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HomeMy WebLinkAboutApplication - 154 MAIN STREET 9/19/2008 (3) PROPOSED "3S 1 S BUILDING & PAR NG AREA SUBCAT I MENT 1 Ce 1 OS 5P WO DLAND CB 7R [4:R] 12" HDPE PIPE�1 TO MAIN STREET HP INFILTRATION BE [2:R] CID Drainage Diagram for PROPOSED CONDITIONS Subcat Reach Pon Uhl Prepared by Cavanaro Consulting, Inc. 9/12/2008 HydroCADO 7.00 s/n 002472 ©1986-2003 Applied Microcomputer Systems PROPOSED CONDITIONS Type 11124-hr 2-year Rainfall=3.10" Page 2 Prepared by Cavanaro Consulting, Inc. S stems 9/12/2008 H droCAD®7.00 s/n 002472 © 1986-2003 A lied Microcom uter Time span=5.00-20.00 hrs, dt=0.05 hrs, 301 points Runoff by SCS TR-20 method, UH=SCS Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=1,840 sf Runoff Depth=2.22" Subcatchment 1S: SUBCATCHMENT 1 Tc=5.0 min CN=93 Runoff=0.11 cfs 0.008 of Runoff Area=9,755 sf Runoff Depth=2.50" Subcatchment 3S: BUILDING & PARKING AREA Tc=5.0 min CN=96 Runoff=0.65 cfs 0.047 of Subcatchment 10S: WOODLAND Runoff Area=7,790 sf Runoff Depth=0.32" Tc=5.0 min CN=60 Runoff=0.04 cfs 0.005 of Inflow=0.45 cfs 0.037 of Reach 2R: CP Outflow=0.45 cfs 0.037 of Inflow=0.11 cfs 0.008 of Reach 4R:TO MAIN STREET Outflow=0.11 cfs 0.008 of Reach 7R: 12" HDPE PIPE Peak Depth=0.28' Max Vet=3.6 fps Inflow=0.65 cfs 0.047 of D=12.0" n=0.010 L=15.0' S=0.00677 Capacity=3.78 cfs Outflow=0.65 cfs 0.047 of Peak Elev=94.31' Inflow=0.65 cfs 0.047 of Pond 5P: CB Outflow=0.65 cfs 0.047 of Pond 8P: INFILTRATION BED Peak Elev=92.61' Storage=394 cf Inflow=0.65 cfs 0.047 of Discarded=0.01 cfs 0.011 of Primary=0.41 cfs 0.032 of Outflow=0.42 cfs 0.044 of Total Runoff Area= 0.445 ac Runoff Volume= 0.059 of Average Runoff Depth= 1.60" PROPOSED CONDITIONS Type 11124-hr 2-year Rainfall=3.10" Page 3 Prepared by Cavanaro Consulting, Inc. 9/12/2008 H droCAD®7.00 s/n 002472 © 1986-2003 Applied Microcomputer S stems Subcatchment 1S: SUBCATCHMENT 1 Runoff = 0.11 cfs @ 12.07 hrs, Volume= 0.008 af, Depth= 2.22" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 2-year Rainfall=3.10 Areas CN Descri tion 1,382 98 Paved parking & roofs 458 79 <50% Grass cover, Poor, HSG B 1,840 93 Weighted Average Tc Length Slope Velocity Capacity Description min feet ft/ft ft/sec cfs 5.0 Direct Entry, Subcatchment 3S: BUILDING & PARKING AREA Runoff = 0.65 cfs @ 12.07 hrs, Volume= 0.047 af, Depth= 2.50" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 2-year Rainfall=3.10" Areas CN Description 8,819 98 Paved parking & roofs 936 79 <50% Grass cover, Poor, HSG B 9,755 96 Weighted Average Tc Length Slope Velocity Capacity Description min feet ft/ft ft/sec cfs 5.0 Direct Entry, Subcatchment 10S: WOODLAND Runoff = 0.04 cfs @ 12.12 