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08.LaMettry - Rate (PRE-DEV) - 061815
Pre-Development WET-EX EXISTING WETLAND Routing Diagram for 04.LaMettry - 061815 Prepared by Sathre-Bergquist, Inc., Printed 6/18/2015 HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Subcat Reach Pond Link PRE-DEVELOPMENT 04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 2HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Area Listing (selected nodes) Area (acres) CN Description (subcatchment-numbers) 28.860 58 Meadow, non-grazed, HSG B (WET-EX) 28.860 58 TOTAL AREA PRE-DEVELOPMENT 04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 3HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Soil Listing (selected nodes) Area (acres) Soil Group Subcatchment Numbers 0.000 HSG A 28.860 HSG B WET-EX 0.000 HSG C 0.000 HSG D 0.000 Other 28.860 TOTAL AREA PRE-DEVELOPMENT Atlas 14 24-hr S0 2-yr Rainfall=2.80"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 4HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Summary for Subcatchment WET-EX: EXISTING WETLAND Runoff = 2.62 cfs @ 12.56 hrs, Volume= 0.511 af, Depth= 0.21" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-120.00 hrs, dt= 0.01 hrs Atlas 14 24-hr S0 2-yr Rainfall=2.80" Area (ac) CN Description 28.860 58 Meadow, non-grazed, HSG B 28.860 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 22.9 300 0.0650 0.22 Sheet Flow, GRASS Grass: Dense n= 0.240 P2= 2.80" 3.1 626 0.0500 3.35 Shallow Concentrated Flow, Grassed Waterway Kv= 15.0 fps 26.0 926 Total Subcatchment WET-EX: EXISTING WETLAND Runoff Hydrograph Time (hours) 12011511010510095908580757065605550454035302520151050 Fl o w ( c f s ) 2 1 0 Atlas 14 24-hr S0 2-yr Rainfall=2.80" Runoff Area=28.860 ac Runoff Volume=0.511 af Runoff Depth=0.21" Flow Length=926' Tc=26.0 min CN=58 2.62 cfs PRE-DEVELOPMENT Atlas 14 24-hr S0 2-yr Rainfall=2.80"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 5HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Hydrograph for Subcatchment WET-EX: EXISTING WETLAND Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 0.00 0.00 0.00 0.00 2.00 0.04 0.00 0.00 4.00 0.10 0.00 0.00 6.00 0.16 0.00 0.00 8.00 0.25 0.00 0.00 10.00 0.40 0.00 0.00 12.00 1.58 0.00 0.00 14.00 2.40 0.11 0.81 16.00 2.55 0.15 0.41 18.00 2.64 0.17 0.31 20.00 2.70 0.19 0.23 22.00 2.76 0.20 0.20 24.00 2.80 0.21 0.18 26.00 2.80 0.21 0.00 28.00 2.80 0.21 0.00 30.00 2.80 0.21 0.00 32.00 2.80 0.21 0.00 34.00 2.80 0.21 0.00 36.00 2.80 0.21 0.00 38.00 2.80 0.21 0.00 40.00 2.80 0.21 0.00 42.00 2.80 0.21 0.00 44.00 2.80 0.21 0.00 46.00 2.80 0.21 0.00 48.00 2.80 0.21 0.00 50.00 2.80 0.21 0.00 52.00 2.80 0.21 0.00 54.00 2.80 0.21 0.00 56.00 2.80 0.21 0.00 58.00 2.80 0.21 0.00 60.00 2.80 0.21 0.00 62.00 2.80 0.21 0.00 64.00 2.80 0.21 0.00 66.00 2.80 0.21 0.00 68.00 2.80 0.21 0.00 70.00 2.80 0.21 0.00 72.00 2.80 0.21 0.00 74.00 2.80 0.21 0.00 76.00 2.80 0.21 0.00 