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Draft Grant Street Feasibility Study part twoPre- Watermain_ClearedChannel_2Node MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method SubcatchmentE1: Runoff Area =1.419 ac 40.52% Impervious Runoff Depth = 0.68" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.18 cfs 0.081 of SubcatchmentE1.5: Runoff Area =2.424 ac 31.35% Impervious Runoff Depth = 0.56" Flow Length =411' Tc =10.1 min CN =73 Runoff =1.88 cfs 0.112 of SubcatchmentE2: Runoff Area =3.518 ac 41.76% Impervious Runoff Depth = 0.68" Flow Length =832' Tc =25.0 min CN =76 Runoff =2.19 cfs 0.200 of SubcatchmentE3: Runoff Area =0.456 ac 51.75% Impervious Runoff Depth = 0.88" Tc =10.0 min CN =80 Runoff =0.61 cfs 0.033 of SubcatchmentE4: Runoff Area =0.318 ac 60.69% Impervious Runoff Depth= 1.04" Tc =10.0 min CN =83 Runoff =0.51 cfs 0.028 of SubcatchmentE5: Runoff Area =1.832 ac 19.27% Impervious Runoff Depth = 0.38" Flow Length =615' Tc =14.5 min CN =68 Runoff =0.68 cfs 0.058 of SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.24" Tc =10.0 min CN =63 Runoff =0.13 cfs 0.013 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth = 0.82" Flow Length =320' Tc =8.0 min CN =79 Runoff =2.35 cfs 0.117 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.48" Flow Length =490' Tc =17.5 min CN =71 Runoff =0.89 cfs 0.075 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.52" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =7.01 cfs 0.863 of Reach 1 R: Cleared Channel Avg. Flow Depth =0.62' Max Vet =1.00 fps Inflow =3.49 cfs 0.493 of n =0.100 L= 100.0' S= 0.0125 T Capacity =81.91 cfs Outflow =3.44 cfs 0.493 of Pond E1.5P: Peak Elev= 965.21' Storage =0.018 of Inflow =1.88 cfs 0.112 of Outflow =1.66 cfs 0.099 of Pond E1 P: Peak Elev= 964.93' Storage =0.000 of Inflow =1.18 cfs 0.081 of Primary=1.18 cfs 0.081 of Secondary=0.00 cfs 0.000 of Outflow =1.18 cfs 0.081 of Pond E21P: Peak Elev= 963.57' Storage =0.093 of Inflow =3.30 cfs 0.299 of Primary=0.00 cfs 0.000 of Secondary=0.92 cfs 0.294 of Tertiary=0.00 cfs 0.000 of Outflow =0.92 cfs 0.294 of Pond E2Pipe: Peak Elev= 961.88' Storage =0.001 of Inflow =1.90 cfs 0.375 of Primary=1.90 cfs 0.375 of Secondary=0.00 cfs 0.000 of Outflow =1.90 cfs 0.375 of Pond E4P: Peak Elev= 964.60' Storage =0.001 of Inflow =0.51 cfs 0.028 of Primary=0.51 cfs 0.028 of Secondary=0.00 cfs 0.000 of Outflow =0.51 cfs 0.028 of Pre- Watermain_ClearedChannel_2Node MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 Pond EOFFE -NP: Frontier Electric- N Peak Elev= 947.12' Storage =0.012 of Inflow =8.96 cfs 1.496 of Primary=8.95 cfs 1.496 of Secondary=0.00 cfs 0.000 of Outflow =8.95 cfs 1.496 of Pond EOFFE -SP: Frontier Electric- S Peak Elev= 949.99' Storage =0.040 of Inflow =8.78 cfs 1.380 of Primary=7.65 cfs 1.358 of Secondary=1.01 cfs 0.021 of Outflow =8.65 cfs 1.379 of Pond EOFFWP: MN -7 Ditch Peak Elev= 952.42' Storage =0.173 of Inflow =9.05 cfs 1.369 of Outflow =8.41 cfs 1.306 of Rii1n w[r•wiIi1exid: eavyI Inflow =3.57 cfs 0.507 of Primary=3.57 cfs 0.507 of Total Runoff Area = 34.196 ac Runoff Volume = 1.580 of Average Runoff Depth = 0.55" 68.07% Pervious = 23.277 ac 31.93% Impervious = 10.919 ac Pre- Watermain_ClearedChannel_2Node MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method SubcatchmentE1: Runoff Area =1.419 ac 40.52% Impervious Runoff Depth = 0.92" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.64 cfs 0.109 of SubcatchmentE1.5: Runoff Area =2.424 ac 31.35% Impervious Runoff Depth = 0.77" Flow Length =411' Tc =10.1 min CN =73 Runoff =2.74 cfs 0.156 of SubcatchmentE2: Runoff Area =3.518 ac 41.76% Impervious Runoff Depth = 0.92" Flow Length =832' Tc =25.0 min CN =76 Runoff =3.06 cfs 0.270 of SubcatchmentE3: Runoff Area =0.456 ac 51.75% Impervious Runoff Depth= 1.15" Tc =10.0 min CN =80 Runoff =0.81 cfs 0.044 of SubcatchmentE4: Runoff Area =0.318 ac 60.69% Impervious Runoff Depth= 1.33" Tc =10.0 min CN =83 Runoff =0.66 cfs 0.035 of SubcatchmentE5: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth = 0.56" Flow Length =615' Tc =14.5 min CN =68 Runoff =1.12 cfs 0.085 of SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.38" Tc =10.0 min CN =63 Runoff =0.27 cfs 0.021 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 1.09" Flow Length =320' Tc =8.0 min CN =79 Runoff =3.14 cfs 0.155 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.68" Flow Length =490' Tc =17.5 min CN =71 Runoff =1.35 cfs 0.106 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.73" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =10.39 cfs 1.209 of Reach 1 R: Cleared Channel Avg. Flow Depth =0.73' Max Vet =1.10 fps Inflow =4.74 cfs 0.680 of n =0.100 L= 100.0' S=0.0125'/' Capacity =81.91 cfs Outflow =4.69 cfs 0.680 of Pond E1.5P: Peak Elev= 965.24' Storage =0.019 of Inflow =2.74 cfs 0.156 of Outflow =2.62 cfs 0.143 of Pond E1 P: Peak Elev= 964.96' Storage =0.000 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.109 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.109 of Pond E21P: Peak Elev= 963.81' Storage =0.159 of Inflow =4.72 cfs 0.413 of Primary=0.00 cfs 0.000 of Secondary=0.98 cfs 0.408 of Tertiary=0.00 cfs 0.000 of Outflow =0.98 cfs 0.408 of Pond E2Pipe: Peak EIev= 962.00' Storage =0.001 of Inflow =2.38 cfs 0.517 of Primary=2.38 cfs 0.517 of Secondary=0.00 cfs 0.000 of Outflow =2.38 cfs 0.517 of Pond E4P: Peak EIev= 964.65' Storage =0.001 of Inflow =0.66 cfs 0.035 of Primary=0.65 cfs 0.035 of Secondary=0.00 cfs 0.000 of Outflow =0.65 cfs 0.035 of Pre- Watermain_ClearedChannel_2Node MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Pond EOFFE -NP: Frontier Electric- N Peak Elev= 947.58' Storage =0.017 of Inflow =13.38 cfs 2.106 of Primary= 13.37 cfs 2.105 of Secondary=0.00 cfs 0.000 of Outflow= 13.37 cfs 2.105 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.24' Storage =0.054 of Inflow =13.08 cfs 1.953 of Primary=8.47 cfs 1.795 of Secondary=4.49 cfs 0.156 of Outflow =12.95 cfs 1.951 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.54' Storage =0.200 of Inflow =13.02 cfs 1.910 of Outflow =12.47 cfs 1.847 of Rii1mlnr•wiIi1exid: eavyI Inflow =4.94 cfs 0.702 of Primary=4.94 cfs 0.702 of Total Runoff Area = 34.196 ac Runoff Volume = 2.190 of Average Runoff Depth = 0.77" 68.07% Pervious = 23.277 ac 31.93% Impervious = 10.919 ac 609S -> so9 GL GL E1.5 E2 1.5 E5 E6 Channel\ \ YYYJJJ 1 L Is\ EOflW toto M� I 301S 302S COL 1 -EDIT /COL 2 01 606 60625 p I GL6 / G 60615 604 GL 6B V-�� 603S 603 o-� EoFFE -n Frontier ectnc - N eorre -s 605 �— 605S GL GI-5 MN -7 Ditch Subcat Reach on Link Electric - S 611S 604S CHAN GI-4 1 3 GL3 612S CHAN 1 Pre- Watermain_ClearedChannel MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 24.783 ac 0.00% Impervious Runoff Depth= 2.18" Tc =30.0 min CN =79 Runoff =48.41 cfs 4.495 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 2.78" Tc =20.0 min CN =86 Runoff =6.17 cfs 0.461 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 1.51" Tc =21.0 min CN =70 Runoff =57.72 cfs 4.564 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 1.57" Tc =18.0 min CN =71 Runoff =50.10 cfs 3.620 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 1.79" Tc =20.0 min CN =74 Runoff =10.08 cfs 0.760 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 1.31" Tc =15.0 min CN =67 Runoff= 13.94 cfs 0.937 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 2.10" Tc =40.0 min CN =78 Runoff =78.40 cfs 8.676 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 1.72" Tc =40.0 min CN =73 Runoff =43.33 cfs 4.883 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 2.10" Tc =42.0 min CN =78 Runoff =41.39 cfs 4.748 of Subcatchment6062S: GL 6A Runoff Area =1.181 ac 0.00% Impervious Runoff Depth= 2.51" Tc =20.0 min CN =83 Runoff =3.33 cfs 0.247 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 1.94" Flow Length =542' Tc =14.7 min CN =76 Runoff =3.58 cfs 0.229 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 1.72" Flow Length =411' Tc =10.1 min CN =73 Runoff =6.43 cfs 0.347 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 1.94" Flow Length =832' Tc =25.0 min CN =76 Runoff =6.75 cfs 0.569 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 2.26" Tc =10.0 min CN =80 Runoff =1.60 cfs 0.086 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 2.51" Tc =10.0 min CN =83 Runoff= 1.24 cfs 0.067 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 1.37" Flow Length =615' Tc =14.5 min CN =68 Runoff =3.17 cfs 0.210 of Pre- Watermain_ClearedChannel MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 1.06" Tc =10.0 min CN =63 Runoff =1.04 cfs 0.060 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 2.18" Flow Length =320' Tc =8.0 min CN =79 Runoff =6.33 cfs 0.310 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 1.57" Flow Length =490' Tc =17.5 min CN =71 Runoff =3.44 cfs 0.245 of SubcatchmentEOM: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 1.65" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =25.62 cfs 2.738 of Reach 1R: Channel Avg. Flow Depth= 1.23' Max Vet =1.45 fps Inflow =12.71 cfs 1.493 of n =0.100 L= 100.0' S=0.0125'/' Capacity =81.91 cfs Outflow= 12.67 cfs 1.493 of Pond 301 P: COL 1 Peak Elev= 945.86' Storage= 14.782 of Inflow= 110.37 cfs 27.518 of Outflow =10.36 cfs 23.729 of Pond 603P: GL 3 Peak Elev= 966.35' Storage =7.511 of Inflow =88.01 cfs 9.447 of Outflow =2.40 cfs 6.675 of Pond 604P: GL 4 Peak EIev= 960.65' Storage =6.931 of Inflow= 106.01 cfs 18.970 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =18.15 cfs 18.294 of Pond 605P: GL 5 Peak EIev= 987.33' Storage =0.581 of Inflow =10.08 cfs 0.760 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.26 cfs 0.509 of Pond 606P: GL 6 Peak EIev= 946.67' Storage =1.050 of Inflow =57.05 cfs 23.798 of Primary=35.27 cfs 16.989 of Secondary=7.81 cfs 6.809 of Outflow =43.08 cfs 23.798 of Pond 609P: GL 9 Peak EIev= 983.34' Storage =0.618 of Inflow =13.94 cfs 0.937 of Outflow =0.61 cfs 0.792 of Pond E1.5P: Peak EIev= 965.35' Storage =0.026 of Inflow =6.43 cfs 0.347 of Outflow =6.25 cfs 0.333 of Pond E1 P: Peak EIev= 965.08' Storage =0.000 of Inflow =3.58 cfs 0.229 of Primary=3.58 cfs 0.229 of Secondary=0.00 cfs 0.000 of Outflow =3.58 cfs 0.229 of Pond E21P: Peak EIev= 963.81' Storage =0.163 of Inflow =14.47 cfs 1.131 of Primary=8.28 cfs 1.131 of Secondary=0.00 cfs 0.000 of Outflow =8.28 cfs 1.131 of Pond E41P: Peak EIev= 964.82' Storage =0.002 of Inflow =1.24 cfs 0.067 of Primary=1.22 cfs 0.067 of Secondary=0.00 cfs 0.000 of Outflow =1.22 cfs 0.067 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 950.34' Storage =0.189 of Inflow =37.96 cfs 4.781 of Primary=33.83 cfs 4.781 of Secondary=0.00 cfs 0.000 of Outflow =33.83 cfs 4.781 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.81' Storage =0.110 of Inflow =37.28 cfs 4.473 of Primary=9.76 cfs 2.595 of Secondary=30.10 cfs 1.876 of Outflow =36.90 cfs 4.471 of Pre- Watermain_ClearedChannel MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Pond EOFFWP: MN -7 Ditch Peak Elev= 952.97' Storage =0.320 of Inflow =36.31 cfs 4.292 of Outflow =35.71 cfs 4.228 of Rii1n w[r•wiIi1exid: eavyI Inflow =13.59 cfs 1.554 of Primary=13.59 cfs 1.554 of Total Runoff Area = 250.765 ac Runoff Volume = 38.251 of Average Runoff Depth = 1.83" 95.65% Pervious = 239.846 ac 4.35% Impervious = 10.919 ac Pre- Watermain_ClearedChannel MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 24.783 ac 0.00% Impervious Runoff Depth= 4.88" Tc =30.0 min CN =79 Runoff = 107.95 cfs 10.075 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth = 5.67" Tc =20.0 min CN =86 Runoff =12.25 cfs 0.940 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 3.89" Tc =21.0 min CN =70 Runoff = 154.34 cfs 11.776 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 3.99" Tc =18.0 min CN =71 Runoff = 130.27 cfs 9.181 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 4.32" Tc =20.0 min CN =74 Runoff =24.71 cfs 1.836 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 3.56" Tc =15.0 min CN =67 Runoff =39.85 cfs 2.553 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 4.77" Tc =40.0 min CN =78 Runoff = 178.17 cfs 19.726 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 4.21" Tc =40.0 min CN =73 Runoff= 108.69 cfs 11.982 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 4.77" Tc =42.0 min CN =78 Runoff =94.51 cfs 10.794 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth = 5.33" Tc =20.0 min CN =83 Runoff =6.92 cfs 0.525 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 4.54" Flow Length =542' Tc =14.7 min CN =76 Runoff =8.37 cfs 0.537 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 4.21" Flow Length =411' Tc =10.1 min CN =73 Runoff= 15.82 cfs 0.851 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 4.54" Flow Length =832' Tc =25.0 min CN =76 Runoff =15.91 cfs 1.332 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 4.99" Tc =10.0 min CN =80 Runoff =3.47 cfs 0.190 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth = 5.33" Tc =10.0 min CN =83 Runoff =2.55 cfs 0.141 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 3.67" Flow Length =615' Tc =14.5 min CN =68 Runoff =8.84 cfs 0.560 of Pre- Watermain_ClearedChannel MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 6 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 3.14" Tc =10.0 min CN =63 Runoff =3.32 cfs 0.178 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 4.88" Flow Length =320' Tc =8.0 min CN =79 Runoff= 13.86 cfs 0.695 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 3.99" Flow Length =490' Tc =17.5 min CN =71 Runoff =8.96 cfs 0.621 of SubcatchmentEOM: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 4.10" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =65.93 cfs 6.829 of Reach 1R: Channel Avg. Flow Depth= 1.62' Max Vet =1.69 fps Inflow =22.16 cfs 3.598 of n =0.100 L= 100.0' S=0.0125'/' Capacity =81.91 cfs Outflow =22.08 cfs 3.598 of Pond 301 P: COL 1 Peak Elev= 946.81' Storage= 20.223 of Inflow= 241.72 cfs 68.310 of Outflow =70.30 cfs 63.266 of Pond 603P: GL 3 Peak Elev= 967.87' Storage= 15.382 of Inflow= 231.38 cfs 23.758 of Outflow =30.94 cfs 19.501 of Pond 604P: GL 4 Peak Elev= 964.57' Storage= 22.209 of Inflow= 254.95 cfs 48.409 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =31.76 cfs 47.478 of Pond 605P: GL 5 Peak Elev= 987.73' Storage =1.284 of Inflow =24.71 cfs 1.836 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =1.29 cfs 1.535 of Pond 606P: GL 6 Peak Elev= 949.35' Storage =4.172 of Inflow= 121.95 cfs 60.331 of Primary=46.64 cfs 43.051 of Secondary=13.25 cfs 17.219 of Outflow =59.24 cfs 60.270 of Pond 609P: GL 9 Peak EIev= 984.03' Storage =1.605 of Inflow =39.85 cfs 2.553 of Outflow =2.71 cfs 2.389 of Pond E1.5P: Peak EIev= 965.54' Storage =0.041 of Inflow =15.82 cfs 0.851 of Outflow =15.42 cfs 0.837 of Pond E1 P: Peak EIev= 965.86' Storage =0.006 of Inflow =8.37 cfs 0.537 of Primary=5.07 cfs 0.475 of Secondary=3.62 cfs 0.062 of Outflow =8.24 cfs 0.537 of Pond E21P: Peak EIev= 965.04' Storage =0.830 of Inflow =34.87 cfs 2.707 of Primary=10.24 cfs 2.674 of Secondary=1.21 cfs 0.032 of Outflow =11.42 cfs 2.707 of Pond E41P: Peak EIev= 965.16' Storage =0.003 of Inflow =2.55 cfs 0.141 of Primary=2.48 cfs 0.141 of Secondary=0.00 cfs 0.000 of Outflow =2.48 cfs 0.141 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 951.27' Storage =0.430 of Inflow =87.34 cfs 11.856 of Primary=38.43 cfs 9.643 of Secondary=48.85 cfs 2.213 of Outflow =87.28 cfs 11.856 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 951.40' Storage =0.200 of Inflow =85.07 cfs 11.163 of Primary=9.52 cfs 3.947 of Secondary=81.95 cfs 7.214 of Outflow =84.98 cfs 11.161 of Pre- Watermain_ClearedChannel MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 7 Pond EOFFWP: MN -7 Ditch Peak Elev= 953.49' Storage =0.499 of Inflow =81.82 cfs 10.606 of Outflow =80.98 cfs 10.542 of Rii1n w[r•wiIi1exid: eavyI Inflow =25.08 cfs 3.776 of Primary=25.08 cfs 3.776 of Total Runoff Area = 250.765 ac Runoff Volume = 91.323 of Average Runoff Depth = 4.37" 95.65% Pervious = 239.846 ac 4.35% Impervious = 10.919 ac ES COL 1 - EDI D 3025 609S —p sos �COL2 GL GL 01 E1.5 E2 1.5 ProposeVnI E3 E5 1R Channel SHALLOWE 1L to Mn DOT /ROj�Wh—P / MNL- 7Ditch EOffW C 1 /D 606P 60625 ��$jjj ppp \ / GL6 GL6 / I 60615 604 GL 6B 603S 603P o-� n EoFFE -N 1i „E. Frontier ectnc -N EOFFE -S �-0 605 605S GL GL Subcat Reach on Link Electnc - S 611S 604S CHAN GL4 �3 GL 3 612S CHAN 1 Proposed_ NorthPond_compliant MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth = 0.82" Tc =30.0 min CN =79 Runoff =19.46 cfs 1.901 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.23" Tc =20.0 min CN =86 Runoff =2.73 cfs 0.203 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.45" Tc =21.0 min CN =70 Runoff =14.07 cfs 1.351 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.48" Tc =18.0 min CN =71 Runoff =12.99 cfs 1.106 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.60" Tc =20.0 min CN =74 Runoff =3.03 cfs 0.254 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.35" Tc =15.0 min CN =67 Runoff =2.73 cfs 0.249 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =78 Runoff =27.24 cfs 3.208 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.56" Tc =40.0 min CN =73 Runoff =12.31 cfs 1.584 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth = 0.77" Tc =42.0 min CN =78 Runoff =14.44 cfs 1.755 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.04" Tc =20.0 min CN =83 Runoff =1.36 cfs 0.102 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.68" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.18 cfs 0.081 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.56" Flow Length =411' Tc =10.1 min CN =73 Runoff =1.88 cfs 0.112 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.68" Flow Length =832' Tc =25.0 min CN =76 Runoff =2.19 cfs 0.200 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth = 0.88" Tc =10.0 min CN =80 Runoff =0.61 cfs 0.033 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.04" Tc =10.0 min CN =83 Runoff =0.51 cfs 0.028 of SubcatchmentES: RunoffArea =1.832 ac 19.27% Impervious Runoff Depth = 0.38" Flow Length =615' Tc =14.5 min CN =68 Runoff =0.68 cfs 0.058 of Proposed_ NorthPond_compliant MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.24" Tc =10.0 min CN =63 Runoff =0.13 cfs 0.013 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth = 0.82" Flow Length =320' Tc =8.0 min CN =79 Runoff =2.35 cfs 0.117 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.48" Flow Length =490' Tc =17.5 min CN =71 Runoff =0.89 cfs 0.075 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.52" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =7.01 cfs 0.863 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.25' Max Vet =1.00 fps Inflow =1.66 cfs 0.116 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow =1.60 cfs 0.116 of Pond 301 P: COL 1 Peak Elev= 944.13' Storage =5.806 of Inflow =34.47 cfs 10.719 of Outflow =4.10 cfs 8.426 of Pond 603P: GL 3 Peak Elev= 965.18' Storage =2.479 of Inflow =22.68 cfs 2.935 of Outflow =0.60 cfs 1.502 of Pond 604P: GL 4 Peak Elev= 958.93' Storage =2.156 of Inflow =34.64 cfs 5.815 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =7.67 cfs 5.447 of Pond 605P: GL 5 Peak Elev= 987.13' Storage =0.227 of Inflow =3.03 cfs 0.254 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.03 cfs 0.096 of Pond 606P: GL 6 Peak Elev= 944.94' Storage =0.266 of Inflow= 17.83 cfs 7.401 of Primary=14.66 cfs 6.981 of Secondary=1.33 cfs 0.420 of Outflow =15.99 cfs 7.401 of Pond 609P: GL 9 Peak EIev= 983.04' Storage =0.202 of Inflow =2.73 cfs 0.249 of Outflow =0.06 cfs 0.145 of Pond E1.5P: Peak EIev= 965.21' Storage =0.018 of Inflow =1.88 cfs 0.112 of Outflow =1.66 cfs 0.099 of Pond E1 P: Peak EIev= 965.42' Storage =0.001 of Inflow =1.18 cfs 0.081 of Primary=1.18 cfs 0.080 of Secondary=0.00 cfs 0.000 of Outflow =1.18 cfs 0.080 of Pond E41P: Peak EIev= 965.96' Storage =0.004 of Inflow =0.51 cfs 0.028 of Primary=0.50 cfs 0.025 of Secondary=0.00 cfs 0.000 of Outflow =0.50 cfs 0.025 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.00' Storage =0.011 of Inflow =7.90 cfs 1.490 of Primary=7.89 cfs 1.489 of Secondary=0.00 cfs 0.000 of Outflow =7.89 cfs 1.489 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 949.91' Storage =0.036 of Inflow =7.79 cfs 1.374 of Primary=7.22 cfs 1.366 of Secondary=0.39 cfs 0.006 of Outflow =7.61 cfs 1.372 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.38' Storage =0.165 of Inflow =8.24 cfs 1.363 of Outflow =7.46 cfs 1.299 of Proposed_ NorthPond_compliant MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Pond P21P: Proposed Pond Peak Elev= 961.18' Storage =0.167 of Inflow =4.43 cfs 0.379 of Primary=0.85 cfs 0.371 of Secondary=0.00 cfs 0.000 of Outflow =0.85 cfs 0.371 of Rii1mlnr•wiIi1exid: eavyI Inflow =1.78 cfs 0.501 of Primary=1.78 cfs 0.501 of Total Runoff Area = 253.658 ac Runoff Volume = 13.293 of Average Runoff Depth = 0.63" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ NorthPond_compliant MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 1.09" Tc =30.0 min CN =79 Runoff =26.27 cfs 2.507 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.54" Tc =20.0 min CN =86 Runoff =3.44 cfs 0.256 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.64" Tc =21.0 min CN =70 Runoff =21.93 cfs 1.933 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.68" Tc =18.0 min CN =71 Runoff =19.81 cfs 1.566 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.82" Tc =20.0 min CN =74 Runoff =4.36 cfs 0.349 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.52" Tc =15.0 min CN =67 Runoff =4.65 cfs 0.370 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 1.03" Tc =40.0 min CN =78 Runoff =37.22 cfs 4.264 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =73 Runoff =18.01 cfs 2.198 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 1.03" Tc =42.0 min CN =78 Runoff =19.65 cfs 2.333 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.33" Tc =20.0 min CN =83 Runoff =1.76 cfs 0.131 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.92" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.64 cfs 0.109 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.77" Flow Length =411' Tc =10.1 min CN =73 Runoff =2.74 cfs 0.156 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.92" Flow Length =832' Tc =25.0 min CN =76 Runoff =3.06 cfs 0.270 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 1.15" Tc =10.0 min CN =80 Runoff =0.81 cfs 0.044 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.33" Tc =10.0 min CN =83 Runoff =0.66 cfs 0.035 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth = 0.56" Flow Length =615' Tc =14.5 min CN =68 Runoff =1.12 cfs 0.085 of Proposed_ NorthPond_compliant MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 6 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.38" Tc =10.0 min CN =63 Runoff =0.27 cfs 0.021 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 1.09" Flow Length =320' Tc =8.0 min CN =79 Runoff =3.14 cfs 0.155 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.68" Flow Length =490' Tc =17.5 min CN =71 Runoff =1.35 cfs 0.106 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.73" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =10.39 cfs 1.209 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.31' Max Vet =1.15 fps Inflow =2.42 cfs 0.161 of n =0.100 L= 150.0' S= 0.0333 T Capacity =65.90 cfs Outflow =2.36 cfs 0.161 of Pond 301 P: COL 1 Peak Elev= 944.48' Storage =7.537 of Inflow =50.98 cfs 14.555 of Outflow =5.98 cfs 11.964 of Pond 603P: GL 3 Peak Elev= 965.38' Storage =3.343 of Inflow =34.40 cfs 4.131 of Outflow =1.02 cfs 2.444 of Pond 604P: GL 4 Peak Elev= 959.27' Storage =2.916 of Inflow =48.15 cfs 8.274 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =10.74 cfs 7.845 of Pond 605P: GL 5 Peak Elev= 987.17' Storage =0.300 of Inflow =4.36 cfs 0.349 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.06 cfs 0.162 of Pond 606P: GL 6 Peak Elev= 945.33' Storage =0.399 of Inflow =25.99 cfs 10.471 of Primary=20.54 cfs 9.442 of Secondary=2.52 cfs 1.029 of Outflow =23.06 cfs 10.471 of Pond 609P: GL 9 Peak EIev= 983.10' Storage =0.278 of Inflow =4.65 cfs 0.370 of Outflow =0.13 cfs 0.252 of Pond E1.5P: Peak EIev= 965.24' Storage =0.019 of Inflow =2.74 cfs 0.156 of Outflow =2.62 cfs 0.143 of Pond E1 P: Peak EIev= 965.45' Storage =0.001 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.109 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.109 of Pond E41P: Peak EIev= 965.97' Storage =0.004 of Inflow =0.66 cfs 0.035 of Primary=0.65 cfs 0.033 of Secondary=0.00 cfs 0.000 of Outflow =0.65 cfs 0.033 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.50' Storage =0.016 of Inflow =12.63 cfs 2.099 of Primary=12.62 cfs 2.098 of Secondary=0.00 cfs 0.000 of Outflow =12.62 cfs 2.098 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.20' Storage =0.052 of Inflow =12.37 cfs 1.946 of Primary=8.41 cfs 1.818 of Secondary=3.82 cfs 0.126 of Outflow =12.24 cfs 1.944 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.52' Storage =0.196 of Inflow =12.45 cfs 1.904 of Outflow =11.83 cfs 1.840 of Proposed_ NorthPond_compliant MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 7 Pond P21P: Proposed Pond Peak Elev= 961.32' Storage =0.223 of Inflow =6.34 cfs 0.521 of Primary=1.42 cfs 0.513 of Secondary=0.00 cfs 0.000 of Outflow =1.42 cfs 0.513 of Rii1mlnr•wiIi1exid: eavyI Inflow =2.76 cfs 0.696 of Primary=2.76 cfs 0.696 of Total Runoff Area = 253.658 ac Runoff Volume = 18.097 of Average Runoff Depth = 0.86" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ NorthPond_compliant MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 8 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 2.18" Tc =30.0 min CN =79 Runoff =54.06 cfs 5.020 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 2.78" Tc =20.0 min CN =86 Runoff =6.17 cfs 0.461 