hrs, Volume= 0.005 af, Depth= 0.32" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 2-year Rainfall=3.10" Areas CN Descri tion 7,790 60 Woods, Fair, HSG B Tc Length Slope Velocity Capacity Description min feet ft/ft ft/sec cfs 5.0 Direct Entry, PROPOSED CONDITIONS Type //l 24-hr 2-year Rainfall=3.10" Prepared by Cavanaro Consulting, Inc. Page 4 H droCADO 7.00 s/n 002472 © 1986-2003 Applied Microcomputer S stems 9/12/2008 Reach 2R: CP Inflow Area = 0.403 ac, Inflow Depth = 1.10" for 2-year event Inflow = 0.45 cfs @ 12.16 hrs, Volume= 0.037 of Outflow = 0.45 cfs @ 12.16 hrs, Volume= 0.037 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Reach 4R: TO MAIN STREET Inflow Area = 0.042 ac, Inflow Depth = 2.22" for 2-year event Inflow = 0.11 cfs @ 12.07 hrs, Volume= 0.008 of Outflow = 0.11 cfs @ 12.07 hrs, Volume= 0.008 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Reach 7R: 12" HDPE PIPE Inflow Area = 0.224 ac, Inflow Depth = 2.50" for 2-year event Inflow = 0.65 cfs @ 12.07 hrs, Volume= 0.047 of Outflow - 0.65 cfs @ 12.07 hrs, Volume= 0.047 af, Atten= 1%, Lag= 0.1 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Max. Velocity= 3.6 fps, Min. Travel Time= 0.1 min Avg. Velocity = 1.3 fps, Avg. Travel Time= 0.2 min Peak Depth= 0.28' @ 12.07 hrs Capacity at bank full= 3.78 cfs Inlet Invert= 93.90', Outlet Invert= 93.80' 12.0" Diameter Pipe n= 0.010 Length= 15.0' Slope= 0.00677 Pond 5P: CB Inflow Area = 0.224 ac, Inflow Depth = 2.50" for 2-year event Inflow = 0.65 cfs @ 12.07 hrs, Volume= 0.047 of Outflow = 0.65 cfs @ 12.07 hrs, Volume= 0.047 af, Atten= 0%, Lag= 0.0 min Primary - 0.65 cfs @ 12.07 hrs, Volume= 0.047 of Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 94.31' @ 12.07 hrs Plug-Flow detention time= (not calculated: outflow precedes inflow) Center-of-Mass det. time= (not calculated) # Routinq Invert Outlet Devices 1 Primary 93.90' 12.0"Vert, Orifice/Grate C= 0.600 Primary OutFlow Max=0.63 cfs @ 12.07 hrs HW=94.30' (Free Discharge) t-1=Orifice/Grate (Orifice Controls 0.63 cfs @ 2.2 fps) PROPOSED CONDITIONS Type /II 24-hr 2-year Rainfall=3.10" Prepared by Cavanaro Consulting, Inc. Page 5 HydroCADO 7.00 s/n 002472 © 1986-2003 Applied Microcomputer Systems 9/12/2008 Pond 8P: INFILTRATION BED Inflow Area = 0.224 ac, Inflow Depth = 2.50" for 2-year event Inflow = 0.65 cfs @ 12.07 hrs, Volume= 0.047 of Outflow = 0.42 cfs @ 12.17 hrs, Volume= 0.044 af, Atten= 35%, Lag= 5.6 min Discarded = 0.01 cfs @ 12.17 hrs, Volume= 0.011 of Primary = 0.41 cfs @ 12.17 hrs, Volume= 0.032 of Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 92.61' @ 12.17 hrs Surf.Area= 341 sf Storage= 394 cf Plug-Flow detention time= 46.3 min calculated for 0.043 of(93% of