78.00 2.80 0.21 0.00 80.00 2.80 0.21 0.00 82.00 2.80 0.21 0.00 84.00 2.80 0.21 0.00 86.00 2.80 0.21 0.00 88.00 2.80 0.21 0.00 90.00 2.80 0.21 0.00 92.00 2.80 0.21 0.00 94.00 2.80 0.21 0.00 96.00 2.80 0.21 0.00 98.00 2.80 0.21 0.00 100.00 2.80 0.21 0.00 Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 102.00 2.80 0.21 0.00 104.00 2.80 0.21 0.00 106.00 2.80 0.21 0.00 108.00 2.80 0.21 0.00 110.00 2.80 0.21 0.00 112.00 2.80 0.21 0.00 114.00 2.80 0.21 0.00 116.00 2.80 0.21 0.00 118.00 2.80 0.21 0.00 120.00 2.80 0.21 0.00 PRE-DEVELOPMENT Atlas 14 24-hr S0 10-yr Rainfall=4.20"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 6HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Summary for Subcatchment WET-EX: EXISTING WETLAND Runoff = 15.77 cfs @ 12.40 hrs, Volume= 1.822 af, Depth= 0.76" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-120.00 hrs, dt= 0.01 hrs Atlas 14 24-hr S0 10-yr Rainfall=4.20" Area (ac) CN Description 28.860 58 Meadow, non-grazed, HSG B 28.860 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 22.9 300 0.0650 0.22 Sheet Flow, GRASS Grass: Dense n= 0.240 P2= 2.80" 3.1 626 0.0500 3.35 Shallow Concentrated Flow, Grassed Waterway Kv= 15.0 fps 26.0 926 Total Subcatchment WET-EX: EXISTING WETLAND Runoff Hydrograph Time (hours) 12011511010510095908580757065605550454035302520151050 Fl o w ( c f s ) 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Atlas 14 24-hr S0 10-yr Rainfall=4.20" Runoff Area=28.860 ac Runoff Volume=1.822 af Runoff Depth=0.76" Flow Length=926' Tc=26.0 min CN=58 15.77 cfs PRE-DEVELOPMENT Atlas 14 24-hr S0 10-yr Rainfall=4.20"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 7HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Hydrograph for Subcatchment WET-EX: EXISTING WETLAND Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 0.00 0.00 0.00 0.00 2.00 0.04 0.00 0.00 4.00 0.10 0.00 0.00 6.00 0.16 0.00 0.00 8.00 0.30 0.00 0.00 10.00 0.55 0.00 0.00 12.00 2.36 0.10 0.33 14.00 3.66 0.52 2.54 16.00 3.90 0.62 1.17 18.00 4.04 0.68 0.85 20.00 4.10 0.71 0.41 22.00 4.16 0.74 0.33 24.00 4.20 0.76 0.29 26.00 4.20 0.76 0.00 28.00 4.20 0.76 0.00 30.00 4.20 0.76 0.00 32.00 4.20 0.76 0.00 34.00 4.20 0.76 0.00 36.00 4.20 0.76 0.00 38.00 4.20 0.76 0.00 40.00 4.20 0.76 0.00 42.00 4.20 0.76 0.00 44.00 4.20 0.76 0.00 46.00 4.20 0.76 0.00 48.00 4.20 0.76 0.00 50.00 4.20 0.76 0.00 52.00 4.20 0.76 0.00 54.00 4.20 0.76 0.00 56.00 4.20 0.76 0.00 58.00 4.20 0.76 0.00 60.00 4.20 0.76 0.00 62.00 4.20 0.76 0.00 64.00 4.20 0.76 0.00 66.00 4.20 0.76 0.00 68.00 4.20 0.76 0.00 70.00 4.20 0.76 0.00 72.00 4.20 0.76 0.00 74.00 4.20 0.76 0.00 76.00 4.20 0.76 0.00 78.00 4.20 0.76 0.00 80.00 4.20 0.76 0.00 82.00 4.20 0.76 0.00 84.00 4.20 0.76 0.00 86.00 4.20 0.76 0.00 88.00 4.20 0.76 0.00 90.00 4.20 0.76 0.00 92.00 4.20 0.76 0.00 94.00 4.20 0.76 0.00 96.00 4.20 0.76 0.00 98.00 4.20 0.76 0.00 100.00 4.20 0.76 0.00 Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 