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HomeMy WebLinkAboutWPO202000034 Study 2020-08-26Pond Report Hydraflow Hydrographs Extension for Autodesk® Civil 3130 2019 by Autodesk, Inc. v2020 Monday, 08 / 17 / 2020 Pond No. 9 - ED Pond Pond Data Contours -User-defined contour areas. Average end area method used for volume calculation. Begining Elevation = 414.00 ft Stage / Storage Table Stage (ft) Elevation (ft) Contour area (sgft) Incr. Storage (cuft) Total storage (cult) 0.00 414.00 1,609 0 0 2.00 416.00 2,808 4,417 4,417 3.00 417.00 5,137 3,973 8,390 4.00 418.00 6,367 5,752 14,142 5.00 419.00 7,732 7,050 21,191 6.00 420.00 8,820 8,276 29,467 8.00 422.00 11,167 19,987 49,454 10.00 424.00 13,741 24,908 74,362 11.00 425.00 14,649 14,195 88,557 Culvert / Orifice Structures Weir Structures A] B] C] PrfIRS r] A] [B] C] [D] Rise ( in) 18.00 1.00 0.00 0.00 Crest Len (ft) 12.57 10.00 0.00 0.00 Span ( in) 18.00 1.01 0.00 0.00 Crest EI. (ft) 422.00 424.00 0.00 0.00 No. Barrels 1 1 0 0 Weir Coeff. 3.33 3.33 3.33 3.33 Invert El. (ft) 414.00 414.10 0.00 0.00 Weir Type 1 Ciplti Length ( ft) 106.00 0.67 0.00 0.00 Multi -Stage Yes No No No Slope I%) 4.71 0.00 0.00 n/a N- Value 013 013 013 n/a Orifice Coeff. 0.60 0.60 0.60 0.60 Exfil.(in/hr) 0.000 (by Wet area) Multi - Stage n/a Yes No No TW Elev. (ft) 0.00 Stage ( ft) 12. 00 10. 00 8. 00 rt 4. 00 2. 00 0. 00 0. 00 6.00 Total 0 Note: Culwrf/Orifioe outflows are analyzed under inlet (ic) and outlet (oc) control. Weir risers checked for onfioe conditions (ic) and submergence (s). Stage / Discharge 12. 00 18.00 24.00 30.00 36.00 42.00 48.00 54.00 60.00 Elev ( ft) 426. 00 424. 00 422. 00 420. 00 418. 00 416. 00 1 414.00 66. 00 Discharge ( cfs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Wednesday, 08 / 12 / 2020 Hyd. No. 5 Pre Dev 2.59 ac Hydrograph type SCS Runoff Peak discharge 0.630 cfs Storm frequency 1 yrs Time to peak 12.17 hrs Time interval 2 min Hyd. volume 3,639 cult Drainage area 2.590 ac Curve number 61 Basin Slope 0.0 % Hydraulic length 0 ft Tc method TR55 Time of conc. (Tc) 21.80 min Total precip. 3.04 in Distribution Type II Storm duration 24 hrs Shape factor 484 Pre Dev 2.59 ac Hyd. No. 5 -- 1 Year Q (cfs) 0 2 4 Hyd No. 5 Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Monday, 08 / 17 / 2020 Hyd. No. 26 POST DEV - 7.15 acres Hydrograph type SCS Runoff Peak discharge 14.52 cfs Storm frequency 1 yrs Time to peak 12.00 hrs Time interval 2 min Hyd. volume 33,224 tuft Drainage area 7.150 ac Curve number 80 Basin Slope 0.0 % Hydraulic length 0 ft Tc method User Time of cone. (Tc) 7.70 min Total precip. 3.04 in Distribution Type II Storm duration 24 hrs Shape factor 484 Q (cfs) 15.00 12.00 11 i 11 0.00 0 2 4 Hyd No. 26 6 8 POST DEV - 7.15 acres Hyd. No. 26 -- 1 Year Q (cfs) 15.00 12.00 llllll• 11 11 3.00 1.1!!T:: ' 0.00 10 12 14 16 18 20 22 24 26 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Hyd. No. 28 POST DEV - ROUTED Hydrograph type Reservoir Peak discharge Storm frequency 1 yrs Time to peak Time interval 2 min Hyd. volume Inflow hyd. No. 26 - POST DEV - 7.15 acres Max. Elevation Reservoir name ED Pond Max. Storage Storage Indication method used. Q (Cfs) 15.00 12.00 11 11 i 11 0.00 0 10 Hyd No. 28 POST DEV - ROUTED Hyd. No. 28 -- 1 Year 20 30 40 Hyd No. 26 Monday, 08/17/2020 0.082 cfs 24.10 hrs 22,254 tuft 420.02 ft 29,705 tuft 50 60 70 80 90 Total storage used = 29,705 cult Q (cfs) 15.00 12.00 11 3.00 1 0.00 100 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Hyd. No. 5 Pre Dev 2.59 ac Hydrograph type SCS Runoff Peak discharge Storm frequency 2 yrs Time to peak Time interval 2 min Hyd. volume Drainage area 2.590 ac Curve number Basin Slope 0.0 % Hydraulic length Tc method TR55 Time of conc. (Tc) Total precip. 