inflow) Center-of-Mass det. time= 22.0 min (770.6 - 748.6 ) # Invert Avail Storage Storage Description 1 90.60' 300 cf 11.00'W x 31.001 x 3.20'H Prismatoid 1,091 cf Overall - 340 cf Embedded = 751 cf x 40.0% Voids 2 91.60' 340 cf 46.9"W x 26.0"H x 7.001 Cultec R-280 x 8 Inside#1 640 cf Total Available Storage # Routing Invert Outlet Devices 1 Discarded 0.00' 0.001417 fpm Exfiltration over entire Wetted area 2 Primary 91.60' 4.0"Vert. Orifice/Grate C= 0.600 3 Primary 92.50' 5.0"Vert. Orifice/Grate C= 0.600 Discarded OutFlow Max=0.01 cfs @ 12.17 hrs HW=92.59' (Free Discharge) t1=Exfiltration (Exfiltration Controls 0.01 cfs) Primary OutFlow Max=0.41 cfs @ 12.17 hrs HW=92.59' (Free Discharge) t2=Orifice/Grate (Orifice Controls 0.38 cfs @ 4.4 fps) 3=0rifice/Grate (Orifice Controls 0.02 cfs @ 1.0 fps) PROPOSED CONDITIONS Type Ill 24-hr 10-year Rainfall=4.50" Page 6 Prepared by Cavanaro Consulting, Inc. 9/12/2008 H droCAD®7.00 s/n 002472 © 1986-2003 Applied Microcom uter S stems Time span=5.00-20.00 hrs, dt=0.05 hrs, 301 points Runoff by SCS TR-20 method, UH=SCS Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Runoff Area=1,840 sf Runoff Depth=3.50" Subcatchment 1S: SUBCATCHMENT 1 Tc=5.0 min CN=93 Runoff=0.17 cfs 0.012 of Runoff Area=9,755 sf Runoff Depth=3.79" Subcatchment 3S: BUILDING & PARKING AREA Tc=5.0 min CN=96 Runoff=0.97 cfs 0.071 of Runoff Area=7,790 sf Runoff Depth=0.92" Subcatchment 10S: WOODLAND Tc=5.0 min CN=60 Runoff=0.19 cfs 0.014 of Inflow=0.96 cfs 0.069 of Reach 2R: CP Outflow=0.96 cfs 0.069 of Inflow=0.17 cfs 0.012 of Reach 4R: TO MAIN STREET Outflow=0.17 cfs 0.012 of Reach 7R: 12" HDPE PIPE Peak Depth=0.35' Max Vet=4.0 fps Inflow=0.97 cfs 0.071 of D=12.0" n=0.010 L=15.0' s=0.00677 Capacity=3.78 cfs Outflow=0.97 cfs 0.071 a Peak Elev=94.41' Inflow=0.97 cfs 0.071 of Pond 5P: CB Outflow=0.97 cfs 0.071 of Pond 8Pcfs 0.071 af : INFILTRATION BED Peak Elev=9294' Storag =4 of fOutflow=0.79 cfs 0.067 of Discarded=0.01 cfs 0.012 of Primary 0.78 cfs 0.055 Total Runoff Area=0.445 ac Runoff Volume= 0.097 of Average Runoff Depth= 2.61" PROPOSED CONDITIONS Type /// 24-hr 10-year Rainfall=4.50" Prepared by Cavanaro Consulting, Inc. Page 7 H droCADO 7.00 s/n 002472 © 1986-2003 Applied Microcomputer S stems 9/12/2008 Subcatchment 1S: SUBCATCHMENT 1 Runoff = 0.17 cfs @ 12.07 hrs, Volume= 0.012 af, Depth= 3.50" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 10-year Rainfall=4.50" Areas CN Description 1,382 98 Paved parking & roofs 458 79 <50% Grass cover, Poor, HSG B 1,840 93 Weighted Average Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) Direct Entry, 5.0 Subcatchment 3S: BUILDING & PARKING AREA Runoff = 0.97 cfs @ 12.07 hrs, Volume= 0.071 af, Depth= 