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I <br /> 1 <br /> Drainage Area: developed <br /> Hyd Method: SBUH Hyd Loss Method: SCS CN Number <br /> I Peak Factor. 484.00 SCS Abs: 0.20 <br /> Storm Dur 24.00 hrs <br /> Area CN TC <br /> I Pervious 0.9100 ac 86.00 0.33 hrs <br /> Impervious 17.2600 ac 98.00 0.33 hrs <br /> Total 18.1700 ac <br /> Supporting Data: <br /> I Pervious CN Data: <br /> landscaping 86.00 0.9100 ac <br /> Impervious CN Data: <br /> pavement&buildings 98.00 17.2600 ac <br /> I Pervious TC Data: <br /> Flow type: Description: Length: Slope: Coeff: Travel Time <br /> Sheet Prototype tc just to have something 300.00 ft 7.00% 0.0110 2.54 min <br /> I Shallow Prototype 1386.00 ft 7.00% 5.0000 17.46 min <br /> Impervious TC Data: <br /> Flow type: Description: Length: Slope: Coeff: Travel Time <br /> Sheet 300.00 ft 7.00% 0.0110 2.54 min <br /> I Shallow 1386.00 ft 7.00% 5.0000 17.46 min <br /> 8 month Flow Time Volume <br /> Summary: 2.7162 cfs 8.00 hrs 49581.39 cf- 1.1382 acft <br /> I HYDLIST SUMMARY <br /> [2 year total outflow] [2 yr-18" Inlet-OutHyd] [2 yr-Powder Mill Guich-OutHyd] [10 year total <br /> outflow] [10 yr-18"Inlet-OutHyd] [10 yr-Powder Mill Gulch-OutHyd] [100 year total outflow] [100 yr-18" <br /> I Inlet-OutHyd] [100 yr-Powder Mill Gulch-OutHyd] <br /> LSTEND <br /> HydID Peak Q Peak T Peak Vol Cont Area <br /> I <br /> 2 year total outflow (cfs) <br /> 0.21 (hrs) <br /> 24.50 (ac-ft) <br /> 1.9489 (ac) <br /> 18.1700 <br /> 2 yr-18"Inlet-OutHyd 0.05 24.50 0.5067 0.0000 <br /> 2 yr-Powder Mill Gulch-OutHyd 0.15 24.50 1.4422 0.0000 <br /> 10 year total outflow 1.28 15.67 2.9848 18.1700 <br /> I 10 yr-18"Inlet-OutHyd 0.33 15.67 0.7761 0.0000 <br /> 10 yr-Powder Mill Guich-OutHyd 0.94 15.67 2.2087 0.0000 <br /> 100 year total outflow 3.01 10.33 4.4793 18.1700 <br /> 100 yr-18"Inlet-OutHyd 0.78 10.33 1.1846 0.0000 <br /> I100 yr-Powder Mill Gulch-OutHyd 2.23 10.33 3.3146 0.0000 <br /> STORLIST <br /> [Trap1] <br /> 1 LSTEND <br /> I <br /> I <br /> I <br /> I <br />