3.65 in Distribution Storm duration 24 hrs Shape factor Q (Cfs) 2.00 1.00 0.00 0 2 4 Hyd No. 5 Pre Dev 2.59 ac Hyd. No. 5 -- 2 Year Wednesday, 08 / 12 / 2020 1.331 cfs 12.17 hrs 6,139 cult 61 Oft 21.80 min Type II 484 6 8 10 12 14 16 18 20 22 24 Q (cfs) 2.00 1.00 0.00 26 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Monday, 08 / 17 / 2020 Hyd. No. 26 POST DEV - 7.15 acres Hydrograph type SCS Runoff Peak discharge 19.92 cfs Storm frequency 2 yrs Time to peak 11.97 hrs Time interval 2 min Hyd. volume 45,581 tuft Drainage area 7.150 ac Curve number 80 Basin Slope 0.0 % Hydraulic length 0 ft Tc method User Time of cone. (Tc) 7.70 min Total precip. 3.65 in Distribution Type II Storm duration 24 hrs Shape factor 484 Q (Cfs) 21.00 18.00 15.00 12.00 9.00 6.00 3.00 0.00 0 2 4 6 8 Hyd No. 26 POST DEV - 7.15 acres Hyd. No. 26 -- 2 Year Q (cfs) 21.00 18.00 15.00 12.00 rr lllll. rr 3.00 0.00 10 12 14 16 18 20 22 24 26 Time (hrs) Hydrograph Report Hydraflow Hydrographs Extension for AutodeskO Civil 3D9 2019 by Autodesk, Inc. v2020 Monday, 08 117 / 2020 Hyd. No. 28 POST DEV - ROUTED Hydrograph type Reservoir Peak discharge 0.090 cfs Storm frequency 2 yrs Time to peak 24.13 hrs Time interval 2 min Hyd. volume 25,183 cuft Inflow hyd. No. 26 - POST DEV - 7.15 acres Max. Elevation 421.22 ft Reservoir name ED Pond Max. Storage 41,648 cuft Storage Indication method used. Q (cfs) 21.00 ME ai 15.00 12.00 M 3.00 POST DEV - ROUTED Hyd. No. 28 -- 2 Year 0.00 0 10 20 30 40 Hyd No. 28 — Hyd No. 26 50 60 70 80 90 Total storage used = 41,648 cult Q (Cfs) 21.00 15.00 12.00 L6xw; 3.00 1 0.00 100 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Wednesday, 08 / 12 / 2020 Hyd. No. 5 Pre Dev 2.59 ac Hydrograph type SCS Runoff Peak discharge 4.465 cfs Storm frequency 10 yrs Time to peak 12.13 hrs Time interval 2 min Hyd. volume 16,493 cult Drainage area 2.590 ac Curve number 61 Basin Slope 0.0 % Hydraulic length 0 ft Tc method TR55 Time of conc. (Tc) 21.80 min Total precip. 5.57 in Distribution Type II Storm duration 24 hrs Shape factor 484 Q (cfs) 5.00 4.00 S 11 2.00 1.00 0.00 0 2 4 Hyd No. 5 6 8 Pre Dev 2.59 ac Hyd. No. 5 -- 10 Year Q (cfs) 5.00 4.00 3.00 2.00 1.00 0.00 10 12 14 16 18 20 22 24 26 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Monday, 08 / 17 / 2020 Hyd. No. 26 POST DEV - 7.15 acres Hydrograph type SCS Runoff Peak discharge 38.24 cfs Storm frequency 10 yrs Time to peak 11.97 hrs Time interval 2 min Hyd. volume 88,132 tuft Drainage area 7.150 ac Curve number 80 Basin Slope 0.0 % Hydraulic length 0 ft Tc method User Time of cone. (Tc) 7.70 min Total precip. 5.57 in Distribution Type II Storm duration 24 hrs Shape factor 484 Q (Cfs) 40.00 30.00 20.00 10.00 0.00 0 2 4 Hyd No. 26 6 8 POST DEV - 7.15 acres Hyd. No. 26 -- 10 Year Q (cfs) 40.00 30.00 20.00 10.00 0.00 10 12 14 16 18 20 22 24 26 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Monday, 08 / 17 / 2020 Hyd. No. 28 POST DEV - ROUTED Hydrograph type Reservoir Peak discharge 3.220 cfs Storm frequency 10 yrs Time to peak 12.57 hrs Time interval 2 min Hyd. volume 61,190 cuft Inflow hyd. No. 26 - POST DEV - 7.15 acres Max. Elevation 422.17 ft Reservoir name ED Pond Max. Storage 51,535 cuft Storage Indication method used Q (cfs) 40.00 30.00 20.00 10.00 0.00 0 10 Hyd No. 28 POST DEV - ROUTED Hyd. No. 28 -- 10 Year 20 30 40 Hyd No. 26 50 60 70 80 90 Total storage used = 51,535 cult Q (cfs) 40.00 30.00 20.00 10.00 1 0.00 100 Time (hrs) Hydrograph Report Hydraflm Hydrographs Extension for Autodesk® Civil 31382019 by Autodesk, Inc. v2020 Hyd. No. 28 POST DEV - ROUTED Hydrograph type Reservoir Peak discharge Storm frequency 100 yrs Time to peak Time interval 2 min Hyd. volume Inflow hyd. No. 26 - POST DEV - 7.15 acres Max. Elevation Reservoir name ED Pond Max. Storage Storage Indication method used. Q (cfs) 80.00 70.00 50.00 40.00 30.00 20.00 10.00 POST DEV - ROUTED Hyd. No. 28 -- 100 Year Monday, 08/17/2020 30.79 cfs 12.10 hrs 146,951 cuft 424.27 ft 78,137 tuft Q (cfs) 80.00 70.00 50.00 40.00 30.00 20.00 10.00 0.00 0.00 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Time (hrs) Hyd No. 28 —Hyd No. 26 ®Total storage used = 78,137 cult