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 1.51" Tc =21.0 min CN =70 Runoff =57.72 cfs 4.564 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 1.57" Tc =18.0 min CN =71 Runoff =50.10 cfs 3.620 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 1.79" Tc =20.0 min CN =74 Runoff =10.08 cfs 0.760 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 1.31" Tc =15.0 min CN =67 Runoff= 13.94 cfs 0.937 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 2.10" Tc =40.0 min CN =78 Runoff =78.40 cfs 8.676 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 1.72" Tc =40.0 min CN =73 Runoff =43.33 cfs 4.883 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 2.10" Tc =42.0 min CN =78 Runoff =41.39 cfs 4.748 of Subcatchment6062S: GL 6A Runoff Area =1.181 ac 0.00% Impervious Runoff Depth= 2.51" Tc =20.0 min CN =83 Runoff =3.33 cfs 0.247 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 1.94" Flow Length =542' Tc =14.7 min CN =76 Runoff =3.58 cfs 0.229 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 1.72" Flow Length =411' Tc =10.1 min CN =73 Runoff =6.43 cfs 0.347 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 1.94" Flow Length =832' Tc =25.0 min CN =76 Runoff =6.75 cfs 0.569 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 2.26" Tc =10.0 min CN =80 Runoff =1.60 cfs 0.086 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 2.51" Tc =10.0 min CN =83 Runoff= 1.24 cfs 0.067 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 1.37" Flow Length =615' Tc =14.5 min CN =68 Runoff =3.17 cfs 0.210 of Proposed_ NorthPond_compliant MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 9 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 1.06" Tc =10.0 min CN =63 Runoff =1.04 cfs 0.060 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 2.18" Flow Length =320' Tc =8.0 min CN =79 Runoff =6.33 cfs 0.310 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 1.57" Flow Length =490' Tc =17.5 min CN =71 Runoff =3.44 cfs 0.245 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 1.65" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =25.62 cfs 2.738 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.52' Max Vet =1.56 fps Inflow =5.74 cfs 0.359 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow =5.66 cfs 0.359 of Pond 301 P: COL 1 Peak EIev= 945.90' Storage= 15.033 of Inflow= 112.97 cfs 27.823 of Outflow =10.49 cfs 24.018 of Pond 603P: GL 3 Peak EIev= 966.35' Storage =7.511 of Inflow =88.01 cfs 9.447 of Outflow =2.40 cfs 6.675 of Pond 604P: GL 4 Peak EIev= 960.65' Storage =6.931 of Inflow= 106.01 cfs 18.970 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =18.15 cfs 18.294 of Pond 605P: GL 5 Peak EIev= 987.33' Storage =0.581 of Inflow =10.08 cfs 0.760 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.26 cfs 0.509 of Pond 606P: GL 6 Peak EIev= 946.67' Storage =1.050 of Inflow =57.05 cfs 23.798 of Primary=35.27 cfs 16.781 of Secondary=7.81 cfs 7.016 of Outflow =43.08 cfs 23.798 of Pond 609P: GL 9 Peak EIev= 983.34' Storage =0.618 of Inflow =13.94 cfs 0.937 of Outflow =0.61 cfs 0.792 of Pond E1.5P: Peak EIev= 965.35' Storage =0.026 of Inflow =6.43 cfs 0.347 of Outflow =6.25 cfs 0.333 of Pond E1 P: Peak EIev= 965.57' Storage =0.001 of Inflow =3.58 cfs 0.229 of Primary=3.58 cfs 0.229 of Secondary=0.00 cfs 0.000 of Outflow =3.58 cfs 0.229 of Pond E41P: Peak EIev= 966.02' Storage =0.005 of Inflow =1.24 cfs 0.067 of Primary=1.22 cfs 0.064 of Secondary=0.00 cfs 0.000 of Outflow =1.22 cfs 0.064 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 949.87' Storage =0.109 of Inflow =33.64 cfs 4.769 of Primary=31.20 cfs 4.768 of Secondary=0.00 cfs 0.000 of Outflow =31.20 cfs 4.768 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.73' Storage =0.100 of Inflow =32.91 cfs 4.461 of Primary=9.78 cfs 2.991 of Secondary=24.36 cfs 1.468 of Outflow =32.66 cfs 4.459 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.91' Storage =0.301 of Inflow =32.06 cfs 4.280 of Outflow =31.42 cfs 4.216 of Proposed_ NorthPond_compliant MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 10 Pond P21P: Proposed Pond Peak Elev= 961.91' Storage =0.468 of Inflow =14.47 cfs 1.131 of Primary=4.36 cfs 1.123 of Secondary=0.00 cfs 0.000 of Outflow =4.36 cfs 1.123 of Rii1mlnr•wiIi1exid: eavyI Inflow =7.93 cfs 1.542 of Primary=7.93 cfs 1.542 of Total Runoff Area = 253.658 ac Runoff Volume = 38.776 of Average Runoff Depth = 1.83" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ NorthPond_compliant MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 11 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 4.88" Tc =30.0 min CN =79 Runoff = 120.55 cfs 11.251 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth = 5.67" Tc =20.0 min CN =86 Runoff =12.25 cfs 0.940 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 3.89" Tc =21.0 min CN =70 Runoff = 154.34 cfs 11.776 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 3.99" Tc =18.0 min CN =71 Runoff = 130.27 cfs 9.181 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 4.32" Tc =20.0 min CN =74 Runoff =24.71 cfs 1.836 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 3.56" Tc =15.0 min CN =67 Runoff =39.85 cfs 2.553 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 4.77" Tc =40.0 min CN =78 Runoff = 178.17 cfs 19.726 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 4.21" Tc =40.0 min CN =73 Runoff= 108.69 cfs 11.982 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 4.77" Tc =42.0 min CN =78 Runoff =94.51 cfs 10.794 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth = 5.33" Tc =20.0 min CN =83 Runoff =6.92 cfs 0.525 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 4.54" Flow Length =542' Tc =14.7 min CN =76 Runoff =8.37 cfs 0.537 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 4.21" Flow Length =411' Tc =10.1 min CN =73 Runoff= 15.82 cfs 0.851 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 4.54" Flow Length =832' Tc =25.0 min CN =76 Runoff =15.91 cfs 1.332 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 4.99" Tc =10.0 min CN =80 Runoff =3.47 cfs 0.190 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth = 5.33" Tc =10.0 min CN =83 Runoff =2.55 cfs 0.141 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 3.67" Flow Length =615' Tc =14.5 min CN =68 Runoff =8.84 cfs 0.560 of Proposed_ NorthPond_compliant MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 12 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 3.14" Tc =10.0 min CN =63 Runoff =3.32 cfs 0.178 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 4.88" Flow Length =320' Tc =8.0 min CN =79 Runoff= 13.86 cfs 0.695 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 3.99" Flow Length =490' Tc =17.5 min CN =71 Runoff =8.96 cfs 0.621 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 4.10" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =65.93 cfs 6.829 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.87' Max Vet =2.10 fps Inflow =14.31 cfs 0.889 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow= 14.20 cfs 0.889 of Pond 301 P: COL 1 Peak Elev= 946.82' Storage= 20.281 of Inflow= 252.32 cfs 69.437 of Outflow =71.36 cfs 64.386 of Pond 603P: GL 3 Peak Elev= 967.87' Storage= 15.382 of Inflow= 231.38 cfs 23.758 of Outflow =30.94 cfs 19.501 of Pond 604P: GL 4 Peak Elev= 964.57' Storage= 22.209 of Inflow= 254.95 cfs 48.409 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =31.76 cfs 47.478 of Pond 605P: GL 5 Peak Elev= 987.73' Storage =1.284 of Inflow =24.71 cfs 1.836 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =1.29 cfs 1.535 of Pond 606P: GL 6 Peak Elev= 949.36' Storage =4.192 of Inflow= 121.95 cfs 60.331 of Primary=46.30 cfs 43.014 of Secondary=13.27 cfs 17.256 of Outflow =58.86 cfs 60.270 of Pond 609P: GL 9 Peak EIev= 984.03' Storage =1.605 of Inflow =39.85 cfs 2.553 of Outflow =2.71 cfs 2.389 of Pond E1.5P: Peak EIev= 965.54' Storage =0.041 of Inflow =15.82 cfs 0.851 of Outflow =15.41 cfs 0.837 of Pond E1 P: Peak EIev= 966.19' Storage =0.016 of Inflow =8.37 cfs 0.537 of Primary=6.33 cfs 0.525 of Secondary=1.51 cfs 0.012 of Outflow =7.84 cfs 0.537 of Pond E41P: Peak EIev= 966.09' Storage =0.006 of Inflow =2.55 cfs 0.141 of Primary=2.29 cfs 0.136 of Secondary=0.25 cfs 0.002 of Outflow =2.54 cfs 0.138 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 951.26' Storage =0.428 of Inflow =85.61 cfs 11.844 of Primary=38.40 cfs 9.847 of Secondary=47.14 cfs 1.995 of Outflow =85.54 cfs 11.843 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 951.39' Storage =0.199 of Inflow =83.35 cfs 11.150 of Primary=9.46 cfs 4.346 of Secondary=80.24 cfs 6.803 of Outflow =83.24 cfs 11.149 of Pond EOFFWP: MN -7 Ditch Peak EIev= 953.47' Storage =0.493 of Inflow =80.10 cfs 10.594 of Outflow =79.20 cfs 10.529 of Proposed_ NorthPond_compliant MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 13 Pond P21P: Proposed Pond Peak Elev= 963.53' Storage =1.228 of Inflow =34.09 cfs 2.706 of Primary=8.68 cfs 2.697 of Secondary=0.00 cfs 0.000 of Outflow =8.68 cfs 2.697 of Rii1mlnr•wiIi1exid: eavyI Inflow =22.61 cfs 3.764 of Primary=22.61 cfs 3.764 of Total Runoff Area = 253.658 ac Runoff Volume = 92.499 of Average Runoff Depth = 4.38" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac ES COL1 -EDI D 302S 609S 4 sosl ICILI GL9 GL9 011 CO 1 /4 606 rV(\ 60625 p \ / G L� / sos 605S GL�60615 6041 GL 5 GL 5 GL 6B 6031 o-- 603S T 3 G L 3 611S 604S CHAN GL4 612S CHAN1 EoFFEw E1.5 Et.s E2 YJ E1 p 1P —i� 2P Propose Pond E4 4P E3 i E5 1R E6 Channel - SHAL R'�S- 1L b to MnDOT /RM EorrwP / MN -7 Ditch EOffW Frontier ectric - N EoFFE -s �-0 Subcat Reach on Link Electric - S Proposed_NorthPond MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth = 0.82" Tc =30.0 min CN =79 Runoff =19.46 cfs 1.901 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.23" Tc =20.0 min CN =86 Runoff =2.73 cfs 0.203 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.45" Tc =21.0 min CN =70 Runoff =14.07 cfs 1.351 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.48" Tc =18.0 min CN =71 Runoff =12.99 cfs 1.106 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.60" Tc =20.0 min CN =74 Runoff =3.03 cfs 0.254 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.35" Tc =15.0 min CN =67 Runoff =2.73 cfs 0.249 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =78 Runoff =27.24 cfs 3.208 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.56" Tc =40.0 min CN =73 Runoff =12.31 cfs 1.584 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth = 0.77" Tc =42.0 min CN =78 Runoff =14.44 cfs 1.755 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.04" Tc =20.0 min CN =83 Runoff =1.36 cfs 0.102 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.68" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.18 cfs 0.081 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.56" Flow Length =411' Tc =10.1 min CN =73 Runoff =1.88 cfs 0.112 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.68" Flow Length =832' Tc =25.0 min CN =76 Runoff =2.19 cfs 0.200 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth = 0.88" Tc =10.0 min CN =80 Runoff =0.61 cfs 0.033 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.04" Tc =10.0 min CN =83 Runoff =0.51 cfs 0.028 of SubcatchmentES: RunoffArea =1.832 ac 19.27% Impervious Runoff Depth = 0.38" Flow Length =615' Tc =14.5 min CN =68 Runoff =0.68 cfs 0.058 of Proposed_NorthPond MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.24" Tc =10.0 min CN =63 Runoff =0.13 cfs 0.013 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth = 0.82" Flow Length =320' Tc =8.0 min CN =79 Runoff =2.35 cfs 0.117 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.48" Flow Length =490' Tc =17.5 min CN =71 Runoff =0.89 cfs 0.075 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.52" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =7.01 cfs 0.863 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.25' Max Vet =1.00 fps Inflow =1.66 cfs 0.116 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow =1.60 cfs 0.116 of Pond 301 P: COL 1 Peak Elev= 944.14' Storage =5.824 of Inflow =36.22 cfs 10.723 of Outflow =4.12 cfs 8.438 of Pond 603P: GL 3 Peak Elev= 965.18' Storage =2.479 of Inflow =22.68 cfs 2.935 of Outflow =0.60 cfs 1.502 of Pond 604P: GL 4 Peak Elev= 958.93' Storage =2.156 of Inflow =34.64 cfs 5.815 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =7.67 cfs 5.447 of Pond 605P: GL 5 Peak Elev= 987.13' Storage =0.227 of Inflow =3.03 cfs 0.254 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.03 cfs 0.096 of Pond 606P: GL 6 Peak Elev= 944.94' Storage =0.266 of Inflow= 17.83 cfs 7.401 of Primary=14.66 cfs 6.977 of Secondary=1.33 cfs 0.424 of Outflow =15.99 cfs 7.401 of Pond 609P: GL 9 Peak EIev= 983.04' Storage =0.202 of Inflow =2.73 cfs 0.249 of Outflow =0.06 cfs 0.145 of Pond E1.5P: Peak EIev= 965.21' Storage =0.018 of Inflow =1.88 cfs 0.112 of Outflow =1.66 cfs 0.099 of Pond E1 P: Peak EIev= 965.42' Storage =0.001 of Inflow =1.18 cfs 0.081 of Primary=1.18 cfs 0.080 of Secondary=0.00 cfs 0.000 of Outflow =1.18 cfs 0.080 of Pond E41P: Peak EIev= 965.96' Storage =0.004 of Inflow =0.51 cfs 0.028 of Primary=0.50 cfs 0.025 of Secondary=0.00 cfs 0.000 of Outflow =0.50 cfs 0.025 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.17' Storage =0.013 of Inflow =9.43 cfs 1.498 of Primary=9.42 cfs 1.497 of Secondary=0.00 cfs 0.000 of Outflow =9.42 cfs 1.497 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.03' Storage =0.042 of Inflow =9.27 cfs 1.382 of Primary=7.80 cfs 1.349 of Secondary=1.33 cfs 0.031 of Outflow =9.14 cfs 1.380 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.43' Storage =0.176 of Inflow =9.68 cfs 1.371 of Outflow =8.93 cfs 1.307 of Proposed_NorthPond MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Pond P21P: Proposed Pond Peak Elev= 959.63' Storage =0.102 of Inflow =4.43 cfs 0.379 of Primary=2.04 cfs 0.379 of Secondary=0.00 cfs 0.000 of Outflow =2.04 cfs 0.379 of Rii1mlnr•wiIi1exid: eavyI Inflow =2.69 cfs 0.508 of Primary=2.69 cfs 0.508 of Total Runoff Area = 253.658 ac Runoff Volume = 13.293 of Average Runoff Depth = 0.63" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_NorthPond MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 1.09" Tc =30.0 min CN =79 Runoff =26.27 cfs 2.507 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.54" Tc =20.0 min CN =86 Runoff =3.44 cfs 0.256 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.64" Tc =21.0 min CN =70 Runoff =21.93 cfs 1.933 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.68" Tc =18.0 min CN =71 Runoff =19.81 cfs 1.566 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.82" Tc =20.0 min CN =74 Runoff =4.36 cfs 0.349 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.52" Tc =15.0 min CN =67 Runoff =4.65 cfs 0.370 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 1.03" Tc =40.0 min CN =78 Runoff =37.22 cfs 4.264 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =73 Runoff =18.01 cfs 2.198 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 1.03" Tc =42.0 min CN =78 Runoff =19.65 cfs 2.333 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.33" Tc =20.0 min CN =83 Runoff =1.76 cfs 0.131 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.92" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.64 cfs 0.109 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.77" Flow Length =411' Tc =10.1 min CN =73 Runoff =2.74 cfs 0.156 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.92" Flow Length =832' Tc =25.0 min CN =76 Runoff =3.06 cfs 0.270 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 1.15" Tc =10.0 min CN =80 Runoff =0.81 cfs 0.044 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.33" Tc =10.0 min CN =83 Runoff =0.66 cfs 0.035 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth = 0.56" Flow Length =615' Tc =14.5 min CN =68 Runoff =1.12 cfs 0.085 of Proposed_NorthPond MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 6 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.38" Tc =10.0 min CN =63 Runoff =0.27 cfs 0.021 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 1.09" Flow Length =320' Tc =8.0 min CN =79 Runoff =3.14 cfs 0.155 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.68" Flow Length =490' Tc =17.5 min CN =71 Runoff =1.35 cfs 0.106 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.73" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =10.39 cfs 1.209 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.31' Max Vet =1.15 fps Inflow =2.42 cfs 0.161 of n =0.100 L= 150.0' S= 0.0333 T Capacity =65.90 cfs Outflow =2.36 cfs 0.161 of Pond 301 P: COL 1 Peak Elev= 944.49' Storage =7.559 of Inflow =53.19 cfs 14.557 of Outflow =6.00 cfs 11.973 of Pond 603P: GL 3 Peak Elev= 965.38' Storage =3.343 of Inflow =34.40 cfs 4.131 of Outflow =1.02 cfs 2.444 of Pond 604P: GL 4 Peak Elev= 959.27' Storage =2.916 of Inflow =48.15 cfs 8.274 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =10.74 cfs 7.845 of Pond 605P: GL 5 Peak Elev= 987.17' Storage =0.300 of Inflow =4.36 cfs 0.349 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.06 cfs 0.162 of Pond 606P: GL 6 Peak Elev= 945.33' Storage =0.399 of Inflow =25.99 cfs 10.471 of Primary=20.54 cfs 9.436 of Secondary=2.52 cfs 1.035 of Outflow =23.06 cfs 10.471 of Pond 609P: GL 9 Peak EIev= 983.10' Storage =0.278 of Inflow =4.65 cfs 0.370 of Outflow =0.13 cfs 0.252 of Pond E1.5P: Peak EIev= 965.24' Storage =0.019 of Inflow =2.74 cfs 0.156 of Outflow =2.62 cfs 0.143 of Pond E1 P: Peak EIev= 965.45' Storage =0.001 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.109 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.109 of Pond E41P: Peak EIev= 965.97' Storage =0.004 of Inflow =0.66 cfs 0.035 of Primary=0.65 cfs 0.033 of Secondary=0.00 cfs 0.000 of Outflow =0.65 cfs 0.033 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.71' Storage =0.019 of Inflow =14.65 cfs 2.107 of Primary=14.64 cfs 2.106 of Secondary=0.00 cfs 0.000 of Outflow =14.64 cfs 2.106 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.30' Storage =0.059 of Inflow =14.47 cfs 1.954 of Primary=8.48 cfs 1.738 of Secondary=5.92 cfs 0.215 of Outflow =14.25 cfs 1.952 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.57' Storage =0.209 of Inflow =14.53 cfs 1.912 of Outflow =13.91 cfs 1.848 of Proposed_NorthPond MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 7 Pond P21P: Proposed Pond Peak Elev= 959.84' Storage =0.140 of Inflow =6.34 cfs 0.521 of Primary=3.17 cfs 0.521 of Secondary=0.00 cfs 0.000 of Outflow =3.17 cfs 0.521 of Rii1mlnr•wiIi1exid: eavyI Inflow =4.20 cfs 0.703 of Primary=4.20 cfs 0.703 of Total Runoff Area = 253.658 ac Runoff Volume = 18.097 of Average Runoff Depth = 0.86" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_NorthPond MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 8 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 2.18" Tc =30.0 min CN =79 Runoff =54.06 cfs 5.020 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 2.78" Tc =20.0 min CN =86 Runoff =6.17 cfs 0.461 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 1.51" Tc =21.0 min CN =70 Runoff =57.72 cfs 4.564 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 1.57" Tc =18.0 min CN =71 Runoff =50.10 cfs 3.620 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 1.79" Tc =20.0 min CN =74 Runoff =10.08 cfs 0.760 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 1.31" Tc =15.0 min CN =67 Runoff= 13.94 cfs 0.937 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 2.10" Tc =40.0 min CN =78 Runoff =78.40 cfs 8.676 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 1.72" Tc =40.0 min CN =73 Runoff =43.33 cfs 4.883 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 2.10" Tc =42.0 min CN =78 Runoff =41.39 cfs 4.748 of Subcatchment6062S: GL 6A Runoff Area =1.181 ac 0.00% Impervious Runoff Depth= 2.51" Tc =20.0 min CN =83 Runoff =3.33 cfs 0.247 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 1.94" Flow Length =542' Tc =14.7 min CN =76 Runoff =3.58 cfs 0.229 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 1.72" Flow Length =411' Tc =10.1 min CN =73 Runoff =6.43 cfs 0.347 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 1.94" Flow Length =832' Tc =25.0 min CN =76 Runoff =6.75 cfs 0.569 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 2.26" Tc =10.0 min CN =80 Runoff =1.60 cfs 0.086 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 2.51" Tc =10.0 min CN =83 Runoff= 1.24 cfs 0.067 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 1.37" Flow Length =615' Tc =14.5 min CN =68 Runoff =3.17 cfs 0.210 of Proposed_NorthPond MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 9 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 1.06" Tc =10.0 min CN =63 Runoff =1.04 cfs 0.060 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 2.18" Flow Length =320' Tc =8.0 min CN =79 Runoff =6.33 cfs 0.310 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 1.57" Flow Length =490' Tc =17.5 min CN =71 Runoff =3.44 cfs 0.245 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 1.65" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =25.62 cfs 2.738 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.52' Max Vet =1.56 fps Inflow =5.74 cfs 0.359 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow =5.66 cfs 0.359 of Pond 301 P: COL 1 Peak Elev= 945.91' Storage= 15.050 of Inflow = 115.14 cfs 27.818 of Outflow =10.49 cfs 24.019 of Pond 603P: GL 3 Peak Elev= 966.35' Storage =7.511 of Inflow =88.01 cfs 9.447 of Outflow =2.40 cfs 6.675 of Pond 604P: GL 4 Peak EIev= 960.65' Storage =6.931 of Inflow= 106.01 cfs 18.970 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =18.15 cfs 18.294 of Pond 605P: GL 5 Peak EIev= 987.33' Storage =0.581 of Inflow =10.08 cfs 0.760 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.26 cfs 0.509 of Pond 606P: GL 6 Peak EIev= 946.67' Storage =1.050 of Inflow =57.05 cfs 23.798 of Primary=35.27 cfs 16.768 of Secondary=7.81 cfs 7.030 of Outflow =43.08 cfs 23.798 of Pond 609P: GL 9 Peak EIev= 983.34' Storage =0.618 of Inflow =13.94 cfs 0.937 of Outflow =0.61 cfs 0.792 of Pond E1.5P: Peak EIev= 965.35' Storage =0.026 of Inflow =6.43 cfs 0.347 of Outflow =6.25 cfs 0.333 of Pond E1 P: Peak EIev= 965.57' Storage =0.001 of Inflow =3.58 cfs 0.229 of Primary=3.58 cfs 0.229 of Secondary=0.00 cfs 0.000 of Outflow =3.58 cfs 0.229 of Pond E41P: Peak EIev= 966.02' Storage =0.005 of Inflow =1.24 cfs 0.067 of Primary=1.22 cfs 0.064 of Secondary=0.00 cfs 0.000 of Outflow =1.22 cfs 0.064 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 950.31' Storage =0.182 of Inflow =38.14 cfs 4.777 of Primary=33.65 cfs 4.777 of Secondary=0.00 cfs 0.000 of Outflow =33.65 cfs 4.777 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.80' Storage =0.109 of Inflow =37.47 cfs 4.469 of Primary=9.80 cfs 2.690 of Secondary=30.04 cfs 1.778 of Outflow =37.10 cfs 4.467 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.98' Storage =0.321 of Inflow =36.63 cfs 4.288 of Outflow =35.92 cfs 4.224 of Proposed_NorthPond MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 10 Pond P21P: Proposed Pond Peak Elev= 960.63' Storage =0.291 of Inflow =14.47 cfs 1.131 of Primary=8.48 cfs 1.130 of Secondary=0.00 cfs 0.000 of Outflow =8.48 cfs 1.130 of Rii1mlnr•wiIi1exid: eavyI Inflow =11.68 cfs 1.550 of Primary=11.68 cfs 1.550 of Total Runoff Area = 253.658 ac Runoff Volume = 38.776 of Average Runoff Depth = 1.83" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_NorthPond MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 11 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 4.88" Tc =30.0 min CN =79 Runoff = 120.55 cfs 11.251 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth = 5.67" Tc =20.0 min CN =86 Runoff =12.25 cfs 0.940 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 3.89" Tc =21.0 min CN =70 Runoff = 154.34 cfs 11.776 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 3.99" Tc =18.0 min CN =71 Runoff = 130.27 cfs 9.181 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 4.32" Tc =20.0 min CN =74 Runoff =24.71 cfs 1.836 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 3.56" Tc =15.0 min CN =67 Runoff =39.85 cfs 2.553 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 4.77" Tc =40.0 min CN =78 Runoff = 178.17 cfs 19.726 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 4.21" Tc =40.0 min CN =73 Runoff= 108.69 cfs 11.982 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 4.77" Tc =42.0 min CN =78 Runoff =94.51 cfs 10.794 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth = 5.33" Tc =20.0 min CN =83 Runoff =6.92 cfs 0.525 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 4.54" Flow Length =542' Tc =14.7 min CN =76 Runoff =8.37 cfs 0.537 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 4.21" Flow Length =411' Tc =10.1 min CN =73 Runoff= 15.82 cfs 0.851 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 4.54" Flow Length =832' Tc =25.0 min CN =76 Runoff =15.91 cfs 1.332 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 4.99" Tc =10.0 min CN =80 Runoff =3.47 cfs 0.190 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth = 5.33" Tc =10.0 min CN =83 Runoff =2.55 cfs 0.141 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 3.67" Flow Length =615' Tc =14.5 min CN =68 Runoff =8.84 cfs 0.560 of Proposed_NorthPond MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 12 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 3.14" Tc =10.0 min CN =63 Runoff =3.32 cfs 0.178 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 4.88" Flow Length =320' Tc =8.0 min CN =79 Runoff= 13.86 cfs 0.695 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 3.99" Flow Length =490' Tc =17.5 min CN =71 Runoff =8.96 cfs 0.621 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 4.10" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =65.93 cfs 6.829 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.87' Max Vet =2.10 fps Inflow =14.31 cfs 0.889 of n =0.100 L= 150.0' S=0.0333'/' Capacity =65.90 cfs Outflow= 14.20 cfs 0.889 of Pond 301 P: COL 1 Peak Elev= 946.84' Storage= 20.425 of Inflow= 269.47 cfs 69.454 of Outflow =74.00 cfs 64.409 of Pond 603P: GL 3 Peak Elev= 967.87' Storage= 15.382 of Inflow= 231.38 cfs 23.758 of Outflow =30.94 cfs 19.501 of Pond 604P: GL 4 Peak Elev= 964.57' Storage= 22.209 of Inflow= 254.95 cfs 48.409 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =31.76 cfs 47.478 of Pond 605P: GL 5 Peak Elev= 987.73' Storage =1.284 of Inflow =24.71 cfs 1.836 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =1.29 cfs 1.535 of Pond 606P: GL 6 Peak Elev= 949.39' Storage =4.241 of Inflow= 121.95 cfs 60.331 of Primary=45.40 cfs 43.022 of Secondary=13.32 cfs 17.248 of Outflow =57.96 cfs 60.270 of Pond 609P: GL 9 Peak EIev= 984.03' Storage =1.605 of Inflow =39.85 cfs 2.553 of Outflow =2.71 cfs 2.389 of Pond E1.5P: Peak EIev= 965.54' Storage =0.041 of Inflow =15.82 cfs 0.851 of Outflow =15.41 cfs 0.837 of Pond E1 P: Peak EIev= 966.19' Storage =0.016 of Inflow =8.37 cfs 0.537 of Primary=6.33 cfs 0.525 of Secondary=1.51 cfs 0.012 of Outflow =7.84 cfs 0.537 of Pond E41P: Peak EIev= 966.09' Storage =0.006 of Inflow =2.55 cfs 0.141 of Primary=2.29 cfs 0.136 of Secondary=0.25 cfs 0.002 of Outflow =2.54 cfs 0.138 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 951.32' Storage =0.446 of Inflow= 102.74 cfs 11.852 of Primary=38.66 cfs 9.107 of Secondary=63.99 cfs 2.744 of Outflow= 102.65 cfs 11.852 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 951.47' Storage =0.213 of Inflow= 100.34 cfs 11.159 of Primary=9.54 cfs 3.968 of Secondary=96.97 cfs 7.189 of Outflow= 100.20 cfs 11.157 of Pond EOFFWP: MN -7 Ditch Peak EIev= 953.63' Storage =0.552 of Inflow =97.09 cfs 10.602 of Outflow =95.84 cfs 10.538 of Proposed_NorthPond MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 13 Pond P21P: Proposed Pond Peak Elev= 961.96' Storage =0.602 of Inflow =34.09 cfs 2.706 of Primary=25.74 cfs 2.706 of Secondary=0.00 cfs 0.000 of Outflow =25.74 cfs 2.706 of Rii1mlnr•wiIi1exid: eavyI Inflow =34.65 cfs 3.772 of Primary=34.65 cfs 3.772 of Total Runoff Area = 253.658 ac Runoff Volume = 92.499 of Average Runoff Depth = 4.38" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac 609S -p sos GL GL E1.5 E2 1.51 I b c FlR E5 Chan SHAL' 14 EOffW ES COL 1 - EDI D 3025 /COL I 01 C 1 /D 6061 Q� w ppp GL6 GLI 604 GL 6B �11� 603S 6031 o-� G-----DA A Frontier ectric - N EOFFE -S �-0 os �-- 6055 GL GL Subcat Reach on Link Electric - S 611S 604S CHAN GL4 �3 GL 612S CHAN 1 Proposed_ SouthPond_2Node MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth = 0.82" Tc =30.0 min CN =79 Runoff =19.46 cfs 1.901 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.23" Tc =20.0 min CN =86 Runoff =2.73 cfs 0.203 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.45" Tc =21.0 min CN =70 Runoff =14.07 cfs 1.351 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.48" Tc =18.0 min CN =71 Runoff =12.99 cfs 1.106 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.60" Tc =20.0 min CN =74 Runoff =3.03 cfs 0.254 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.35" Tc =15.0 min CN =67 Runoff =2.73 cfs 0.249 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =78 Runoff =27.24 cfs 3.208 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.56" Tc =40.0 min CN =73 Runoff =12.31 cfs 1.584 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth = 0.77" Tc =42.0 min CN =78 Runoff =14.44 cfs 1.755 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.04" Tc =20.0 min CN =83 Runoff =1.36 cfs 0.102 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.68" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.18 cfs 0.081 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.56" Flow Length =411' Tc =10.1 min CN =73 Runoff =1.88 cfs 0.112 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.68" Flow Length =832' Tc =25.0 min CN =76 Runoff =2.19 cfs 0.200 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth = 0.88" Tc =10.0 min CN =80 Runoff =0.61 cfs 0.033 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.04" Tc =10.0 min CN =83 Runoff =0.51 cfs 0.028 of SubcatchmentES: RunoffArea =1.832 ac 19.27% Impervious Runoff Depth = 0.38" Flow Length =615' Tc =14.5 min CN =68 Runoff =0.68 cfs 0.058 of Proposed_ SouthPond_2Node MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.24" Tc =10.0 min CN =63 Runoff =0.13 cfs 0.013 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth = 0.82" Flow Length =320' Tc =8.0 min CN =79 Runoff =2.35 cfs 0.117 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.48" Flow Length =490' Tc =17.5 min CN =71 Runoff =0.89 cfs 0.075 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.52" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =7.01 cfs 0.863 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.23' Max Vet =1.07 fps Inflow =1.66 cfs 0.116 of n =0.100 L= 150.0' S= 0.0400 T Capacity =72.19 cfs Outflow =1.61 cfs 0.116 of Pond 301 P: COL 1 Peak Elev= 944.14' Storage =5.821 of Inflow =36.36 cfs 10.720 of Outflow =4.12 cfs 8.435 of Pond 603P: GL 3 Peak Elev= 965.18' Storage =2.479 of Inflow =22.68 cfs 2.935 of Outflow =0.60 cfs 1.502 of Pond 604P: GL 4 Peak Elev= 958.93' Storage =2.156 of Inflow =34.64 cfs 5.815 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =7.67 cfs 5.447 of Pond 605P: GL 5 Peak Elev= 987.13' Storage =0.227 of Inflow =3.03 cfs 0.254 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.03 cfs 0.096 of Pond 606P: GL 6 Peak Elev= 944.94' Storage =0.266 of Inflow= 17.83 cfs 7.401 of Primary=14.66 cfs 6.977 of Secondary=1.33 cfs 0.424 of Outflow =15.99 cfs 7.401 of Pond 609P: GL 9 Peak EIev= 983.04' Storage =0.202 of Inflow =2.73 cfs 0.249 of Outflow =0.06 cfs 0.145 of Pond E1.5P: Peak EIev= 965.21' Storage =0.018 of Inflow =1.88 cfs 0.112 of Outflow =1.66 cfs 0.099 of Pond E1 P: Peak EIev= 965.42' Storage =0.001 of Inflow =1.18 cfs 0.081 of Primary=1.18 cfs 0.080 of Secondary=0.00 cfs 0.000 of Outflow =1.18 cfs 0.080 of Pond E21P: Peak EIev= 962.87' Storage =0.013 of Inflow =3.30 cfs 0.299 of Primary=0.00 cfs 0.000 of Secondary=3.25 cfs 0.296 of Tertiary=0.00 cfs 0.000 of Outflow =3.25 cfs 0.296 of Pond E41P: Peak EIev= 965.96' Storage =0.004 of Inflow =0.51 cfs 0.028 of Primary=0.50 cfs 0.025 of Secondary=0.00 cfs 0.000 of Outflow =0.50 cfs 0.025 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.20' Storage =0.013 of Inflow =9.80 cfs 1.495 of Primary=9.79 cfs 1.494 of Secondary=0.00 cfs 0.000 of Outflow =9.79 cfs 1.494 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.05' Storage =0.043 of Inflow =9.65 cfs 1.379 of Primary=7.91 cfs 1.338 of Secondary=1.60 cfs 0.040 of Outflow =9.51 cfs 1.377 of Proposed_ SouthPond_2Node MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Pond P2Pipe: Peak EIev= 960.68' Storage =0.001 of Inflow =4.27 cfs 0.376 of 36.3" x 22.5 ", R= 18.8 "/51.0" Pipe Arch Culvert n =0.012 L= 190.0' S=0.0158'/' Outflow =4.27 cfs 0.376 of Pond P61P: Peak EIev= 953.59' Storage =0.105 of Inflow =5.84 cfs 0.505 of Primary=3.07 cfs 0.505 of Secondary=0.00 cfs 0.000 of Outflow =3.07 cfs 0.505 of Pond POffWP: MN -7 Ditch Peak EIev= 952.45' Storage =0.176 of Inflow =10.06 cfs 1.368 of Outflow =9.32 cfs 1.304 of Total Runoff Area = 253.658 ac Runoff Volume = 13.293 of Average Runoff Depth = 0.63" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ SouthPond_2Node MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 1.09" Tc =30.0 min CN =79 Runoff =26.27 cfs 2.507 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.54" Tc =20.0 min CN =86 Runoff =3.44 cfs 0.256 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.64" Tc =21.0 min CN =70 Runoff =21.93 cfs 1.933 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.68" Tc =18.0 min CN =71 Runoff =19.81 cfs 1.566 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.82" Tc =20.0 min CN =74 Runoff =4.36 cfs 0.349 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.52" Tc =15.0 min CN =67 Runoff =4.65 cfs 0.370 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 1.03" Tc =40.0 min CN =78 Runoff =37.22 cfs 4.264 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =73 Runoff =18.01 cfs 2.198 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 1.03" Tc =42.0 min CN =78 Runoff =19.65 cfs 2.333 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.33" Tc =20.0 min CN =83 Runoff =1.76 cfs 0.131 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.92" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.64 cfs 0.109 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth = 0.77" Flow Length =411' Tc =10.1 min CN =73 Runoff =2.74 cfs 0.156 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth = 0.92" Flow Length =832' Tc =25.0 min CN =76 Runoff =3.06 cfs 0.270 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 1.15" Tc =10.0 min CN =80 Runoff =0.81 cfs 0.044 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.33" Tc =10.0 min CN =83 Runoff =0.66 cfs 0.035 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth = 0.56" Flow Length =615' Tc =14.5 min CN =68 Runoff =1.12 cfs 0.085 of Proposed_ SouthPond_2Node MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 6 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 0.38" Tc =10.0 min CN =63 Runoff =0.27 cfs 0.021 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 1.09" Flow Length =320' Tc =8.0 min CN =79 Runoff =3.14 cfs 0.155 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.68" Flow Length =490' Tc =17.5 min CN =71 Runoff =1.35 cfs 0.106 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.73" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =10.39 cfs 1.209 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.29' Max Vet = 1.22 fps Inflow =2.42 cfs 0.161 of n =0.100 L= 150.0' S= 0.0400 T Capacity =72.19 cfs Outflow =2.36 cfs 0.161 of Pond 301 P: COL 1 Peak Elev= 944.49' Storage =7.557 of Inflow =52.54 cfs 14.554 of Outflow =6.00 cfs 11.971 of Pond 603P: GL 3 Peak Elev= 965.38' Storage =3.343 of Inflow =34.40 cfs 4.131 of Outflow =1.02 cfs 2.444 of Pond 604P: GL 4 Peak Elev= 959.27' Storage =2.916 of Inflow =48.15 cfs 8.274 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =10.74 cfs 7.845 of Pond 605P: GL 5 Peak Elev= 987.17' Storage =0.300 of Inflow =4.36 cfs 0.349 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.06 cfs 0.162 of Pond 606P: GL 6 Peak Elev= 945.33' Storage =0.399 of Inflow =25.99 cfs 10.471 of Primary=20.54 cfs 9.436 of Secondary=2.52 cfs 1.035 of Outflow =23.06 cfs 10.471 of Pond 609P: GL 9 Peak EIev= 983.10' Storage =0.278 of Inflow =4.65 cfs 0.370 of Outflow =0.13 cfs 0.252 of Pond E1.5P: Peak EIev= 965.24' Storage =0.019 of Inflow =2.74 cfs 0.156 of Outflow =2.62 cfs 0.143 of Pond E1 P: Peak EIev= 965.45' Storage =0.001 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.109 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.109 of Pond E21P: Peak EIev= 962.94' Storage =0.016 of Inflow =4.72 cfs 0.413 of Primary=0.00 cfs 0.000 of Secondary=4.66 cfs 0.409 of Tertiary=0.00 cfs 0.000 of Outflow =4.66 cfs 0.409 of Pond E41P: Peak EIev= 965.97' Storage =0.004 of Inflow =0.66 cfs 0.035 of Primary=0.65 cfs 0.033 of Secondary=0.00 cfs 0.000 of Outflow =0.65 cfs 0.033 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.69' Storage =0.018 of Inflow =14.52 cfs 2.104 of Primary=14.51 cfs 2.103 of Secondary=0.00 cfs 0.000 of Outflow =14.51 cfs 2.103 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.29' Storage =0.058 of Inflow =14.30 cfs 1.951 of Primary=8.48 cfs 1.734 of Secondary=5.70 cfs 0.215 of Outflow =14.13 cfs 1.949 of Proposed_ SouthPond_2Node MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 7 Pond P2Pipe: Peak EIev= 960.84' Storage =0.001 of Inflow =6.17 cfs 0.518 of 36.3" x 22.5 ", R= 18.8 "/51.0" Pipe Arch Culvert n =0.012 L= 190.0' S=0.0158'/' Outflow =6.17 cfs 0.518 of Pond P61P: Peak EIev= 954.23' Storage =0.168 of Inflow =8.66 cfs 0.700 of Primary=3.98 cfs 0.700 of Secondary=0.00 cfs 0.000 of Outflow =3.98 cfs 0.700 of Pond POffWP: MN -7 Ditch Peak EIev= 952.57' Storage =0.203 of Inflow =14.35 cfs 1.909 of Outflow =13.77 cfs 1.845 of Total Runoff Area = 253.658 ac Runoff Volume = 18.097 of Average Runoff Depth = 0.86" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ SouthPond_2Node MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 8 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 2.18" Tc =30.0 min CN =79 Runoff =54.06 cfs 5.020 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 2.78" Tc =20.0 min CN =86 Runoff =6.17 cfs 0.461 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 1.51" Tc =21.0 min CN =70 Runoff =57.72 cfs 4.564 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 1.57" Tc =18.0 min CN =71 Runoff =50.10 cfs 3.620 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 1.79" Tc =20.0 min CN =74 Runoff =10.08 cfs 0.760 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 