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DRAWING NUMBER <br />cc <br />Lii <br />co <br />z <br />co <br />ct <br />CC <br />C3 <br />CO <br />0o) <br />Ltr0, .23 <br />El5C4 <br />I 2 g <br />LJ2 <br />.0 <br />cc <br />0 <br />0 In <br />CC CC <br />co <br />LU <br />g_Cu <br />2 pc, <br />o <br />wz <br />.0 <br />DATE BY <br />414%40044. <br />/ <br />/ LOT 2, BLOCK 1, BUSINESS CENTER AT CTC <br />(DiEVELOPED AS OF 8/2004) <br />I <br />S..../711 I <br />e• <br />/ ‘t,/ • <br />••• <br />60' <br />22 - <br />EL 5,299,0 = TOP OF GRATE <br />WSEL = 100 -yr <br />ORIFICE INV: 5,298.40 <br />3" x 12"(w) <br />EL. 5,298.4 = WSEL 10 -yr <br />4" THICK CONCRETE PAD <br />5'x5' CENTERED ON <br />ORIFICE <br />\ <br />4. <br />298.75 <br />777t7""7 2' CURB CU <br />AND COBBLE <br />CHANNEL <br />‘• 100 -YR WSE <br />5299.0 <br />1-5/8"(h)x3"(L) ORIFICE <br />CAST IN PLACE <br />CENTROID ELEV: 5,296.07 <br />TRASH RACK <br />NEENAH R -7512-A <br />OR EQUAL, BOLT <br />TO OUTLET <br />A • <br />1 II II II II II II II II H <br />A - 100 YR <br />/ <br />/ - 10 YR <br />STD DRIVE RAMP <br />REPLACE EXISTING <br />WALK WITH 8" <br />THICK CONCRETE <br />\ <br />TO NEAREST JOINT <br />OVERFLOW <br />ELEV:5299.6 <br />SPILL/CATCH <br />TRANSITION 5' <br />AROUND NOSE (TYP) <br />OPEN GOITER <br />il THROUGH ISLAND J <br />1 <br />36" <br />EMERGENCY OVERFLOW <br />EL. 5,299.65 = GUTTER FLOW LINE <br />4 <br />A <br />A .1 <br />• <br />• <br />LIGHT DUTY METAL GRATE <br />NEENAH R-4834 GRATE & R-4899 <br />FRAME OR APPROVED EQUIVALENT <br />t. SQUARE INLET BOX - 3' X 3' <br />6" THICK REINF. CONCRETE WALLS & BASE <br />INSTALL ALUMINUM STEPS @ 18" O.C. ON INSIDE <br />OF INLET ADJACENT TO OPENINGS. <br />> ° <br />, <br />I- <br />A <br />4* ' <br />• <br />• - le • 111-- <br />e ' <br />DETENTION POND OUTLET <br />N.T.S <br />CONNECT 12" INV EL:5295.34 <br />2' COBBLE <br />SWALE <br />REVISION <br />• <br />• <br />; <br />MANIA II <br />.P.. ""••• <br />*UAW% <br />, \ <br />\ / „ <br />HISTORICBASIN 1 <br />. , <br />;•.' <br />300.00tw <br />C088L 299.30t <br />....... <br />.... <br />6'430,E <br />S80° <br />V <br />1 <br />99 - <br />MAPLE GROVE DITCH <br />OPEN CHANNEL <br />APPV DATE <br />S80°06, -- <br />43"E- <br />Design 18 Drawn a8 <br />Checked 18 Checked JLB <br />Date 10/04/04 <br />Job No. 1183 <br />9- 11831 <br />ST/L-1 <br />193.64, <br />300.00tw <br />STEP <br />1_1/4/ 300.00tw <br />• --- <br />• <br />N",„, INSTALL TYPE 13 INLET <br />RIM ELEV:5298.23 <br />INV OUT: 5297.10 <br />226,96, <br />918 ELDORADO LANE <br />LOUISVILLE, COLORADO 80027 <br />PHONE: 303.604.1634 <br />FAX: 303.604.1674 <br />R=23.00' <br />L=45.56' <br />Tan=35.08' <br />Delta=113°29'57" <br />N43°08'19"E 38.47' <br />fNS/A/fERIN6' <br />11, <br />••11•1111/11••••• <br />-,.