3.79" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 10-year Rainfall=4.50" Areas CN Description 8,819 98 Paved parking & roofs 936 79 <50% Grass cover, Poor, HSG B 9,755 96 Weighted Average Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 5.0 Direct Entry, Subcatchment 10S: WOODLAND Runoff = 0.19 cfs @ 12.10 hrs, Volume= 0.014 af, Depth= 0.92" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 10-year Rainfall=4.50" Areas CN Description 7,790 60 Woods, Fair, HSG B Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (cfs) 5.0 Direct Entry, PROPOSED CONDITIONS Type //I 24-hr 10-year Rainfall=4.50" Page 8 Prepared by Cavanaro Consulting, Inc. 9/12/2008 H dro7,AD®7.00 s/n 002472 © 1986-2003 Applied Microcom put er S stems Reach 2R: CP Inflow Area = 0.403 ac, Inflow Depth = 2.05" for 10-year event Inflow = 0.96 cfs @ 12.12 hrs, Volume= 0.069 of Outflow = 0.96 cfs @ 12.12 hrs, Volume= 0.069 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Reach 4R: TO MAIN STREET Inflow Area = 0.042 ac, Inflow Depth = 3.50" for 10-year event Inflow = 0.17 cfs @ 12.07 hrs, Volume= 0.012 of Outflow = 0.17 cfs @ 12.07 hrs, Volume= 0.012 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Reach 7R: 12" HDPE PIPE Inflow Area = 0.224 ac, Inflow Depth = 3.79" for 10-year event Inflow = 0.97 cfs @ 12.07 hrs, Volume= 0.071 of Outflow = 0.97 cfs @ 12.07 hrs, Volume= 0.071 af, Atten= 0%, Lag= 0.1 min Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Max. Velocity= 4.0 fps, Min. Travel Time= 0.1 min Avg. Velocity = 1.5 fps, Avg. Travel Time= 0.2 min Peak Depth= 0,35' @ 12.07 hrs Capacity at bank full= 3.78 cfs Inlet Invert= 93.90', Outlet Invert= 93.80' 12.0" Diameter Pipe n= 0.010 Length= 15.0' Slope= 0.0067 '/' Pond 5P: CB Inflow Area = 0.224 ac, Inflow Depth = 3.79" for 10-year event Inflow = 0.97 cfs @ 12.07 hrs, Volume= 0.071 of Outflow = 0.97 cfs @ 12.07 hrs, Volume= 0.071 af, Atten= 0%, Lag= 0.0 min Primary = 0.97 cfs @ 12.07 hrs, Volume= 0.071 of Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 94.41' @ 12.07 hrs Plug-Flow detention time= (not calculated: outflow precedes inflow) Center-of-Mass det. time= (not calculated) # Routinq Invert Outlet Devices 1 Primary 93.90' 12.0"Vert. Orifice/Grate C= 0.600 Primary OutFlow Max=0.94 cfs @ 12.07 hrs HW=94.40' (Free Discharge) L 1=Orifice/Grate (Orifice Controls 0.94 cfs @ 2.4 fps) PROPOSED CONDITIONS Type 111 24-hr 10-year Rainfall=4.50" Page 9 Prepared by Cavanaro Consulting, Inc. 9/12/2008 H droCAD®7.00 s/n 002472 © 1986-2003 Applied Microcom u S stems Pond 8P: INFILTRATION BED Inflow Area = 0.224 ac, Inflow Depth = 3.79" for 10-year event Inflow = 0.97 cfs @ 12.07 hrs, Volume= 0.071 of Outflow = 0.79 cfs @ 