102.00 4.20 0.76 0.00 104.00 4.20 0.76 0.00 106.00 4.20 0.76 0.00 108.00 4.20 0.76 0.00 110.00 4.20 0.76 0.00 112.00 4.20 0.76 0.00 114.00 4.20 0.76 0.00 116.00 4.20 0.76 0.00 118.00 4.20 0.76 0.00 120.00 4.20 0.76 0.00 PRE-DEVELOPMENT Atlas 14 24-hr S0 100-yr Rainfall=7.30"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 8HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Summary for Subcatchment WET-EX: EXISTING WETLAND Runoff = 60.47 cfs @ 12.34 hrs, Volume= 6.290 af, Depth= 2.62" Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-120.00 hrs, dt= 0.01 hrs Atlas 14 24-hr S0 100-yr Rainfall=7.30" Area (ac) CN Description 28.860 58 Meadow, non-grazed, HSG B 28.860 100.00% Pervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 22.9 300 0.0650 0.22 Sheet Flow, GRASS Grass: Dense n= 0.240 P2= 2.80" 3.1 626 0.0500 3.35 Shallow Concentrated Flow, Grassed Waterway Kv= 15.0 fps 26.0 926 Total Subcatchment WET-EX: EXISTING WETLAND Runoff Hydrograph Time (hours) 12011511010510095908580757065605550454035302520151050 Fl o w ( c f s ) 65 60 55 50 45 40 35 30 25 20 15 10 5 0 Atlas 14 24-hr S0 100-yr Rainfall=7.30" Runoff Area=28.860 ac Runoff Volume=6.290 af Runoff Depth=2.62" Flow Length=926' Tc=26.0 min CN=58 60.47 cfs PRE-DEVELOPMENT Atlas 14 24-hr S0 100-yr Rainfall=7.30"04.LaMettry - 061815 Printed 6/18/2015Prepared by Sathre-Bergquist, Inc. Page 9HydroCAD® 10.00-13 s/n 03665 © 2014 HydroCAD Software Solutions LLC Hydrograph for Subcatchment WET-EX: EXISTING WETLAND Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 0.00 0.00 0.00 0.00 2.00 0.05 0.00 0.00 4.00 0.12 0.00 0.00 6.00 0.20 0.00 0.00 8.00 0.39 0.00 0.00 10.00 0.84 0.00 0.00 12.00 4.03 0.68 12.64 14.00 6.47 2.05 8.95 16.00 6.91 2.35 2.51 18.00 7.10 2.48 1.72 20.00 7.18 2.53 0.75 22.00 7.25 2.58 0.61 24.00 7.30 2.62 0.51 26.00 7.30 2.62 0.00 28.00 7.30 2.62 0.00 30.00 7.30 2.62 0.00 32.00 7.30 2.62 0.00 34.00 7.30 2.62 0.00 36.00 7.30 2.62 0.00 38.00 7.30 2.62 0.00 40.00 7.30 2.62 0.00 42.00 7.30 2.62 0.00 44.00 7.30 2.62 0.00 46.00 7.30 2.62 0.00 48.00 7.30 2.62 0.00 50.00 7.30 2.62 0.00 52.00 7.30 2.62 0.00 54.00 7.30 2.62 0.00 56.00 7.30 2.62 0.00 58.00 7.30 2.62 0.00 60.00 7.30 2.62 0.00 62.00 7.30 2.62 0.00 64.00 7.30 2.62 0.00 66.00 7.30 2.62 0.00 68.00 7.30 2.62 0.00 70.00 7.30 2.62 0.00 72.00 7.30 2.62 0.00 74.00 7.30 2.62 0.00 76.00 7.30 2.62 0.00 78.00 7.30 2.62 0.00 80.00 7.30 2.62 0.00 82.00 7.30 2.62 0.00 84.00 7.30 2.62 0.00 86.00 7.30 2.62 0.00 88.00 7.30 2.62 0.00 90.00 7.30 2.62 0.00 92.00 7.30 2.62 0.00 94.00 7.30 2.62 0.00 96.00 7.30 2.62 0.00 98.00 7.30 2.62 0.00 100.00 7.30 2.62 0.00 Time (hours) Precip. (inches) Excess (inches) Runoff (cfs) 102.00 7.30 2.62 0.00 104.00 7.30 2.62 0.00 106.00 7.30 2.62 0.00 108.00 7.30 2.62 0.00 110.00 7.30 2.62 0.00 112.00 7.30 2.62 0.00 114.00 7.30 2.62 0.00 116.00 7.30 2.62 0.00 118.00 7.30 2.62 0.00 120.00 7.30 2.62 0.00