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HomeMy WebLinkAboutWPO201500062 Calculations Minor Amendment 2016-03-31 Glemore Lots 24-27 Extended Detention Basin- AMENDED REVISED BasinFlow printout INPUT: Basin: Glenmore Lots 24-27 Extended Detention Basin- AMENDED 10 Contour Areas Elevation(ft) Area(sf) Computed Vol . (cy) 342.00 1082.00 0.0 344.00 1817.00 106.2 346.00 2997.00 282.7 348.00 4557.00 560. 5 350.00 6782.00 977.7 351.00 8154.00 1253.9 352.00 9528.00 1581.0 353.00 11388.00 1967.8 354.00 13759.00 2432.8 356.00 18070.00 3608.1 Start_Elevation(ft) 342.00 Vol . (cy) 0.00 4 Outlet Structures Outlet structure 0 Orifice name: 30hr Drawdown Orifice- NEW area (sf) 0.049 diameter or depth (in) 3.000 width for rect. (in) 0.000 coefficient 0.600 invert (ft) 342.000 multiple 1 discharge into riser Outlet structure 1 orifice name: Mid-Flow Orifice- NEW area (sf) 0.785 diameter or depth (in) 12.000 width for rect. (in) 0.000 coefficient 0.600 invert (ft) 346.630 multiple 3 discharge into riser Outlet structure 2 culvert name: 36" Barrel- EXISTING multiple 1 discharge out of riser D (in) 36.000 h (in) 0.000 Length (ft) 137.000 Slope 0.005 Manning's n 0.013 Inlet coeff. Ke 0.500 Equation constant set 3 Invert (ft) 335.300 Outlet structure 3 Weir name: 42" Riser- RAISED diameter (in) 42.000 side angle 0.000 Page 1 Nore *4101, Glemore Lots 24-27 Extended Detention Basin- AMENDED REVISED coefficient 3.000 invert (ft) 351.510 multiple 1 discharge into riser transition at (ft) 1.170 orifice coef. 0.500 orifice area (sf) 9.621 3 Inflow Hydrographs Hydrograph 0 SCS name: 2-yr 24-hr Peak SCS Storm Area (acres) 16.050 CN 73.400 Type 2 rainfall , P (in) 3.700 time of conc. (hrs) 0.2100 time increment (hrs) 0.0200 time limit (hrs) 30.000 fudge factor 1.00 routed true peak flow (cfs) 23.079 peak time (hrs) 11.982 volume (cy) 2891.709 Hydrograph 1 SCS name: 10-yr 24-hr Peak SCS Storm Area (acres) 16.050 CN 73.400 Type 2 rainfall , P (in) 5.600 time of conc. (hrs) 0.2100 time increment (hrs) 0.0200 time limit (hrs) 30.000 fudge factor 1.00 routed true peak flow (cfs) 48.114 peak time (hrs) 11.982 volume (cy) 6028.639 Hydrograph 2 SCS name: 100-yr 24-hr Peak SCS Storm Area (acres) 16.050 CN 73.400 Type 2 rainfall , P (in) 9.100 time of conc. (hrs) 0.2100 time increment (hrs) 0.0200 time limit (hrs) 30.000 fudge factor 1.00 routed true peak flow (cfs) 100.578 peak time (hrs) 11.982 volume (cy) 12602.309 OUTPUT: Routing