12.13 hrs, Volume= 0.067 af, Atten= 18%, Lag= 3.6 min Discarded = 0.01 cfs @ 12.13 hrs, Volume= 0.012 of Primary = 0.78 cfs @ 12.13 hrs, Volume= 0.055 of Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 92.94' @ 12.13 hrs Surf.Area= 341 sf Storage=475 cf Plug-Flow detention time= 38.5 min calculated for 0.067 of (95% of inflow) Center-of-Mass det. time= 19.8 min (762.3 -742.5) # Invert Avail.Stora a Storage Description 1 90.60' 300 cf 11.00'W x 31.001 x 3.20'H Prismatoid 1,091 cf Overall - 340 cf Embedded = 751 cf x 40.0% Voids 2 91.60' 340 cf 46.9"W x 26.0"H x 7.001 Cultec R-280 x 8 Inside#1 640 cf Total Available Storage # Routing Invert Outlet Devices 1 Discarded 0.00' 0.001417 fpm Exfiltration over entire Wetted area 2 Primary 91.60' 4.0"Vert. Orifice/Grate C= 0.600 3 Primary 92.50' 5.0"Vert. Orifice/Grate C= 0.600 Discarded OutFlow Max=0.01 cfs @ 12.13 hrs HW=92.93' (Free Discharge) t--1=Exfiltration (Exfiltration Controls 0.01 cfs) Primary OutFlow Max=0.76 cfs @ 12.13 hrs HW=92.93' (Free Discharge) t2=Orifice/Grate (Orifice Controls 0.45 cfs @ 5.2 fps) 3=Orifice/Grate (Orifice Controls 0.31 cfs @ 2.3 fps) PROPOSED CONDITIONS Type 11124-hr 100-year Rainfall=6.40" Prepared by Cavanaro Consulting, Inc. Page 10 HydroCADO 7.00 s/n 002472 © 1986-2003 Applied Microcomputer Systems 9/12/2008 Time span=5.00-20.00 hrs, dt=0.05 hrs, 301 points Runoff by SCS TR-20 method, UH=SCS Reach routing by Stor-Ind+Trans method - Pond routing by Stor-Ind method Subcatchment 1S: SUBCATCHMENT 1 Runoff Area=1,840 sf Runoff Depth=5.26" Tc=5.0 min CN=93 Runoff=0.26 cfs 0.019 of Subcatchment 3S: BUILDING &PARKING AREA Runoff Area=9,755 sf Runoff Depth=5.54" Tc=5.0 min CN=96 Runoff=1.40 cfs 0.103 of Subcatchment 10S: WOODLAND Runoff Area=7,790 sf Runoff Depth=2.00" Tc=5.0 min CN=60 Runoff=0.44 cfs 0.030 of Reach 2R: CP Inflow=1.52 cfs 0.117 of Outflow=1.52 cfs 0.117 of Reach 4R: TO MAIN STREET Inflow=0.26 cfs 0.019 of Outflow=0.26 cfs 0.019 of Reach 7R: 12" HDPE PIPE Peak Depth=0.42' Max Vet=4.4 fps Inflow=1.40 cfs 0.103 of D=12.0" n=0.010 L=15.0' S=0.0067 ? Capacity=3.78 cfs Outflow=1.39 cfs 0.103 of Pond 5P: CB Peak Elev=94.53' Inflow=1.40 cfs 0.103 of Outflow=1.40 cfs 0.103 of Pond 8P: INFILTRATION BED Peak Elev=93.45' Storage=583 cf Inflow=1.39 cfs 0.103 of, Discarded=0.01 cfs 0.013 of Primary=1.11 cfs 0.087 of Outflow=1.12 cfs 0.100 of Total Runoff Area= 0.445 ac Runoff Volume= 0.152 of Average Runoff Depth =4.09" PROPOSED CONDITIONS Type /// 24-hr 100-year Rainfall=6.40" Page 11 Prepared by Cavanaro Consulting, Inc. 9/12/2008 Hydro'AD@ 7.00 s/n 002472 C 1986-2003 Applied Microcomputer Systems Subcatchment 1S: SUBCATCHMENT 1 Runoff = 0.26 cfs @ 12.07 hrs, Volume= 0.019 