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CE <br />w <br />M <br />Z <br />H <br />U <br />w <br />O <br />a <br />W <br />O <br />w <br />J <br />LL <br />a <br />0 <br />LL <br />Z <br />O <br />a <br />w <br />J <br />w <br />PLAN VIEW - POND 017 DESIGN <br />B <br />7420 <br />U_ 7400 <br />Z <br />O <br />w 7380 <br />7360 <br />0 <br />B' <br />TOP OF EMBANKMENT PRINCIPAL SPILLWAY <br />EMERGENCY SPILLWAY <br />TOP OF EMBANKMENT <br />/INVERT ELEV. 7393.4' <br />CHANNEL <br />BOTTOM WIDTH 20.0' <br />A <br />INVERT ELEV, 7393.4' <br />ELEV. 7395.0' <br />SECTION <br />DISCHARGE <br />SLOPE <br />SLOPE <br />BOTTOM WIDTH = 20.0' <br />MIN. WIDTH = 15.0' <br />(FT) <br />DI <br />10.0 <br />7420 <br />3.12 <br />I%) <br />7390.0 <br />(FT) <br />IFTI <br />0.79 <br />(IN) N) <br />CREST <br />6.4 <br />ILLWAY <br />EXISTING GROUND <br />0.6 <br />0.6 <br />1.1 <br />GRAVEL <br />WITH <br />TRASH RACK <br />3H:1V <br />33 <br />36 "CMP (MIN. SLOPE 5 %) <br />0.4 <br />7391.9' <br />9 <br />TR -29 <br />APPROX. LENGTH = 73.0' <br />JBever <br />TLeidich <br />Lg:E <br />7400 <br />REVISIONS <br />DATE <br />DESIGN BY <br />DRAWN BY <br />VIEWED AND <br />D BY <br />OL <br />044 <br />' <br />EXISTING GROUND <br />SENECA <br />/S and Oaotogr <br />L <br />- <br />7380 <br />PROJECT <br />SENECA X W <br />__ <br />POND 017 DESIGN <br />7- _ - - - --, <br />Sheet 1 Of <br />2 Sheet <br />ANTI -SEEP COLLARS - <br />_I_ NATURAL GROUND 0 CENTERLINE O <br />DRAWING <br />MONTGOMERY WATSON HARZA <br />As Shown <br />13 -8 <br />EMBANKMENT ELEV. 7370.1' <br />BOTTOM OF POND <br />ELEV. 7375.0 <br />T360 <br />0 <br />100 <br />KEYWAY 200 <br />300 <br />(MIN. 5.0' DEEP, 10.0' WIDE) <br />DISTANCE (Ft.) <br />NOTE: <br />1.1 <br />EMBANKMENT CREST AND OUTSLOPES REVEGETATED <br />A <br />/�+� <br />CROSS-SECTION A - A' <br />WITH APPROVED TEMPORARY GRASS SEED MIX. <br />13'8 13'8 <br />Vertical Scale 1 " =25' <br />Horizontal Scale 1 " =25' <br />B <br />7420 <br />U_ 7400 <br />Z <br />O <br />w 7380 <br />7360 <br />0 <br />B' <br />TOP OF EMBANKMENT PRINCIPAL SPILLWAY <br />EMERGENCY SPILLWAY <br />ELEV. 7395.0' INVERT ELEV. 7391.9' <br />/INVERT ELEV. 7393.4' <br />CHANNEL <br />BOTTOM WIDTH 20.0' <br />36 "CMP RISER WITH TRASH RACK <br />FREEBOARD <br />RIPRAP <br />REQUIRED <br />SECTION <br />DISCHARGE <br />SLOPE <br />SLOPE <br />0.29 <br />DEPTH <br />(FT) <br />DI <br />10.0 <br />(CFS) <br />3.12 <br />I%) <br />7390.0 <br />(FT) <br />IFTI <br />0.79 <br />(IN) N) <br />CREST <br />6.4 <br />3H :lV <br />EXISTING GROUND <br />0.6 <br />0.6 <br />1.1 <br />GRAVEL <br />100 <br />DISTANCE (Ft) 200 <br />B <br />CROSS-SECTION - Vertical <br />13.8 13.8 <br />Horizontal Scale 1 " =25' <br />NOTE: <br />1.) EMBANKMENT CREST AND OUTSLOPES REVEGETATED <br />WITH APPROVED TEMPORARY GRASS SEED MIX. <br />7420 <br />7400 li <br />O <br />Q <br />> <br />7380 w <br />7360 <br />300 <br />M <br />,II <br />A' <br />-1 7420 <br />7400 <br />Z <br />O <br />7380 w <br />7360 <br />600 <br />IYV I I V VV/1LL VLV I L/� I ILC <br />EMEPGENC Y SPILL WA Y SCHEDUL E <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 />0.29 <br />DEPTH <br />(FT) <br />DI <br />10.0 <br />(CFS) <br />3.12 <br />I%) <br />7390.0 <br />(FT) <br />IFTI <br />0.79 <br />(IN) N) <br />CREST <br />6.4 <br />3H :lV <br />0.0 <br />0.6 <br />0.6 <br />1.1 <br />GRAVEL <br />IOUTFLOW1 <br />55,2 <br />3H:1V <br />33 <br />6.5 <br />0.4 <br />1.0 <br />9 <br />NOTE: <br />1.) OUTFLOW CHANNEL DESIGNED FOR 25 -YEAR, 24 -HOUR PEAK FLOW, <br />ICOMBINED DISCHARGE FROM PRINCIPAL AND EMERGENCY SPILLWAYS) <br />POND 017 STAGE CA PA Cl T Y <br />ELEV. <br />(FT. -MSL) <br />STAGE <br />IF T.) <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 />Burger <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 />TYPICAL TRASH RACK DETAIL. <br />PRINCIPAL SPILLWAY <br />Not To Scale <br />�- DETAIL /SECTION <br />A NUMBER <br />6 6 <br />DRAWING No, WHERE DRAWING No. WHERE <br />DETAIL /SECTION DETAIL /SECTION <br />IS REFERENCED IS SHOWN <br />PROFESSIONAL ENGINEER'S STATEMENT <br />4 Daniel J. Keuscher, slot a changes in revision, <br />TR -4l, dated 09102 w ��j(g der my supervision <br />and all the informolios�fft.� is true and <br />correct to the bes 0 d information. <br />ZOG2 Yo m: <br />Date Daniel euscher, COqFfr. 33307 <br />74 <br />10!411 D,� <br />/ONAIL E <br />4 <br />Issued For TR -41 <br />09102 <br />D.Keuscher <br />MMaihisen <br />D.Keuscher <br />3 <br />Issue For TR -35 <br />4100 <br />Burger <br />J.Bever <br />TLeidich <br />2 <br />Issued For PRO2 Responses <br />10199 <br />D.Keuscher <br />JBever <br />TLeidich <br />I <br />Issued For PR02 <br />7199 <br />D.Keuschcer <br />JBever <br />0 <br />TR -29 <br />7197 <br />JBever <br />TLeidich <br />Lg:E <br />q� <br />No <br />REVISIONS <br />DATE <br />DESIGN BY <br />DRAWN BY <br />VIEWED AND <br />D BY <br />P/li8i01 <br />?001 <br />otMinara <br />SENECA <br />/S and Oaotogr <br />Coal Company <br />PROJECT <br />SENECA X W <br />DRAWING TITLE: <br />POND 017 DESIGN <br />Sheet 1 Of <br />2 Sheet <br />W H <br />SCALE: <br />DRAWING <br />MONTGOMERY WATSON HARZA <br />As Shown <br />13 -8 <br />74 <br />10!411 D,� <br />