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EX STORM <br />SEWER <br />MANHOLE <br />ST <br />EX STORM <br />SEWER MANHOLE <br />U) <br />11 <br />PROPOSED <br />RETAINING <br />WALL <br />C <br />L=83.18' <br />R=320.00' <br />''=14'53'37" <br />CH=N714'01 "W <br />82.95' <br />EX CURB & GUTTER <br />EX 4' LANDSCAPE EASEMENT <br />PER RECORDED PLAT <br />EX 10' UTILITY EASEMENT <br />PER RECORDED PLA T <br />L=15.19'- <br />R=480.00' <br />•.=01'48'49" <br />CH=N13'46'25"W <br />15.19' <br />DETENTION POND SUMMARY <br />W.Q.C.V. (cubic feet) <br />W.Q.C.V. WSL <br />10-YR. VOLUME (cubic feet) <br />10-YR. VOLUME + FULL <br />W.Q.C.V. (cubic feet) <br />10-YR WSL <br />100-YR. VOLUME (cubic feet) <br />100-YR. VOLUME + 1/2 <br />W.Q.C.V. (cubic feet) <br />1 00-YR. WSL <br />HEIGHT OF FREEBOARD <br />Q10-YR. max. release (cfs) <br />Q100-YR. max. release (cfs) <br />9,106 <br />5286.85 <br />21,452 <br />30,558 <br />5288.40 <br />37,138 <br />41,691 <br />5289.00 <br />5290.00 <br />1.96 <br />8.15 <br />ST <br />L=39.27' <br />R=25.00' <br />=90.00'00" <br />CH=N4512'47"E <br />35.36' <br />EX STORM INLET MANHOLE <br />di EX STORM SEWER MANHOLE <br />ST ST <br />EX 10' UTILITY EASEMENT <br />PER RECORDED PLAT <br />EX 42" D/A. <br />RCP STORM SEWER <br />_..0. _ <br />DOGWOOD ST jl► <br />ST ST <br />EX 4' LANDSCAPE EASEMENT <br />PER RECORDED PLAT A <br />5302 ti5a3/ ' a • 5301 <br />-- _-_ <br />5299 -_ <br />PROPOSED 15" DII\. <br />PVC STORM DRAIti4I <br />PROPOSED STORM ; <br />INLET 'A-2' <br />t \\ <br />ST <br />ST <br />S89'47' `�a44. <br />_; 5299 -1--- <br />PROPOSED BULDING <br />FINISHED FLOOR <br />ELEV.=5298.00 <br />-----______ � .5296 <br />i <br />-- PR6POSED 18" DIA. _ 1 __ --- <br />PVC STORM DRAIN----------- <br />EX SHARED <br />R/VEWA Y EASEMENT <br />REC. NO. 2116409 <br />11 rr( it <br />7- <br />CONCRETE DRAINAGE <br />i' <br />,PROPOSED ARC/A- <br />�' INLET (pr .) <br />TYPICALLY INDICATES 8"- <br />DIA./ PVC STORK DRAIN <br />r r <br />1 r ; <br />r I <br />� I <br />b-2 1 <br />ST <br />EX CURB & TTER <br />5298 _ 5298' <br />PROPOSED <br />SIDEWALK <br />CU LVERT <br />5297 <br />_ <br />HOLE '1'(���7/ <br />� ' <br />-- _W+InLy.�YJ YiltW lyNd�a I <br />I <br />t <br />so <br />N -' <br />so <br />FRO OSED 1 B"\\PIA. <br />PV STORM DRAIN <br />\ <br />LOT 1, BLOCK 3 PROPOSED\ 15" DIA. <br />THE PARK AT CTC PVC STORM DRAIN <br />EX BUILDING <br />5297" <br />5294 -5292- <br />• <br />• <br />• <br />• <br />• <br />• <br />• <br />\ >) <br />• <br />\ <br />\\\ P - OP ED <br />\\ STORM <br />-4' <br />EX CUR' & GUTTER <br />\ <br />▪ 0 <br />• <br />• <br />\\ EX R/PRAP <br />\ <br />• <br />• <br />• <br />• <br />• <br />• <br />• <br />• <br />ST <br />• <br />• <br />• <br />• <br />\ <br />• <br />• <br />• <br />---5287 <br />• <br />• <br />• <br />\ <br />• <br />ORMWA TER <br />7T✓ON POND <br />EX STORM <br />Ir DRAIN MANHOLE <br />1 + <br />I <br />I m <br />I h <br />I <br />• <br />EX STORM STUB OUT <br />(TO BE ABANDONED PER <br />CITY STANDARDS) <br />ST ST <br />PROPOSED 15" DIA. <br />PVC STORM DRAIN <br />EX EDGE OF ASPHAL T <br />-PROPOSED <br />SIDEWALK <br />CULVERT <br />LOT 3, BLOCK 3 <br />THE PARK AT CTC <br />I -PROPOSED 6' WIDE <br />CURB OPENING <br />°3 & RIPRAP RUNDOWN <br />rl <br />3`r <br />>R� <br />id <br />cn <br />• <br />,. <br />N <br />PROPOSED <br />STORM <br />MANHOLE '4' <br />-PROPOSED <br />RETAINING WALL <br />EX 18" DIA. RCP <br />STORM DRAIN <br />PROPOSED 2' WIDE <br />CONCRETE DRAINAGE <br />TRICKLE PAN <br />EX. POND BANK TO <br />BE REMOVED TO <br />MERGE WITH PROPOSED - <br />DETENTION POND <br />EX OVERFLOW WALL <br />EX 2' WIDE CONCRETE <br />• - TRICKLE PAN <br />EX OUTLET STRUCTURE <br />(TO BE MOD/F/ED) & 30" <br />1 --- DIA. RCP OUTLET PIPE <br />/1 1 <br />/I <br />i I <br />.- I <br />• <br />• <br />• <br />i <br />N <br />ST - <br />MIRA <br />1 <br />30 20 10 0 30 60 <br />SCALE: 1 "=30' <br />LEGEND <br />PROPERTY L/NE <br />EX INTERMEDIATE CONTOUR <br />EX INDEX CONTOUR <br />EX STORM L/NE <br />EX CONCRETE <br />'---5564-----" <br />- ---5565---- <br />EX 18" RCP <br />-ST £T- <br />DRAINAGE BASIN BOUNDARY . . ___ - - 11111111111111111 <br />DRAINAGE SUB -BASIN BOUNDARY <br />DRAINAGE BASIN DESIGN POINT <br />BASIN I.D. <br />BASIN AREA (Acres) <br />2 YR. RUNOFF COEFFICIENT <br />100 YR. RUNOFF COEFFICIENT <br />DIRECTION OF FLOW. <br />PROPOSED INTERMEDIATE CONTOUR <br />PROPOSED INDEX CONTOUR. <br />PROPOSED STORM SEWER <br />PROPOSED CONCRETE <br />PROPOSED ASPHALT <br />-- <br />=-5564 <br />5565-- <br />15" RCP STORM <br />RUNOFF SUMMARY TABLE <br />DESIGN CONTRIBUTING <br />POINT AREA <br />(acres) <br />1 4.28 <br />2 0.50 <br />3 0.62 <br />4 0.48 <br />5 0.63 <br />6 0.13 <br />7 0.08 <br />8 0.24 <br />9 0.08 <br />10 0.22 <br />11 0.03 <br />12 0.75 <br />RUNOFF RUNOFF <br />2-YR. 100-YR. <br />(cfs) (cfs) <br />5.94 21.89 <br />1.00 3.72 <br />1.37 4.80 <br />1.10 3.75 <br />1.40 4.87 <br />0.37 1.11 <br />0.24 0.71 <br />0.69 2.08 <br />0.23 0.71 <br />0.63 1.91 <br />0.09 0.26 <br />1.81 6.01 <br />CITY OF LOUISVILLE <br />APPROVAL <br />THIS DOCUMENT WAS REVIEWED FOR CONFORMANCE <br />WITH CITY OF LOUISVILLE DESIGN AND CONSTRUCTION <br />STANDARDS. CITY APPROVAL DOES NOT RELIEVE OWNER, <br />DESIGN ENGINEER OR CONTRACTOR OF RESPONSIBILITY TO <br />CORRECT ERRORS OR OMISSIONS RELATING TO THIS <br />DOCUMENT. <br />BY: <br />DATE: <br />DOCUMENT APPROVAL EXPIRES: <br />A <br />PREPARED BY: <br />DREXEL, BARBELL & CO. <br />Engineers • Surveyors <br />1800 38TH STREET <br />BOULDER, COLORADO 80301 <br />CONTACT: CAMERON KNAPP, P.E. <br />(970) 351-0645 <br />BOULDER • GREELEY <br />COLORADO SPRINGS <br />PREPARED FOR: <br />JM ASSOCIATES INC. <br />ARCHITECTURE/PLANNING <br />P.O. BOX 18390 <br />BOULDER, CO. 80308 <br />(303) 449-1887 <br />CONTACT: JERRY MOORE <br />CITY RESUBMITTAL 10/14/16 <br />RESUBMITTAL #2 11 /21 /16 <br />DESIGNED BY: CWK <br />DRAWN BY: MAB <br />CHECKED BY: CWK <br />FILE NAME: I DRO1 <br />DRAWING SCALE: <br />HORIZONTAL: 1" = 30' <br />VERTICAL: NA/ <br />DRAINAGE PLAN <br />PROJECT NO. 20965-01 BLCV _ <br />C2 <br />