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<br />'. <br /> <br />580TRAMM Type /I 24-hr Rainfal/=5.90" <br />Prepared by PLOWE ENGINEERING, INC. Page 3 <br />. HydroCAOO 6.00 sin 001574 @ 1986-2001 Applied Microcomputer Systems 10/7102 <br /> <br />Pond 1P: (POND 1) <br /> <br />Inflow = <br />Outflow = <br />Primary = <br /> <br />4.11 cfs @ 11.99 hrs, Volume= <br />3.47 cfs @ 12.04 hrs, Volume= <br />3.47 cfs@ 12.04 hrs, Volume= <br /> <br />0.205 af <br />0.174 af, Atten= 16%, Lag= 3.1 min <br />0.174 af <br /> <br />Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs <br /> <br />Peak Elev= 880.18' Storage= 2,346 cf <br />Plug-Flow detention time= 79.3 min calculated for 0.174 af (85% of inflow) <br />Storage and wetted areas determined by Prismatic sections <br /> <br />Elevation <br />(feet) <br />877.00 <br />878.00 <br />880.00 <br />880.50 <br /> <br />Surf.Area <br />(sq-ft) <br />44 <br />380 <br />1 ,464 <br />1,800 <br /> <br />Inc. Store <br />(cubic-feet) <br />o <br />212 <br />1,844 <br />816 <br /> <br />Primary OutFlow (Free Discharge) <br />t..1=Culvert <br /> <br />. <br /> <br /># Routing <br />1 Primary <br /> <br />Cum.Store <br />(cubic-feet) <br />o <br />212 10141+"> \2.,7'1.,;J <br />2,056 ~- <br />2,872 <br /> <br />Invert Outlet Devices <br />879.10' 18.0" x 52.0' long Culvert <br />RCP, rounded edge headwall, Ke= 0.100 <br />Outlet Invert= 879.00' S= 0.0019 'r n= 0.012 Cc= 0.900 <br /> <br />Pond 2P: POND 2 <br /> <br />[79] Warning: Submerged Pond 1 P Primary device # 1 INLET by 0.35' <br /> <br />Inflow = <br />Outflow = <br />Primary = <br /> <br />5.30 cfs @ 12.01 hrs, Volume= <br />1.07 cfs @ 12.32 hrs, Volume= <br />1.07 cfs @ 12,32 hrs, Volume= <br /> <br />0.268 af <br />0.161 af, Atten= 80%, Lag= 18.5 min <br />0.161 af <br /> <br />Routing by Stor-Ind method, Time Span= 5.00-20,00 hrs, dt= 0.05 hrs <br /> <br />Peak Elev= 879.45' Storage= 5,977 cf <br />Plug-Flow detention time= 145.5 min calculated for 0.161 af (60% of inflow) <br />Storage and wetted areas determined by Prismatic sections <br /> <br />Elevation <br />(feet) <br />876.00 <br />878.00 <br />879.00 <br />880.00 <br /> <br />Surf.Area <br />(sq-ft) <br />276 <br />1,548 <br />3,288 <br />4,400 <br /> <br />Inc. Store <br />(cubic-feet) <br />o <br />1,824 <br />2,418 <br />3,844 <br /> <br />. Primary OutFlow (Free Discharge) <br />t..1=Culvert <br /> <br />Cum.Store <br />(cubic-feet) <br />o <br />1,824 <br />4,242 - <br />8,086 <br /> <br />,-' -~.~.~ <br />, <br /> <br />i(~;,~ --") ; !..c."'") <br />~ <br /> <br />. <br />".' "~I_,'4+4:::cL2 <br />/+vA'l--i.- <br />~ S' ') s-;~ <br /> <br />-> '---- <br /> <br />----- <br />