS -BUILT <br />NEW HORIZON MINE <br />Permit C-2010-089 <br />P.O Box 628, Nucla, CO. 81424 <br />No. REVISION <br />SCALE: AS SHOWN <br />ORIGINAL DATE: 11113118 <br />DWG. BY. RLG <br />APPROVED BY: FKF <br />DWG NO. <br />Map 2.05.3(4)-10 <br />F101., W= <br />TR -10 <br />Pond NHN-002 As -Built <br />6125115 <br />JSS <br />FF/7T <br />PR -01 <br />Updated information on Stage Storage Curve <br />for revised SEDCAD model <br />04112116 <br />JSS <br />FFITT <br />TR -15 <br />Updated information on Stage Storage Curve <br />for revised SEDCAD model <br />02114117 <br />JSS <br />FF/TT <br />TR -16 <br />Updated information on Stage Storage Curve <br />I for revised SEDCAD model <br />5110118 - <br />JSS <br />FF1 rr <br />TR_ 1,9 <br />1 Pond downsizing & reconstruction <br />11113118 <br />f?LG <br />FFITT <br />