1.31" Tc =15.0 min CN =67 Runoff= 13.94 cfs 0.937 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 2.10" Tc =40.0 min CN =78 Runoff =78.40 cfs 8.676 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 1.72" Tc =40.0 min CN =73 Runoff =43.33 cfs 4.883 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 2.10" Tc =42.0 min CN =78 Runoff =41.39 cfs 4.748 of Subcatchment6062S: GL 6A Runoff Area =1.181 ac 0.00% Impervious Runoff Depth= 2.51" Tc =20.0 min CN =83 Runoff =3.33 cfs 0.247 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 1.94" Flow Length =542' Tc =14.7 min CN =76 Runoff =3.58 cfs 0.229 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 1.72" Flow Length =411' Tc =10.1 min CN =73 Runoff =6.43 cfs 0.347 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 1.94" Flow Length =832' Tc =25.0 min CN =76 Runoff =6.75 cfs 0.569 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 2.26" Tc =10.0 min CN =80 Runoff =1.60 cfs 0.086 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 2.51" Tc =10.0 min CN =83 Runoff= 1.24 cfs 0.067 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 1.37" Flow Length =615' Tc =14.5 min CN =68 Runoff =3.17 cfs 0.210 of Proposed_ SouthPond_2Node MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 9 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 1.06" Tc =10.0 min CN =63 Runoff =1.04 cfs 0.060 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 2.18" Flow Length =320' Tc =8.0 min CN =79 Runoff =6.33 cfs 0.310 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 1.57" Flow Length =490' Tc =17.5 min CN =71 Runoff =3.44 cfs 0.245 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 1.65" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =25.62 cfs 2.738 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.49' Max Vet =1.66 fps Inflow =5.74 cfs 0.359 of n =0.100 L= 150.0' S=0.0400'/' Capacity =72.19 cfs Outflow =5.67 cfs 0.359 of Pond 301 P: COL 1 Peak Elev= 945.91' Storage= 15.061 of Inflow= 112.82 cfs 27.811 of Outflow =10.50 cfs 24.012 of Pond 603P: GL 3 Peak Elev= 966.35' Storage =7.511 of Inflow =88.01 cfs 9.447 of Outflow =2.40 cfs 6.675 of Pond 604P: GL 4 Peak EIev= 960.65' Storage =6.931 of Inflow= 106.01 cfs 18.970 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =18.15 cfs 18.294 of Pond 605P: GL 5 Peak EIev= 987.33' Storage =0.581 of Inflow =10.08 cfs 0.760 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.26 cfs 0.509 of Pond 606P: GL 6 Peak EIev= 946.67' Storage =1.050 of Inflow =57.05 cfs 23.798 of Primary=35.27 cfs 16.763 of Secondary=7.81 cfs 7.034 of Outflow =43.08 cfs 23.798 of Pond 609P: GL 9 Peak EIev= 983.34' Storage =0.618 of Inflow =13.94 cfs 0.937 of Outflow =0.61 cfs 0.792 of Pond E1.5P: Peak EIev= 965.35' Storage =0.026 of Inflow =6.43 cfs 0.347 of Outflow =6.25 cfs 0.333 of Pond E1 P: Peak EIev= 965.57' Storage =0.001 of Inflow =3.58 cfs 0.229 of Primary=3.58 cfs 0.229 of Secondary=0.00 cfs 0.000 of Outflow =3.58 cfs 0.229 of Pond E21P: Peak EIev= 963.47' Storage =0.074 of Inflow =10.89 cfs 0.902 of Primary=1.01 cfs 0.013 of Secondary=7.82 cfs 0.885 of Tertiary=0.00 cfs 0.000 of Outflow =8.83 cfs 0.899 of Pond E41P: Peak EIev= 966.02' Storage =0.005 of Inflow =1.24 cfs 0.067 of Primary=1.22 cfs 0.064 of Secondary=0.00 cfs 0.000 of Outflow =1.22 cfs 0.064 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 950.11' Storage =0.146 of Inflow =36.37 cfs 4.774 of Primary=32.58 cfs 4.774 of Secondary=0.00 cfs 0.000 of Outflow =32.58 cfs 4.774 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.77' Storage =0.105 of Inflow =35.84 cfs 4.466 of Primary=9.80 cfs 2.824 of Secondary=27.76 cfs 1.640 of Outflow =35.53 cfs 4.464 of Proposed_ SouthPond_2Node MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 10 Pond P2Pipe: Peak Elev= 961.21' Storage =0.001 of Inflow =11.05 cfs 1.128 of 36.3" x 22.5 ", R= 18.8 "/51.0" Pipe Arch Culvert n =0.012 L= 190.0' S=0.0158'/' Outflow =11.05 cfs 1.128 of Pond P61P: Peak Elev= 956.23' Storage =0.435 of Inflow =17.57 cfs 1.547 of Primary=10.06 cfs 1.547 of Secondary=0.00 cfs 0.000 of Outflow =10.06 cfs 1.547 of Pond POffWP: MN -7 Ditch Peak Elev= 952.96' Storage =0.301 of Inflow =35.12 cfs 4.285 of Outflow =34.51 cfs 4.221 of Total Runoff Area = 253.658 ac Runoff Volume = 38.776 of Average Runoff Depth = 1.83" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac Proposed_ SouthPond_2Node MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 11 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 4.88" Tc =30.0 min CN =79 Runoff = 120.55 cfs 11.251 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth = 5.67" Tc =20.0 min CN =86 Runoff =12.25 cfs 0.940 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 3.89" Tc =21.0 min CN =70 Runoff = 154.34 cfs 11.776 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 3.99" Tc =18.0 min CN =71 Runoff = 130.27 cfs 9.181 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 4.32" Tc =20.0 min CN =74 Runoff =24.71 cfs 1.836 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 3.56" Tc =15.0 min CN =67 Runoff =39.85 cfs 2.553 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 4.77" Tc =40.0 min CN =78 Runoff = 178.17 cfs 19.726 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 4.21" Tc =40.0 min CN =73 Runoff= 108.69 cfs 11.982 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 4.77" Tc =42.0 min CN =78 Runoff =94.51 cfs 10.794 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth = 5.33" Tc =20.0 min CN =83 Runoff =6.92 cfs 0.525 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 4.54" Flow Length =542' Tc =14.7 min CN =76 Runoff =8.37 cfs 0.537 of SubcatchmentE1.5: RunoffArea =2.424 ac 31.35% Impervious Runoff Depth= 4.21" Flow Length =411' Tc =10.1 min CN =73 Runoff= 15.82 cfs 0.851 of SubcatchmentE2: RunoffArea =3.518 ac 41.76% Impervious Runoff Depth= 4.54" Flow Length =832' Tc =25.0 min CN =76 Runoff =15.91 cfs 1.332 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 4.99" Tc =10.0 min CN =80 Runoff =3.47 cfs 0.190 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth = 5.33" Tc =10.0 min CN =83 Runoff =2.55 cfs 0.141 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 3.67" Flow Length =615' Tc =14.5 min CN =68 Runoff =8.84 cfs 0.560 of Proposed_ SouthPond_2Node MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 12 SubcatchmentE6: Runoff Area =0.681 ac 12.04% Impervious Runoff Depth= 3.14" Tc =10.0 min CN =63 Runoff =3.32 cfs 0.178 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 4.88" Flow Length =320' Tc =8.0 min CN =79 Runoff= 13.86 cfs 0.695 of SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 3.99" Flow Length =490' Tc =17.5 min CN =71 Runoff =8.96 cfs 0.621 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 4.10" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =65.93 cfs 6.829 of Reach 1 R: Channel - SHALLOWER Avg. Flow Depth =0.83' Max Vet =2.24 fps Inflow =14.31 cfs 0.889 of n =0.100 L= 150.0' S=0.0400'/' Capacity =72.19 cfs Outflow= 14.21 cfs 0.889 of Pond 301 P: COL 1 Peak Elev= 946.83' Storage= 20.364 of Inflow= 268.96 cfs 69.453 of Outflow =72.89 cfs 64.408 of Pond 603P: GL 3 Peak Elev= 967.87' Storage= 15.382 of Inflow= 231.38 cfs 23.758 of Outflow =30.94 cfs 19.501 of Pond 604P: GL 4 Peak Elev= 964.57' Storage= 22.209 of Inflow= 254.95 cfs 48.409 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =31.76 cfs 47.478 of Pond 605P: GL 5 Peak Elev= 987.73' Storage =1.284 of Inflow =24.71 cfs 1.836 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =1.29 cfs 1.535 of Pond 606P: GL 6 Peak Elev= 949.38' Storage =4.228 of Inflow= 121.95 cfs 60.331 of Primary=45.64 cfs 43.025 of Secondary=13.31 cfs 17.246 of Outflow =58.19 cfs 60.270 of Pond 609P: GL 9 Peak EIev= 984.03' Storage =1.605 of Inflow =39.85 cfs 2.553 of Outflow =2.71 cfs 2.389 of Pond E1.5P: Peak EIev= 965.54' Storage =0.041 of Inflow =15.82 cfs 0.851 of Outflow =15.41 cfs 0.837 of Pond E1 P: Peak EIev= 966.19' Storage =0.016 of Inflow =8.37 cfs 0.537 of Primary=6.33 cfs 0.525 of Secondary=1.51 cfs 0.012 of Outflow =7.84 cfs 0.537 of Pond E21P: Peak EIev= 963.91' Storage =0.197 of Inflow =27.77 cfs 2.182 of Primary=18.73 cfs 0.635 of Secondary=7.89 cfs 1.543 of Tertiary=0.00 cfs 0.000 of Outflow =23.99 cfs 2.178 of Pond E41P: Peak EIev= 966.09' Storage =0.006 of Inflow =2.55 cfs 0.141 of Primary=2.29 cfs 0.136 of Secondary=0.25 cfs 0.002 of Outflow =2.54 cfs 0.138 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 951.32' Storage =0.448 of Inflow= 104.74 cfs 11.849 of Primary=38.69 cfs 9.167 of Secondary=65.93 cfs 2.681 of Outflow= 104.61 cfs 11.849 of Pond EOFFE -SP: Frontier Electric- S Peak EIev= 951.48' Storage =0.215 of Inflow= 102.55 cfs 11.156 of Primary=9.26 cfs 4.072 of Secondary=99.08 cfs 7.083 of Outflow= 102.34 cfs 11.154 of Proposed_ SouthPond_2Node MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 13 Pond P2Pipe: Peak Elev= 962.91' Storage =0.003 of Inflow =30.25 cfs 2.703 of 36.3" x 22.5 ", R= 18.8 "/51.0" Pipe Arch Culvert n =0.012 L= 190.0' S=0.0158'/' Outflow =30.25 cfs 2.703 of Pond P61P: Peak EIev= 958.04' Storage =0.774 of Inflow =43.72 cfs 3.770 of Primary=24.52 cfs 3.567 of Secondary=10.28 cfs 0.202 of Outflow =34.69 cfs 3.769 of Pond POMP: MN -7 Ditch Peak EIev= 953.65' Storage =0.519 of Inflow =99.37 cfs 10.599 of Outflow =98.29 cfs 10.535 of Total Runoff Area = 253.658 ac Runoff Volume = 92.499 of Average Runoff Depth = 4.38" 95.70% Pervious = 242.739 ac 4.30% Impervious = 10.919 ac ES COL 1 - EDI D 302S 609S —p sosP z OL2 GL9 GL9 P1.5 P2 1.5P ZJ E1 1P _p 2P�aa E4 4P E6 E5 —p 1R Chard Li-Li ---� to WDOT RO MN -7 Ditch EOffW 01P � Z, -o,QQQP rvL\\ / GLp \ 61S 604P Subcat Reach on Link osP �— 605S GL5 GL5 6B 603P 603S o-� T 3 GL3 611S 604S CHAN GL4 612S CHAN1 Proposed_PipeToCollege MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 2 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth = 0.82" Tc =30.0 min CN =79 Runoff =19.46 cfs 1.901 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.23" Tc =20.0 min CN =86 Runoff =2.73 cfs 0.203 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.45" Tc =21.0 min CN =70 Runoff =14.07 cfs 1.351 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.48" Tc =18.0 min CN =71 Runoff =12.99 cfs 1.106 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.60" Tc =20.0 min CN =74 Runoff =3.03 cfs 0.254 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.35" Tc =15.0 min CN =67 Runoff =2.73 cfs 0.249 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =78 Runoff =27.24 cfs 3.208 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.56" Tc =40.0 min CN =73 Runoff =12.31 cfs 1.584 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth = 0.77" Tc =42.0 min CN =78 Runoff =14.44 cfs 1.755 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.04" Tc =20.0 min CN =83 Runoff =1.36 cfs 0.102 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.68" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.18 cfs 0.081 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth = 0.88" Tc =10.0 min CN =80 Runoff =0.61 cfs 0.033 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.04" Tc =10.0 min CN =83 Runoff =0.51 cfs 0.028 of SubcatchmentES: RunoffArea =1.832 ac 19.27% Impervious Runoff Depth = 0.38" Flow Length =615' Tc =14.5 min CN =68 Runoff =0.68 cfs 0.058 of SubcatchmentE6: RunoffArea =0.681 ac 12.04% Impervious Runoff Depth= 0.24" Tc =10.0 min CN =63 Runoff =0.13 cfs 0.013 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth = 0.82" Flow Length =320' Tc =8.0 min CN =79 Runoff =2.35 cfs 0.117 of Proposed_PipeToCollege MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 3 SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.48" Flow Length =490' Tc =17.5 min CN =71 Runoff =0.89 cfs 0.075 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.52" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =7.01 cfs 0.863 of SubcatchmentP1.5: RunoffArea =1.657 ac 27.82% Imperious Runoff Depth = 0.48" Tc =10.0 min CN =71 Runoff =1.06 cfs 0.066 of SubcatchmentP2: RunoffArea =2.286 ac 36.18% Imperious Runoff Depth = 0.60" Flow Length =342' Tc =13.7 min CN =74 Runoff =1.66 cfs 0.114 of Reach 1R: Channel Avg. Flow Depth =0.45' Max Vet =1.18 fps Inflow =2.79 cfs 0.195 of n =0.100 L= 100.0' S= 0.0246 T Capacity= 114.91 cfs Outflow =2.76 cfs 0.195 of Pond 301 P: COL 1 Peak Elev= 944.12' Storage =5.756 of Inflow =35.96 cfs 10.594 of Outflow =4.05 cfs 8.315 of Pond 603P: GL 3 Peak Elev= 965.18' Storage =2.479 of Inflow =22.68 cfs 2.935 of Outflow =0.60 cfs 1.502 of Pond 604P: GL 4 Peak Elev= 958.93' Storage =2.156 of Inflow =34.64 cfs 5.815 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =7.67 cfs 5.447 of Pond 605P: GL 5 Peak Elev= 987.13' Storage =0.227 of Inflow =3.03 cfs 0.254 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.03 cfs 0.096 of Pond 606P: GL 6 Peak Elev= 944.94' Storage =0.266 of Inflow= 17.83 cfs 7.401 of Primary=14.66 cfs 6.985 of Secondary=1.33 