Method: storage-indication Hydrograph 0 Routing Summary of Peaks: 2-yr 24-hr Peak SCS storm Page 2 Glemore Lots 24-27 Extended Detention Basin- AMENDED REVISED inflow (cfs) 23.062 at 11.98 (hrs) discharge (cfs) 15.919 at 12.10 (hrs) water level (ft) 348.951 at 12.10 (hrs) storage (cy) 738.266 Hydrograph 1 Routing Summary of Peaks: 10-yr 24-hr Peak SCS Storm inflow (cfs) 48.079 at 11.98 (hrs) discharge (cfs) 24.846 at 12.14 (hrs) water level (ft) 351.551 at 12.14 (hrs) storage (cy) 1427.889 Hydrograph 2 Routing Summary of Peaks: 100-yr 24-hr Peak SCS Storm inflow (cfs) 100.505 at 11.98 (hrs) discharge (cfs) 81.120 at 12.06 (hrs) water level (ft) 353.332 at 12.06 (hrs) storage (cy) 2112.510 Thu Mar 31 10:40:21 EDT 2016 Page 3 * tal iwR0 S}{Pxr (✓ : AIzrA ,c,U5 AC, ii�l+sE * At ,a 7/Mt CON+GCNrritiVr::c z 0,al Nncs, SINIOI -)t- Vp.e 0 'Pe e-,kv; C_N VALu.E: = Is/ (sozi_-1,0,':. ) ___0,7-,4 ti) nal'5 ARE-A (4.50 AC raa. LOSS g.4-an i,,Vt (.- A()Qp.r..hv ?DA-Q::v. CN 1UAL4c r73, was Ass`Aoieo "To BE W0065 2w1 C'mi) Cov rtzdy SCE Ac w.c: .� t c EE'i 11 ,,, 1_c( ,,,,g. :)csIGI,j 5-\-thm (fook(N.1 VfoieksNe-u Co.arrzo,..1) . P= 3,5 'vrK 's C�.A,= 16.o5,rc. r 5 1 -t0 = O,ga5\ r�+a ts.c = 9.0-2 : ao4 _ d i cN \.01 ••,,fxCFieS \'I ( = 1705 csw+fty, (4ie- 3.5 wit , QQ 'ti 7�,uk Usti-04,1“' • t Oki (\,o'1)(0,0a5+) 1q.t-l5 54Ys scc--scw �3� ,;LkNeoC No Co '01:r4em 'SttAtx 6C C2GR'T*A 1"" ,� pEa � VAS aS-�qo- ,�u�wo�b QA-1K-Cleve Loo G1) N0Q SItAL1 ©t .'.tLcixo ', REAvitto 11E Les% Tt1A,Jr -f1-i6. cALcuiAic,, 1.N 'Tbi ' c®W1`Ccti CREsr x"' st,/Mbe.cc4.vco,J) * Qom. '-c. R.--°eV. '7,+S si '1'1.45 iN=y 7 4 in CAtort£SrXRV r-) (92 ►.oh 0t s1S CA�wvti ='cw'S r4N ,E � 1.a) --.�,, of TR-5eauu a-3 Irl. 3`i s CO s \)t.,-u. ' ,,= C�-(0.'a)5T . w�4R1r ?=3.s�, p�p.a)s s= co -io • __1_°QO _10 t,a O '13.y •t ?eft `i VAC as_8r10-66, -,4,xs oevetoK'r,iENrc "2. 3,6a kAN1OER NC c,q► 71-zw4 Si Ali. RE t D It 0C-TM-' EU)," bevc—,,,,,0 lie, 1- 4cAtz p sxi6N SlaRM FLrNw of 0,34 *.ties, 74-‘ Rretascp A 1kEivor t: tkc c.t:nsfs R t-y c.A0 e,tr:.sz 4A) S'CbWM cu.—It—Lop, Of ri,tS f43/S . uP (16 MzN, R6ccwanR�;A.t6Macey it)RA0.20,71' �wGG Nb tn� Arccia1141acw% VSi F c,va • usr-\rccae.lraec e.:N6 5rc_-hq \(\at ceu;1:c\MIC,a L uL QoAa\.) 1.5 wNEd � .C - = a V ,3 c a i L1 ii .S011:*36c0 08000 s = 0.03 E'tY�S Vz Q _ 0,039 I 'rwwOycb 0.64 k (0.C2 SS`'L'N�S NG To 0a.i4l({.$� 3 x WgVI O...0066J f .NH�i' a J 0.= '�' PP^a p.67066 �� _ 0,0 46 NA: h 0,5S .ln,