•, • 1, ,`• <br />INyiilfS COA'51/ITAN'75'K''";" <br />Civil Engineers <br />20 <br />0 <br />OUTLET PIPE <br />18" RCP <br />DRAINAGE <br />CONTOURS (1') (EX.) <br />(PROP.) <br />EX. CURB & GUTTER <br />CURB AND GUTTER <br />CATCH PAN <br />SPILL PAN <br />CONCRETE PAVEMENT <br />RETAINING WALL <br />DRAINAGE CHASE <br />EX. STORMLINE <br />PROP. STORMLINE <br />FLOW DIRECTION <br />SPOT ELEVATIONS <br />DESIGN POINT <br />BASIN BOUNDARY <br />TIME OF CONCENTRATION <br />BASIN DESIGNATION <br />WIDTH PER <br />PLAN <br />ROCK LINER FILTER FABRIC <br />KEYED INTO COBBLE <br />PLAN LEGEND <br />A. •• <br />\01.95FL FLOWLINE <br />\01.95HP HIGH POINT <br />MINOR <br />12" THICK COBBL <br />000 (40,noir '7°00 0 <br /><Doc') inte:70c7;0700000o0C7ood <br />000 <br />E BLANKET <br />ROCK LINER FILTER FABRIC <br />BETWEEN COBBLE AND BANK SOILS <br />NOTE: <br />1. ROCK LINER FILTER FABRIC SHALL CONSIST OF A NON -WOVEN, POLYPROPYLENE <br />TYPE FABRIC SUCH AS: AMOCO 4553 NON -WOVEN GEOTEXTILE FABRIC OR <br />APPROVED EQUAL. <br />1"=20' <br />20 <br />40 <br />SCALE FEET <br />(WHEN PLOTTED ON 24"x36") <br />TRICKLE CHANNEL -COBBLE <br />N. T. S <br />STORM DRAIN SUMMARY <br />DRAIN SIZE <br />ID (n) <br />ST/L-1 18 RCP <br />ST/L-2 19x30 HERCP <br />'TYPE LENGTH SLOPE DESIGN Q <br />(ft) (%) (cfs) <br />16.3 1.0 1.1 <br />48.4 0.5 2.6 <br />DETENTION SUMMARY <br />BASIN <br />ID <br />SITE <br />BASIN <br />POND AREA POND <br />ID (ac) INV <br />A 1.26 5296.00 <br />(1.11 SITE) <br />RUNOFF SUMMARY <br />BASIN DESIGN AREA <br />ID PT (ac) <br />H (SITE) 1 1.11 <br />H(TRIBUTARY) 1 1.30 <br />S (SITE) 1 <br />S (TRIBUTARY) 1 <br />A 1 <br />A (INCL 0/S) 1 <br />2 <br />B (INCL 0/S) 2 <br />• 3 <br />• 4 <br />1.11 <br />1.30 <br />0.41 <br />0.59 <br />0.43 <br />0.44 <br />0.25 <br />0.04 <br />02 <br />(oft) <br />0.2 <br />0.2 <br />1.4 <br />1.6 <br />0.4 <br />0.4 <br />0.6 <br />0.6 <br />0.7 <br />0.1 <br />Vig <br />(cf) <br />2,553 <br />* - DETAINED, FOR REFERENCE ONLY <br />Qop <br />(cfs) <br />3.4 <br />3.9 <br />6.0 <br />6.3 <br />2.0 <br />2.8 <br />2.6 <br />2.6 <br />2.1 <br />0.3 <br />WS,„ <br />ELEV (cfs) <br />5,298.4 0.26 <br />c-- <br />5207 <br />X\01.95E0A <br />\01.95GRD <br />EDGE OF ASPHALT <br />FINISHED GRADE <br />DEVELOPED <br />HISTORIC <br />BASIN <br />TE <br />Q r 1 0 <br />DETAINED <br />(y/n) <br />MASTER GRADING AND DRAINAGE PLAN <br />LOT 1, BLOCK 1, BUSINESS CENTER AT CTC <br />NE CORNER OF ARTHUR AVENUE AND CHERRY STREET <br />CITY OF LOUISVILLE, COUNTY OF BOULDER, STATE OF COLORADO <br />0.93 <br />0.9 <br />MAJOR <br />V100 WS,„„ <br />(cf) ELEV <br />4,464 5299.0 <br />100 YR COERR <br />YR COEFF. <br />CITY OF LOUISVILLE <br />APPROVAL <br />By <br />Date: <br />Document Approval Expires: <br />This document was reviewed for conformance with City of <br />Louisville Design and Construction Standards. City approval <br />_does not relieve owners, design engineer, or controactor of <br />responsibility to correct errors or ommissioins relating to <br />this document. <br />. 111.11 1 1111111111111141 III 111111 11111111111•11111111 <br />SHEET <br />MDP 1 <br />OF 1 SHEETS <br />©COPYRIGHT JIB ENGINEERING CONSULTANTS <br />