cfs 0.416 of Outflow =15.99 cfs 7.401 of Pond 609P: GL 9 Peak EIev= 983.04' Storage =0.202 of Inflow =2.73 cfs 0.249 of Outflow =0.06 cfs 0.145 of Pond E1.5P: Peak EIev= 965.16' Storage =0.016 of Inflow =1.06 cfs 0.066 of Outflow =0.65 cfs 0.053 of Pond E1 P: Peak EIev= 965.42' Storage =0.001 of Inflow =1.18 cfs 0.081 of Primary=1.18 cfs 0.080 of Secondary=0.00 cfs 0.000 of Outflow =1.18 cfs 0.080 of Pond E21P: Peak EIev= 962.80' Storage =0.010 of Inflow =2.09 cfs 0.167 of Primary=1.99 cfs 0.163 of Secondary=0.00 cfs 0.000 of Tertiary=0.00 cfs 0.000 of Outflow =1.99 cfs 0.163 of Pond E2Pipe: Peak EIev= 962.91' Storage =0.002 of Inflow =1.18 cfs 0.080 of Primary=1.17 cfs 0.079 of Secondary=0.00 cfs 0.000 of Outflow =1.17 cfs 0.079 of Pond E41P: Peak EIev= 965.94' Storage =0.003 of Inflow =0.51 cfs 0.028 of Primary=0.51 cfs 0.025 of Secondary=0.00 cfs 0.000 of Outflow =0.51 cfs 0.025 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.01' Storage =0.011 of Inflow =7.93 cfs 1.198 of Primary=7.92 cfs 1.197 of Secondary=0.00 cfs 0.000 of Outflow =7.92 cfs 1.197 of Proposed_PipeToCollege MSE 24 -hr 3 1 -Year Rainfall= 2.48" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 4 Pond EOFFE -SP: Frontier Electric- S Peak Elev= 949.91' Storage =0.036 of Inflow =7.82 cfs 1.082 of Primary=7.23 cfs 1.075 of Secondary=0.40 cfs 0.006 of Outflow =7.63 cfs 1.081 of Pond EOFFWP: MN -7 Ditch Peak Elev= 952.38' Storage =0.165 of Inflow =8.18 cfs 1.071 of Outflow =7.46 cfs 1.007 of Link 1L: to MnDOT ROW Inflow =2.89 cfs 0.208 of Primary=2.89 cfs 0.208 of Total Runoff Area = 251.659 ac Runoff Volume = 13.161 of Average Runoff Depth = 0.63" 96.04% Pervious = 241.681 ac 3.96% Impervious = 9.978 ac Proposed_PipeToCollege MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 5 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 1.09" Tc =30.0 min CN =79 Runoff =26.27 cfs 2.507 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 1.54" Tc =20.0 min CN =86 Runoff =3.44 cfs 0.256 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth = 0.64" Tc =21.0 min CN =70 Runoff =21.93 cfs 1.933 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth = 0.68" Tc =18.0 min CN =71 Runoff =19.81 cfs 1.566 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth = 0.82" Tc =20.0 min CN =74 Runoff =4.36 cfs 0.349 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth = 0.52" Tc =15.0 min CN =67 Runoff =4.65 cfs 0.370 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 1.03" Tc =40.0 min CN =78 Runoff =37.22 cfs 4.264 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth = 0.77" Tc =40.0 min CN =73 Runoff =18.01 cfs 2.198 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 1.03" Tc =42.0 min CN =78 Runoff =19.65 cfs 2.333 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth= 1.33" Tc =20.0 min CN =83 Runoff =1.76 cfs 0.131 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth = 0.92" Flow Length =542' Tc =14.7 min CN =76 Runoff =1.64 cfs 0.109 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 1.15" Tc =10.0 min CN =80 Runoff =0.81 cfs 0.044 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 1.33" Tc =10.0 min CN =83 Runoff =0.66 cfs 0.035 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth = 0.56" Flow Length =615' Tc =14.5 min CN =68 Runoff =1.12 cfs 0.085 of SubcatchmentE6: RunoffArea =0.681 ac 12.04% Impervious Runoff Depth= 0.38" Tc =10.0 min CN =63 Runoff =0.27 cfs 0.021 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 1.09" Flow Length =320' Tc =8.0 min CN =79 Runoff =3.14 cfs 0.155 of Proposed_PipeToCollege MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 6 SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth = 0.68" Flow Length =490' Tc =17.5 min CN =71 Runoff =1.35 cfs 0.106 of SubcatchmentEOM: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth = 0.73" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =10.39 cfs 1.209 of SubcatchmentP1.5: Runoff Area= 1.657 ac 27.82% Imperious Runoff Depth = 0.68" Tc =10.0 min CN =71 Runoff= 1.61 cfs 0.094 of SubcatchmentP2: RunoffArea =2.286 ac 36.18% Imperious Runoff Depth = 0.82" Flow Length =342' Tc =13.7 min CN =74 Runoff =2.39 cfs 0.156 of Reach 1R: Channel Avg. Flow Depth =0.56' Max Vet =1.32 fps Inflow =4.00 cfs 0.268 of n =0.100 L= 100.0' S=0.0246'/' Capacity= 114.91 cfs Outflow =3.97 cfs 0.268 of Pond 301 P: COL 1 Peak Elev= 944.47' Storage =7.467 of Inflow =52.84 cfs 14.398 of Outflow =5.91 cfs 11.820 of Pond 603P: GL 3 Peak Elev= 965.38' Storage =3.343 of Inflow =34.40 cfs 4.131 of Outflow =1.02 cfs 2.444 of Pond 604P: GL 4 Peak Elev= 959.27' Storage =2.916 of Inflow =48.15 cfs 8.274 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =10.74 cfs 7.845 of Pond 605P: GL 5 Peak Elev= 987.17' Storage =0.300 of Inflow =4.36 cfs 0.349 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.06 cfs 0.162 of Pond 606P: GL 6 Peak Elev= 945.33' Storage =0.399 of Inflow =25.99 cfs 10.471 of Primary=20.54 cfs 9.457 of Secondary=2.52 cfs 1.014 of Outflow =23.06 cfs 10.471 of Pond 609P: GL 9 Peak EIev= 983.10' Storage =0.278 of Inflow =4.65 cfs 0.370 of Outflow =0.13 cfs 0.252 of Pond E1.5P: Peak EIev= 965.20' Storage =0.017 of Inflow =1.61 cfs 0.094 of Outflow =1.36 cfs 0.081 of Pond E1 P: Peak EIev= 965.45' Storage =0.001 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.109 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.109 of Pond E21P: Peak EIev= 962.88' Storage =0.013 of Inflow =3.74 cfs 0.237 of Primary=3.52 cfs 0.233 of Secondary=0.00 cfs 0.000 of Tertiary=0.00 cfs 0.000 of Outflow =3.52 cfs 0.233 of Pond E2Pipe: Peak EIev= 963.05' Storage =0.002 of Inflow =1.64 cfs 0.109 of Primary=1.64 cfs 0.107 of Secondary=0.00 cfs 0.000 of Outflow =1.64 cfs 0.107 of Pond E41P: Peak EIev= 965.95' Storage =0.004 of Inflow =0.66 cfs 0.035 of Primary=0.65 cfs 0.033 of Secondary=0.00 cfs 0.000 of Outflow =0.65 cfs 0.033 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 947.48' Storage =0.016 of Inflow =12.40 cfs 1.694 of Primary=12.39 cfs 1.693 of Secondary=0.00 cfs 0.000 of Outflow =12.39 cfs 1.693 of Proposed_PipeToCollege MSE 24 -hr 3 2 -Year Rainfall= 2.86" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 7 Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.19' Storage =0.051 of Inflow =12.10 cfs 1.540 of Primary=8.38 cfs 1.428 of Secondary=3.59 cfs 0.111 of Outflow =11.98 cfs 1.539 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.51' Storage =0.194 of Inflow =12.12 cfs 1.498 of Outflow =11.51 cfs 1.435 of Link 1L: to MnDOT ROW Inflow =4.23 cfs 0.290 of Primary=4.23 cfs 0.290 of Total Runoff Area = 251.659 ac Runoff Volume = 17.921 of Average Runoff Depth = 0.85" 96.04% Pervious = 241.681 ac 3.96% Impervious = 9.978 ac Proposed_PipeToCollege MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 8 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 2.18" Tc =30.0 min CN =79 Runoff =54.06 cfs 5.020 of Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth= 2.78" Tc =20.0 min CN =86 Runoff =6.17 cfs 0.461 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 1.51" Tc =21.0 min CN =70 Runoff =57.72 cfs 4.564 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 1.57" Tc =18.0 min CN =71 Runoff =50.10 cfs 3.620 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 1.79" Tc =20.0 min CN =74 Runoff =10.08 cfs 0.760 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 1.31" Tc =15.0 min CN =67 Runoff= 13.94 cfs 0.937 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 2.10" Tc =40.0 min CN =78 Runoff =78.40 cfs 8.676 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 1.72" Tc =40.0 min CN =73 Runoff =43.33 cfs 4.883 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 2.10" Tc =42.0 min CN =78 Runoff =41.39 cfs 4.748 of Subcatchment6062S: GL 6A Runoff Area =1.181 ac 0.00% Impervious Runoff Depth= 2.51" Tc =20.0 min CN =83 Runoff =3.33 cfs 0.247 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 1.94" Flow Length =542' Tc =14.7 min CN =76 Runoff =3.58 cfs 0.229 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 2.26" Tc =10.0 min CN =80 Runoff =1.60 cfs 0.086 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth= 2.51" Tc =10.0 min CN =83 Runoff= 1.24 cfs 0.067 of SubcatchmentES: Runoff Area= 1.832 ac 19.27% Impervious Runoff Depth= 1.37" Flow Length =615' Tc =14.5 min CN =68 Runoff =3.17 cfs 0.210 of SubcatchmentE6: RunoffArea =0.681 ac 12.04% Impervious Runoff Depth= 1.06" Tc =10.0 min CN =63 Runoff= 1.04 cfs 0.060 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 2.18" Flow Length =320' Tc =8.0 min CN =79 Runoff =6.33 cfs 0.310 of Proposed_PipeToCollege MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 9 SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 1.57" Flow Length =490' Tc =17.5 min CN =71 Runoff =3.44 cfs 0.245 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 1.65" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =25.62 cfs 2.738 of SubcatchmentP1.5: Runoff Area= 1.657 ac 27.82% Imperious Runoff Depth= 1.57" Tc =10.0 min CN =71 Runoff =4.01 cfs 0.217 of SubcatchmentP2: RunoffArea =2.286 ac 36.18% Imperious Runoff Depth= 1.79" Flow Length =342' Tc =13.7 min CN =74 Runoff =5.49 cfs 0.341 of Reach 1R: Channel Avg. Flow Depth =0.86' Max Vet =1.68 fps Inflow =9.00 cfs 0.587 of n =0.100 L= 100.0' S=0.0246'/' Capacity= 114.91 cfs Outflow =8.96 cfs 0.587 of Pond 301 P: COL 1 Peak Elev= 945.87' Storage= 14.857 of Inflow= 116.67 cfs 27.617 of Outflow =10.39 cfs 23.826 of Pond 603P: GL 3 Peak Elev= 966.35' Storage =7.511 of Inflow =88.01 cfs 9.447 of Outflow =2.40 cfs 6.675 of Pond 604P: GL 4 Peak EIev= 960.65' Storage =6.931 of Inflow= 106.01 cfs 18.970 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =18.15 cfs 18.294 of Pond 605P: GL 5 Peak EIev= 987.33' Storage =0.581 of Inflow =10.08 cfs 0.760 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =0.26 cfs 0.509 of Pond 606P: GL 6 Peak EIev= 946.67' Storage =1.050 of Inflow =57.05 cfs 23.798 of Primary=35.27 cfs 16.928 of Secondary=7.81 cfs 6.870 of Outflow =43.08 cfs 23.798 of Pond 609P: GL 9 Peak EIev= 983.34' Storage =0.618 of Inflow =13.94 cfs 0.937 of Outflow =0.61 cfs 0.792 of Pond E1.5P: Peak EIev= 965.28' Storage =0.022 of Inflow =4.01 cfs 0.217 of Outflow =3.90 cfs 0.204 of Pond E1 P: Peak EIev= 965.57' Storage =0.001 of Inflow =3.58 cfs 0.229 of Primary=3.58 cfs 0.229 of Secondary=0.00 cfs 0.000 of Outflow =3.58 cfs 0.229 of Pond E21P: Peak EIev= 963.13' Storage =0.028 of Inflow =9.32 cfs 0.545 of Primary=8.83 cfs 0.541 of Secondary=0.00 cfs 0.000 of Tertiary=0.00 cfs 0.000 of Outflow =8.83 cfs 0.541 of Pond E2Pipe: Peak EIev= 963.69' Storage =0.005 of Inflow =3.58 cfs 0.229 of Primary=3.44 cfs 0.228 of Secondary=0.00 cfs 0.000 of Outflow =3.44 cfs 0.228 of Pond E41P: Peak EIev= 966.00' Storage =0.004 of Inflow =1.24 cfs 0.067 of Primary=1.22 cfs 0.064 of Secondary=0.00 cfs 0.000 of Outflow =1.22 cfs 0.064 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 949.67' Storage =0.084 of Inflow =31.63 cfs 3.875 of Primary=30.00 cfs 3.874 of Secondary=0.00 cfs 0.000 of Outflow =30.00 cfs 3.874 of Proposed_PipeToCollege MSE 24 -hr 3 10 -Year Rainfall= 4.26" Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 10 Pond EOFFE -SP: Frontier Electric- S Peak EIev= 950.70' Storage =0.096 of Inflow =30.76 cfs 3.566 of Primary=9.71 cfs 2.385 of Secondary=21.74 cfs 1.180 of Outflow =30.54 cfs 3.565 of Pond EOFFWP: MN -7 Ditch Peak EIev= 952.87' Storage =0.290 of Inflow =29.64 cfs 3.385 of Outflow =29.09 cfs 3.322 of Link 1L: to MnDOT ROW Inflow =9.90 cfs 0.647 of Primary=9.90 cfs 0.647 of Total Runoff Area = 251.659 ac Runoff Volume = 38.418 of Average Runoff Depth = 1.83" 96.04% Pervious = 241.681 ac 3.96% Impervious = 9.978 ac Proposed_PipeToCollege MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 11 Time span =0.00 -60.00 hrs, dt =0.01 hrs, 6001 points Runoff by SCS TR -20 method, UH =SCS, Weighted -CN Reach routing by Dyn -Stor -Ind method - Pond routing by Dyn -Stor -Ind method Subcatchment301S: COL 1 -EDITED RunoffArea= 27.676 ac 0.00% Impervious Runoff Depth= 4.88" Tc =30.0 min CN =79 Runoff = 120.55 cfs 11.251 all Subcatchment302S: COL 2 Runoff Area =1.989 ac 0.00% Impervious Runoff Depth = 5.67" Tc =20.0 min CN =86 Runoff =12.25 cfs 0.940 of Subcatchment603S: GL 3 RunoffArea= 36.364 ac 0.00% Impervious Runoff Depth= 3.89" Tc =21.0 min CN =70 Runoff = 154.34 cfs 11.776 of Subcatchment604S: GL 4 RunoffArea= 27.582 ac 0.00% Impervious Runoff Depth= 3.99" Tc =18.0 min CN =71 Runoff = 130.27 cfs 9.181 of Subcatchment605S: GL 5 Runoff Area =5.097 ac 0.00% Impervious Runoff Depth= 4.32" Tc =20.0 min CN =74 Runoff =24.71 cfs 1.836 of Subcatchment609S: GL 9 RunoffArea =8.595 ac 0.00% Impervious Runoff Depth= 3.56" Tc =15.0 min CN =67 Runoff =39.85 cfs 2.553 of Subcatchment611S: CHAN RunoffArea= 49.667 ac 0.00% Impervious Runoff Depth= 4.77" Tc =40.0 min CN =78 Runoff = 178.17 cfs 19.726 of Subcatchment612S: CHAN 1 RunoffArea= 34.133 ac 0.00% Impervious