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ri: <br />w <br />Co <br />Z <br />Z <br />U <br />w <br />0 <br />a. <br />a <br />Lu <br />J <br />LL <br />Q <br />U <br />0 <br />LL <br />Z <br />O <br />w <br />J <br />w <br />PLAN VIEW - POND 017 DESIGN <br />EMERGENCY SPILLWAY TOP OF EMBANKMENT <br />A INVERT ELEV. 7393.4' ELEV. 7395.0' <br />BOTTOM WIDTH = 20.0' MIN. WIDTH = 15.0' <br />7420 <br />TOP OF EMBANKMENT PRINCIPAL SPILLWAY <br />PRINCIPAL <br />SPILLWAY <br />BOTTOM WIDTH = 20.0' <br />36 "CMP RISER WITH TRASH RACK <br />36 "CMP <br />RISER WITH TRASH RACK <br />SECTION <br />36 "CMP (MIN. SLOPE 5 %) <br />INVERT <br />ELEV. 7391.9' <br />(FPS) <br />APPROX. LENGTH = 73.0' <br />-- <br />- - - - -- - - -��� <br />7400 <br />(CFS) <br />ELEV. 7387.0' <br />M <br />7390.0 <br />3 <br />- - <br />6.43 <br />CREST <br />6.4 <br />ELEV. <br />380.0' EXISTING GROUND <br />0.6 <br />0.6 <br />1 <br />GRAVEL <br />7380 <br />ANTI -SEEP COLLARS <br />7360 L <br />0 <br />NOTE; <br />1.1 EMBANKMENT CREST AND OUTSLOPES REVEGETATED <br />WITH APPROVED TEMPORARY GRASS SEED MIX. <br />B <br />7420 <br />7400 <br />Z <br />O <br />H <br />w 7380 <br />7360 <br />0 <br />NATURAL GROUND a CENTERLINE <br />EMBANKMENT ELEV. 7370.1' <br />100 KEYWAY <br />(MIN. 5.0' DEEP, 10.0' WIDE) <br />BOTTOM OF POND ELEV, 737 <br />200 300 <br />DISTANCE (Ft.) <br />A CROSS - SECTION - A -A' <br />13.8 13.8 Vertical Scale 1 " =25' <br />Horizontal Scale 1 " =25' <br />10 <br />NOTE: <br />L) EMBANKMENT CREST AND OUTSLOPES REVEGETATED <br />WITH APPROVED TEMPORARY GRASS SEED MIX. <br />100 <br />DISTANCE (Ft.) <br />B CROSS - SECTION - B -B' <br />13.8 13.8 Vertical Scale 1 " =25' <br />Horizontal Scale I " =25' <br />200 <br />7420 <br />7400 u._ <br />Z <br />O <br />7380 w <br />7360 <br />300 <br />400 <br />500 <br />Al <br />-1 7420 <br />7400 <br />Z <br />O <br />- 7380 w <br />7360 <br />.11 <br />TYPICAL TRASH RACK DETAIL <br />PRINCIPAL SPILLWAY <br />Not To Scale <br />INVI IV �LE �. �^I - <br />EMERGENC Y SPILL WA Y SCHEDULE <br />EMERGENCY SPILLWAY <br />TOP OF EMBANKMENT PRINCIPAL SPILLWAY <br />INVERT ELEV. 7393.4' <br />ELEV. 7395.0' INVERT ELEV. 7391:9' <br />BOTTOM WIDTH = 20.0' <br />36 "CMP RISER WITH TRASH RACK <br />FREEBOARD <br />RIPRAP <br />REQUIRED <br />SECTION <br />DISCHARGE <br />or <br />SLOPE <br />(FPS) <br />DEPTH <br />-- <br />- - - - -- - - -��� <br />10.0 <br />(CFS) <br />EXISTING GROUND <br />M <br />7390.0 <br />(FT) <br />0.79 <br />NOTE: <br />L) EMBANKMENT CREST AND OUTSLOPES REVEGETATED <br />WITH APPROVED TEMPORARY GRASS SEED MIX. <br />100 <br />DISTANCE (Ft.) <br />B CROSS - SECTION - B -B' <br />13.8 13.8 Vertical Scale 1 " =25' <br />Horizontal Scale I " =25' <br />200 <br />7420 <br />7400 u._ <br />Z <br />O <br />7380 w <br />7360 <br />300 <br />400 <br />500 <br />Al <br />-1 7420 <br />7400 <br />Z <br />O <br />- 7380 w <br />7360 <br />.11 <br />TYPICAL TRASH RACK DETAIL <br />PRINCIPAL SPILLWAY <br />Not To Scale <br />INVI IV �LE �. �^I - <br />EMERGENC Y SPILL WA Y SCHEDULE <br />ELEV. <br />(FT. -MSL) <br />PEAK <br />SIDE <br />CHANNEL <br />VELOCITY <br />FLOW <br />FREEBOARD <br />RIPRAP <br />REQUIRED <br />SECTION <br />DISCHARGE <br />SLOPE <br />SLOPE <br />(FPS) <br />DEPTH <br />(FT) <br />D((50) <br />10.0 <br />(CFS) <br />3.12 <br />M <br />7390.0 <br />(FT) <br />0.79 <br />6.43 <br />CREST <br />6.4 <br />3H:1V <br />0.0 <br />0.6 <br />0.6 <br />1.1 <br />GRAVEL <br />OUTFLOW <br />55.2 <br />3H:1V <br />33 <br />6.5 <br />0.4 <br />1.0 <br />6 <br />Issued For PR02 <br />7199 <br />D.Keuschcer <br />JBever <br />TLeidich <br />(Design size -Pader method) <br />TR -29 <br />7197 <br />JBever <br />TLeidich <br />T.Leidich <br />9 <br />REVISIONS <br />DATE <br />DESIGN BY <br />DRAWN BY <br />REVIEWED AND <br />SIGNED BY <br />(SCC Construction size) <br />NOTE: <br />1.) OUTFLOW CHANNEL DESIGNED FOR 25 -YEAR, 24 -HOUR PEAK FLOW. <br />(COMBINED DISCHARGE FROM PRINCIPAL AND EMERGENCY SPILLWAYS) <br />POND 017 S TA GE CA PA Cl T Y <br />ELEV. <br />(FT. -MSL) <br />STAGE <br />(FT.) <br />AREA <br />(ACRES) <br />TOT. CAP. <br />(AC, -FT,) <br />DESCRIPTION <br />7375.0 <br />0.0 <br />0.15 <br />0.00 <br />BOTTOM OF POND <br />7380.0 <br />5.0 <br />0.29 <br />1.08 <br />7385.0 <br />10.0 <br />0,54 <br />3.12 <br />D.Keuscher <br />7390.0 <br />15.0 <br />0.79 <br />6.43 <br />7391..9 <br />16.9 <br />0.99 <br />8.12 <br />PRINCIPAL SPILLWAY <br />7393.4 <br />18.4 <br />1.17 <br />9.74 <br />EMERGENCY SPILLWAY <br />7395,0 <br />20.0 <br />1.37 <br />11.76 <br />TOP OF EMBANKMENT <br />PRINCIPAL SPILLWAY <br />INVERT ELEV. 7460.3' <br />ORRUGATED METAL PIPE RISER <br />90 DEGREE ELBOW WELDED TO IT. <br />DETAIL /SECTION <br />A NUMBER <br />s s <br />DRAWING No. WHERE DRAWING No, WHERE <br />DETAIL /SECTION DETAIL /SECTION <br />IS REFERENCED IS SHOWN <br />i <br />PROFESSIONAL ENGINEER'S STATEMENT \��o�`P�p RE( <br />1, Thomas E. Leldlch, state that the changes In revisl�gl,p�•.•••'••• <br />PR -03, dated 4103 was prepared under my supervls&no�' <br />:'�ts5 .14 <br />and all the Information presented hereon is true do C ;: <br />correct to the best of knowledge and In f atio/5 451 <br />y ZZ 03 <br />ote T etas E. Leldlch, CO P.E. 31459 �''�sS /NNA1. <br />6 <br />PR -03 Responses <br />04103 <br />T Leidich <br />KConrath <br />JJames <br />5 <br />PR -03 Responses <br />04102 <br />D.Keuscher <br />C. Williams <br />D.Keuscher <br />4 <br />Issued For PR -03 <br />01102 <br />D.Keuscher <br />MMathisen <br />D.Keuscher <br />3 <br />Issue For FR-35 <br />4100 <br />Burger <br />J.Bever <br />T.Leldich <br />2 <br />Issued For PR02 Responses <br />10199 <br />D.Keuscher <br />JBever <br />TLeidich <br />1 <br />Issued For PR02 <br />7199 <br />D.Keuschcer <br />JBever <br />TLeidich <br />0 <br />TR -29 <br />7197 <br />JBever <br />TLeidich <br />T.Leidich <br />REV. <br />No. <br />REVISIONS <br />DATE <br />DESIGN BY <br />DRAWN BY <br />REVIEWED AND <br />SIGNED BY <br />S ENECA <br />Coal Company <br />PROJECT: <br />SENECA X W <br />DRAWING <br />TITLE: <br />POND 017 DESIGN <br />M W H <br />MONTGOMERY WATSON HARZA <br />Sheet 1 <br />Of 2 Sheets <br />SCALE: <br />As shown <br />DRAWING No. <br />13 -8B <br />