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BTI Existing 25year
EARLBTIEDA-1BTIEDA-2BTIEDA-3BTIEDA-4BTIEDA-5BTIPRINCEBTIDP1DP2DP3DP4DP5TOTALDrainage Diagram for ExistingBTI New StormsPrepared by Tighe&Bond 12/3/2007HydroCAD® 8.00 s/n 003772 © 2006 HydroCAD Software Solutions LLCSubcatReachPondLinkExistingBTI New StormsPage 2Prepared by Tighe&Bond12/3/2007HydroCAD® 8.00 s/n 003772 © 2006 HydroCAD Software Solutions LLCArea Listing (all nodes)Area (acres)CNDescription (subcats)2.700 30 Woods, Good, HSG A (EDA-1)9.300 39 >75% Grass cover, Good, HSG A (EDA-1,EDA-3,EDA-4)0.500 55 Woods, Good, HSG B (EDA-1,EDA-2)12.600 61 >75% Grass cover, Good, HSG B (EDA-2,EDA-3,EDA-4,EDA-5)6.800 70 Woods, Good, HSG C (EDA-1,EDA-2)34.800 74 >75% Grass cover, Good, HSG C (EARL,EDA-1,EDA-2,EDA-3,EDA-4,EDA-5,PRINCE)0.600 85 Gravel roads, HSG B (EDA-5)0.200 89 Gravel roads, HSG C (EDA-3)12.300 98 Paved parking & roofs (EARL,EDA-1,EDA-2,EDA-5,PRINCE)7.100 98 Paved roads w/curbs & sewers (EDA-3,EDA-4) 86.900 Type III 24-hr 25 Year Rainfall=5.15"ExistingBTI New StormsPage 3Prepared by Tighe&Bond12/3/2007HydroCAD® 8.00 s/n 003772 © 2006 HydroCAD Software Solutions LLCTime span=0.00-24.00 hrs, dt=0.03 hrs, 801 pointsRunoff by SCS TR-20 method, UH=SCSReach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind methodRunoff Area=1.000 ac Runoff Depth>3.81"Subcatchment EARL: BTI Tc=6.0 min CN=88 Runoff=4.33 cfs 0.317 afRunoff Area=16.800 ac Runoff Depth>1.90"Subcatchment EDA-1: BTI Flow Length=750' Tc=10.1 min CN=67 Runoff=31.52 cfs 2.665 afRunoff Area=22.600 ac Runoff Depth>2.57"Subcatchment EDA-2: BTI Flow Length=680' Tc=10.4 min CN=75 Runoff=58.41 cfs 4.833 afRunoff Area=22.400 ac Runoff Depth>2.06"Subcatchment EDA-3: BTI Flow Length=1,110' Tc=14.9 min CN=69 Runoff=40.12 cfs 3.845 afRunoff Area=11.000 ac Runoff Depth>2.06"Subcatchment EDA-4: BTI Flow Length=430' Tc=9.0 min CN=69 Runoff=23.46 cfs 1.891 afRunoff Area=11.600 ac Runoff Depth>2.74"Subcatchment EDA-5: BTI Flow Length=780' Tc=10.9 min CN=77 Runoff=31.66 cfs 2.652 afRunoff Area=1.500 ac Runoff Depth>4.56"Subcatchment PRINCE: BTI Tc=6.0 min CN=95 Runoff=7.32 cfs 0.571 af Inflow=31.52 cfs 2.665 afLink DP1: Primary=31.52 cfs 2.665 af Inflow=58.41 cfs 4.833 afLink DP2: Primary=58.41 cfs 4.833 af Inflow=44.06 cfs 4.416 afLink DP3: Primary=44.06 cfs 4.416 af Inflow=23.46 cfs 1.891 afLink DP4: Primary=23.46 cfs 1.891 af Inflow=35.03 cfs 2.969 afLink DP5: Primary=35.03 cfs 2.969 af Inflow=189.61 cfs 16.775 afLink TOTAL: Primary=189.61 cfs 16.775 afTotal Runoff Area = 86.900 ac Runoff Volume = 16.775 af Average Runoff Depth = 2.32"77.68% Pervious Area = 67.500 ac 22.32% Impervious Area = 19.400 ac