Runoff Depth= 4.21" Tc =40.0 min CN =73 Runoff= 108.69 cfs 11.982 of Subcatchment6061S: GL 6B RunoffArea= 27.178 ac 0.00% Impervious Runoff Depth= 4.77" Tc =42.0 min CN =78 Runoff =94.51 cfs 10.794 of Subcatchment6062S: GL 6A RunoffArea =1.181 ac 0.00% Impervious Runoff Depth = 5.33" Tc =20.0 min CN =83 Runoff =6.92 cfs 0.525 of SubcatchmentE1: RunoffArea =1.419 ac 40.52% Impervious Runoff Depth= 4.54" Flow Length =542' Tc =14.7 min CN =76 Runoff =8.37 cfs 0.537 of SubcatchmentE3: RunoffArea =0.456 ac 51.75% Impervious Runoff Depth= 4.99" Tc =10.0 min CN =80 Runoff =3.47 cfs 0.190 of SubcatchmentE4: RunoffArea =0.318 ac 60.69% Impervious Runoff Depth = 5.33" Tc =10.0 min CN =83 Runoff =2.55 cfs 0.141 of SubcatchmentES: RunoffArea =1.832 ac 19.27% Impervious Runoff Depth= 3.67" Flow Length =615' Tc =14.5 min CN =68 Runoff =8.84 cfs 0.560 of SubcatchmentE6: RunoffArea =0.681 ac 12.04% Impervious Runoff Depth= 3.14" Tc =10.0 min CN =63 Runoff =3.32 cfs 0.178 of SubcatchmentEOFFE -N: Runoff Area= 1.710 ac 47.78% Impervious Runoff Depth= 4.88" Flow Length =320' Tc =8.0 min CN =79 Runoff= 13.86 cfs 0.695 of Proposed_PipeToCollege MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 12 SubcatchmentEOFFE -S: Runoff Area= 1.865 ac 26.81% Impervious Runoff Depth= 3.99" Flow Length =490' Tc =17.5 min CN =71 Runoff =8.96 cfs 0.621 of SubcatchmentEOffW: Runoff Area= 19.973 ac 29.71% Imperious Runoff Depth= 4.10" Flow Length= 1,890' Tc =36.2 min CN =72 Runoff =65.93 cfs 6.829 of SubcatchmentP1.5: Runoff Area= 1.657 ac 27.82% Imperious Runoff Depth= 3.99" Tc =10.0 min CN =71 Runoff =10.29 cfs 0.552 of SubcatchmentP2: RunoffArea =2.286 ac 36.18% Imperious Runoff Depth= 4.32" Flow Length =342' Tc =13.7 min CN =74 Runoff =13.32 cfs 0.823 of Reach 1R: Channel Avg. Flow Depth =1.26' Max Vet =2.06 fps Inflow =18.62 cfs 1.381 of n =0.100 L= 100.0' S=0.0246'/' Capacity= 114.91 cfs Outflow= 18.56 cfs 1.381 of Pond 301 P: COL 1 Peak EIev= 946.80' Storage= 20.173 of Inflow= 266.89 cfs 68.657 of Outflow =69.40 cfs 63.612 of Pond 603P: GL 3 Peak EIev= 967.87' Storage= 15.382 of Inflow= 231.38 cfs 23.758 of Outflow =30.94 cfs 19.501 of Pond 604P: GL 4 Peak EIev= 964.57' Storage= 22.209 of Inflow= 254.95 cfs 48.409 of 24.0" Round Culvert n =0.014 L= 150.0' S=0.0050'/' Outflow =31.76 cfs 47.478 of Pond 605P: GL 5 Peak EIev= 987.73' Storage =1.284 of Inflow =24.71 cfs 1.836 of 18.0" Round Culvert n =0.024 L =50.0' S=0.0050'/' Outflow =1.29 cfs 1.535 of Pond 606P: GL 6 Peak EIev= 949.39' Storage =4.239 of Inflow= 121.95 cfs 60.331 of Primary=45.46 cfs 43.037 of Secondary=13.32 cfs 17.233 of Outflow =58.07 cfs 60.270 of Pond 609P: GL 9 Peak EIev= 984.03' Storage =1.605 of Inflow =39.85 cfs 2.553 of Outflow =2.71 cfs 2.389 of Pond E1.5P: Peak EIev= 965.43' Storage =0.032 of Inflow =10.29 cfs 0.552 of Outflow =10.03 cfs 0.538 of Pond E1 P: Peak EIev= 966.29' Storage =0.020 of Inflow =8.37 cfs 0.537 of Primary=4.84 cfs 0.494 of Secondary=3.32 cfs 0.043 of Outflow =7.98 cfs 0.537 of Pond E21P: Peak EIev= 963.66' Storage =0.116 of Inflow =25.44 cfs 1.405 of Primary=19.72 cfs 1.401 of Secondary=0.00 cfs 0.000 of Tertiary=0.00 cfs 0.000 of Outflow =19.72 cfs 1.401 of Pond E2Pipe: Peak EIev= 964.66' Storage =0.014 of Inflow =4.84 cfs 0.494 of Primary=4.73 cfs 0.492 of Secondary=0.00 cfs 0.000 of Outflow =4.73 cfs 0.492 of Pond E41P: Peak EIev= 966.08' Storage =0.005 of Inflow =2.55 cfs 0.141 of Primary=2.39 cfs 0.138 of Secondary=0.14 cfs 0.001 of Outflow =2.54 cfs 0.139 of Pond EOFFE -NP: Frontier Electric- N Peak EIev= 951.25' Storage =0.424 of Inflow =82.18 cfs 9.639 of Primary=38.34 cfs 7.968 of Secondary=43.77 cfs 1.671 of Outflow =82.11 cfs 9.639 of Proposed_PipeToCollege MSE 24 -hr 3 100 -Year Rainfall= 7.32 Prepared by WSB & Associates, Inc. Printed 1/9/2019 HydroCAD® 10.00 -19 s/n 00883 @2016 HydroCAD Software Solutions LLC Page 13 Pond EOFFE -SP: Frontier Electric- S Peak Elev= 951.38' Storage =0.196 of Inflow =79.86 cfs 8.946 of Primary=9.47 cfs 3.475 of Secondary=76.82 cfs 5.469 of Outflow =79.77 cfs 8.944 of Pond EOFFWP: MN -7 Ditch Peak Elev= 953.44' Storage =0.480 of Inflow =76.43 cfs 8.389 of Outflow =75.65 cfs 8.325 of Link 1L: to MnDOT ROW Inflow =21.67 cfs 1.559 of Primary=21.67 cfs 1.559 of Total Runoff Area = 251.659 ac Runoff Volume = 91.691 of Average Runoff Depth = 4.37" 96.04% Pervious = 241.681 ac 3.96% Impervious = 9.978 ac APPENDIX D APPENDIX D Opinions of Probable Cost GRANT STREET DRAINAGE FEASIBILITY REPORT City of Shorewood, MN WSB Project No. 12046 -000 APPENDIX D Option 1: Pre - Watermain Conveyance - Opinion of Probable Cost WSB Project: Grant Street Drainage Feasibility Study Design By.- LGR Project Location: City of Shorewood Checked By.- WCA WSB Project No: 12046 -000 Date: 11/16/2018 Item No. Description Unit Estimated Total Quantity Estimated Unit Price Estimated Total Cost 1 MOBILIZATION LUMP SUM 1 $5,000.00 $5,000.00 2 UTILITY COORDINATION LUMP SUM 1 $500.00 $500.00 3 CLEARING & GRUBBING LUMP SUM 1 $20,000.00 $20,000.00 4 EROSION CONTROL LUMP SUM 1 $500.00 $500.00 5 REMOVE STORM SEWER LIN FT 34 $20.00 $680.00 6 REMOVE PAVEMENT SQ YD 60 $10.00 $600.00 7 REMOVE CONCRETE CURB AND GUTTER LIN FT 100 $7.00 $700.00 8 BITUMINOUS PAVEMENT PATCHING TON 23 $200.00 $4,600.00 9 CONCRETE CURB AND GUTTER DESIGN B618 LIN FT 100 $35.00 $3,500.00 10 15 RC PIPE SEWER LIN FT 34 $40.00 $1,360.00 11 15 RC PIPE APRON EACH 1 $500.00 $500.00 12 CONNECT TO EXISTING DRAINAGE STRUCTURE EACH 1 $800.00 $800.00 13 RANDOM RIPRAP, CL III CU YD 5 $170.00 $850.00 14 GEOTEXTILE FILTER TYPE 4 SQ YD 21 $5.00 $105.00 15 IFLOODPROOFING LUMP SUM 1 1 $10,000.001 $10,000.00 Subtotal Schedule A Improvements $49,695.00 + 15% Contingencies $7,450.00 Subtotal $57,145.00 + 25% Indirect Cost $14,290.00 Option 1 Total $71,435.00 Option 2: North Dry Pond and Lowering Park St. - Opinion of Probable Cost WSB Project: Grant Street Drainage Feasibility Study Design By.- LGR Project Location: City of Shorewood Checked By.- WCA WSB Project No: 12046 -000 Date: 1/7/2019 Item No. Description Unit Estimated Total Quantity Estimated Unit Price Estimated Total Cost 1 MOBILIZATION LUMP SUM 1 $12,000.00 $12,000.00 2 UTILITY COORDINATION LUMP SUM 1 $2,500.00 $2,500.00 3 CLEARING & GRUBBING LUMP SUM 1 $20,000.00 $20,000.00 4 EROSION CONTROL LUMP SUM 1 $2,500.00 $2,500.00 5 POND EXCAVATION CU YD 1260 $25.00 $31,500.00 6 BUILDING DEMOLITION LUMP SUM 1 $20,000.00 $20,000.00 7 REMOVE DRAINAGE STRUCTURE EACH 2 $500.00 $1,000.00 8 REMOVE STORM SEWER LIN FT 34 $20.00 $680.00 9 REMOVE DRAINTILE LIN FT 90 $12.00 $1,080.00 10 REMOVE PAVEMENT SQ YD 115 $10.00 $1,150.00 11 REMOVE CONCRETE CURB AND GUTTER LIN FT 100 $7.00 $700.00 12 REMOVE GAS SUPPLY LINE (ABANDONED) LIN FT 130 $10.00 $1,300.00 13 BITUMINOUS PAVEMENT PATCHING TON 365 $200.00 $73,000.00 14 CONCRETE CURB AND GUTTER DESIGN B618 LIN FT 100 $35.00 $3,500.00 16 15 RC PIPE SEWER LIN FT 230 $40.00 $9,200.00 17 15 RC PIPE APRON EACH 2 $500.00 $1,000.00 18 CONNECT TO EXISTING STORM SEWER EACH 2 $800.00 $1,600.00 19 CONSTRUCT DRAINAGE STRUCTURE DESIGN 48 -4020 EACH 3 $2,000.00 $6,000.00 20 RANDOM RIPRAP, CL III CU YD 9.5 $170.00 $1,615.00 21 GEOTEXTILE FILTER TYPE 4 SQ YD 35 $5.00 $175.00 22 EROSION CONTROL BLANKETS CATEGORY 3 SQ YD 1600 $3.00 $4,800.00 23 HYDROSEEDING SQ YD 1600 $2.00 $3,200.00 24 SEED MIX 33 -261 POUND 13 $20.00 $260.00 Subtotal Schedule A Improvements $198,760.00 + 15% Contingencies $29,810.00 Subtotal $228,570.00 + 25% Indirect Cost $57,140.00 Option 2 Total $285,710.00 Option 3: New Outlet Pipe with North Dry Pond - Opinion of Probable Cost WSB Project: Grant Street Drainage Feasibility Study Design By.- LGR Project Location: City of Shorewood Checked By.- WCA WSB Project No: 12046 -000 Date: 1/7/2019 Item No. Description Unit Estimated Total Quantity Estimated Unit Price Estimated Total Cost 1 MOBILIZATION LUMP SUM 1 $12,000.00 $12,000.00 2 UTILITY COORDINATION LUMP SUM 1 $2,500.00 $2,500.00 3 CLEARING & GRUBBING LUMP SUM 1 $20,000.00 $20,000.00 4 EROSION CONTROL LUMP SUM 1 $2,500.00 $2,500.00 5 POND EXCAVATION CU YD 1800 $25.00 $45,000.00 6 BUILDING DEMOLITION LUMP SUM 1 $20,000.00 $20,000.00 7 REMOVE DRAINAGE STRUCTURE EACH 2 $500.00 $1,000.00 8 REMOVE STORM SEWER LIN FT 34 $20.00 $680.00 9 REMOVE DRAINTILE LIN FT 90 $12.00 $1,080.00 10 REMOVE PAVEMENT SQ YD 115 $10.00 $1,150.00 11 REMOVE CONCRETE CURB AND GUTTER LIN FT 100 $7.00 $700.00 12 REMOVE GAS SUPPLY LINE (ABANDONED) LIN FT 130 $10.00 $1,300.00 13 BITUMINOUS PAVEMENT PATCHING TON 46 $200.00 $9,200.00 14 CONCRETE CURB AND GUTTER DESIGN B618 LIN FT 100 $35.00 $3,500.00 16 24" RC PIPE SEWER LIN FT 20 $70.00 $1,400.00 17 24" RC PIPE APRON EACH 1 $1,000.00 $1,000.00 18 44" SPAN RC PIPE ARCH LIN FT 210 $125.00 $26,250.00 19 44" SPAN RC PIPE ARCH APRON EACH 1 $2,000.00 $2,000.00 21 CONNECT TO EXISTING STORM SEWER EACH 2 $800.00 $1,600.00 22 CONSTRUCT DRAINAGE STRUCTURE DESIGN 72 -4020 EACH 2 $5,000.00 $10,000.00 23 CONSTRUCT DRAINAGE STRUCTURE DESIGN SPECIAL EACH 1 $6,000.00 $6,000.00 24 RANDOM RIPRAP, CL III CU YD 11 $170.00 $1,870.00 25 GEOTEXTILE FILTER TYPE 4 SQ YD 22 $5.00 $110.00 26 EROSION CONTROL BLANKETS CATEGORY 3 SQ YD 1600 $3.00 $4,800.00 27 HYDROSEEDING SQ YD 1600 $2.001 $3,200.00 28 SEED MIX 33 -261 1 POUND 13 $20.001 $260.00 Subtotal Schedule A Improvements $179,100.00 + 15% Contingencies $26,870.00 Subtotal $205,970.00 + 25% Indirect Cost $51,490.00 Option 2 Total $257,460.00 Option 4: New Outlet Pipe with South Dry Pond - Opinion of Probable Cost WSB Project: Grant Street Drainage Feasibility Study Design By.- LGR Project Location: City of Shorewood Checked By.- WCA WSB Project No: 12046 -000 Date: 11/16/2018 Item No. Description Unit Estimated Total Quantity Estimated Unit Price Estimated Total Cost 1 MOBILIZATION LUMP SUM 1 $10,000.00 $10,000.00 2 UTILITY COORDINATION LUMP SUM 1 $2,500.00 $2,500.00 3 CLEARING & GRUBBING LUMP SUM 1 $20,000.00 $20,000.00 4 EROSION CONTROL LUMP SUM 1 $2,500.00 $2,500.00 5 POND EXCAVATION CU YD 1500 $25.00 $37,500.00 6 REMOVE DRAINAGE STRUCTURE EACH 2 $500.00 $1,000.00 7 REMOVE STORM SEWER LIN FT 34 $20.00 $680.00 8 REMOVE DRAINTILE LIN FT 90 $12.00 $1,080.00 9 REMOVE PAVEMENT SQ YD 115 $10.00 $1,150.00 10 REMOVE CONCRETE CURB AND GUTTER LIN FT 100 $7.00 $700.00 11 BITUMINOUS PAVEMENT PATCHING TON 46 $200.00 $9,200.00 12 CONCRETE CURB AND GUTTER DESIGN B618 LIN FT 100 $35.00 $3,500.00 13 15 RC PIPE SEWER LIN FT 90 $40.00 $3,600.00 14 21" RC PIPE SEWER LIN FT 20 $55.00 $1,100.00 15 21" RC PIPE APRON EACH 2 $800.00 $1,600.00 16 36" SPAN RC PIPE ARCH LIN FT 210 $125.00 $26,250.00 17 36" SPAN RC PIPE ARCH APRON EACH 1 $2,000.00 $2,000.00 18 CONNECT TO EXISTING STORM SEWER EACH 2 $800.00 $1,600.00 19 CONSTRUCT DRAINAGE STRUCTURE DESIGN H EACH 1 $1,000.00 $1,000.00 20 CONSTRUCT DRAINAGE STRUCTURE DESIGN 72 -4020 EACH 3 $5,000.00 $15,000.00 21 CONSTRUCT DRAINAGE STRUCTURE DESIGN SPECIAL EACH 1 $4,000.00 $4,000.00 22 RANDOM RIPRAP, CL III CU YD 18 $170.00 $3,060.00 23 GEOTEXTILE FILTER TYPE 4 SQ YD 36 $5.00 $180.00 24 EROSION CONTROL BLANKETS CATEGORY 3 SQ YD 1500 $3.00 $4,500.00 25 HYDROSEEDING SQ YD 1500 $2.00 $3,000.00 26 SEED MIX 33 -261 POUND 11 $20.00 $220.00 27 FLOODPROOFING LUMP SUM 1 $10,000.001 $10,000.00 Subtotal Schedule A Improvements $166,920.00 + 15% Contingencies $25,040.00 Subtotal $191,960.00 + 25% Indirect Cost $47,990.00 Option 1 Total $239,950.00 Option 5: New Outlet Pipe to College Lake - Opinion of Probable Cost WSB Project. Grant Street Drainage Feasibility Study Design By.- LGR Project Location: City of Shorewood Checked By.- WCA WSB Project No: 12046 -000 Date: 1/7/2018 Item No. Description Unit Estimated Total Quantity Estimated Unit Price Estimated Total Cost 1 MOBILIZATION LUMP SUM 1 $10,000.00 $10,000.00 2 UTILITY COORDINATION LUMPSUM 1 $1,000.00 $1,000.00 3 EROSION CONTROL LUMP SUM 1 $500.00 $500.00 4 REMOVE DRAINAGE STRUCTURE EACH 2 $500.00 $1,000.00 5 REMOVE STORM SEWER LIN FT 34 $20.00 $680.00 6 REMOVE DRAINTILE LIN FT 90 $12.00 $1,080.00 7 REMOVE PAVEMENT SQ YD 1000 $10.00 $10,000.00 8 REMOVE CONCRETE CURB AND GUTTER LIN FT 50 $7.00 $350.00 9 BITUMINOUS PAVEMENT PATCHING TON 410 $200.00 $82,000.00 10 CONCRETE CURB AND GUTTER DESIGN B618 LIN FT 50 $35.00 $1,750.00 11 12" RC PIPE SEWER LIN FT 15 $40.00 $600.00 12 24" RC PIPE SEWER LIN FT 700 $80.00 $56,000.00 13 UPSIZE RC PIPE FROM 18" RC TO 30" RC LIN FT 300 $15.00 $4,500.00 14 UPSIZE RC PIPE APRON FROM 18" RC TO 30" RC EACH 1 $400.00 $400.00 15 UPSIZE DRAINAGE STRUCTURE FROM 48 -4020 TO 60 -4020 EACH 2 $1,500.00 $3,000.00 16 CONNECT TO EXISTING STORM SEWER EACH 1 $800.00 $800.00 17 CONSTRUCT DRAINAGE STRUCTURE DESIGN H EACH 1 $1,000.00 $1,000.00 18 CONSTRUCT DRAINAGE STRUCTURE DESIGN 60 -4020 EACH 4 $3,500.00 $14,000.00 19 FLOODPROOFING LUMP SUM 1 $10,000.00 $10,000.00 Subtotal Schedule A Improvements $198,660.00 + 15% Contingencies $29,800.00 Subtotal $228,460.00 + 25% Indirect Cost $57,120.00 Option 1 Total $285,580.00