af, Depth= 5.26" Runoff by SCS TR-20 method, UH=SCS, Time Span=5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 100-year Rainfall=6.40" Areas CN Description 1,382 98 Paved parking & roofs 458 79 <50% Grass cover, Poor, HSG B 1,840 93 Weighted Average Tc Length Slope Velocity Capacity Description min feet ft/ft ft/sec cfs Direct Entry, 5.0 Subcatchment 3S: BUILDING & PARKING AREA Runoff = 1.40 cfs @ 12.07 hrs, Volume= 0.103 af, Depth= 5.54" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 100-year Rainfall=6.40" Area (sD CN Description 8,819 98 Paved parking & roofs 936 79 <50% Grass cover, Poor, HSG B 9,755 96 Weighted Average Tc Length Slope Velocity Capacity Description min feet (ft/ t) ft/sec cfs Direct Entry, 5.0 Subcatchment 10S: WOODLAND Runoff = 0.44 cfs @ 12.09 hrs, Volume= 0.030 af, Depth= 2.00" Runoff by SCS TR-20 method, UH=SCS, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Type III 24-hr 100-year Rainfall=6.40" Areas CN Description 7,790 60 Woods, Fair, HSG B Tc Length Slope Velocity Capacity Description min feet ft/ft ft/sec cfs 5.0 Direct Entry, PROPOSED CONDITIONS Type /// 24-hr 100-year RainfaPage �2 Prepared by Cavanaro Consulting, Inc. 9/12/2008 H droCAD®7.00 s/n 002472 © 1986-2003 A lied Microcom uter S stems Reach 2R: CP Inflow Area = 0.403 ac, Inflow Depth = 3.49" for 100-year event 12.11 hrs, Volume= 0.117 of 0.0 min Inflow = 1.52 cfs @ 0.117 af, Atten= 0%, Lag= Outflow = 1.52 cfs @ 12.11 hrs, Volume= Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Reach 4R: TO MAIN STREET Inflow Area= 0.042 ac, Inflow Depth = 5.26" for 100-year event 0.26 cfs @ 12.07 hrs, Volume= 0.019 of 0.0 min Inflow = 0.019 af, Atten= 0%, Lag= Outflow = 0.26 cfs @ 12.07 hrs, Volume= Routing by Stor-Ind+Trans method, Time Span= 5.00=20.00 hrs, dt= 0.05 hrs Reach 7R: 12" HDPE PIPE Inflow Area= 0.224 ac, Inflow Depth = 5.54" for 100-year event 1.40 cfs @ 12.07 hrs, Volume= 0.103 of 0.1 min Inflow = 12.07 hrs, Volume= 0.103 af, Atten= 0%, Lag= Outflow = 1.39 cfs @ Routing by Stor-Ind+Trans method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Max. Velocity= 4.4 fps, Min. Travel Time= 0.1 min Avg. Velocity= 1.7 fps, Avg. Travel Time= 0.1 min Peak Depth= 0.42' @ 12.07 hrs Capacity at bank full= 3.78 cfs Inlet Invert= 93.90', Outlet Invert= 93.80' 12.0" Diameter Pipe n= 0.010 Length= 15.0' Slope= 0.00677 Pond 5P: CB Inflow Area = 0.224 ac, Inflow Depth = 5.54" for 100-year event 1.40 cfs @ 12.07 hrs, Volume= 0.103 of Inflow = 12.07 hrs, Volume= 0.103 af, Atten= o%, Lag= 0.0 min Outflow = 1.40 cfs @ 0.103 of Primary = 1.40 cfs @ 12.07 hrs, Volume= Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 94.53' @ 12.07 hrs Plug-Flow detention time= (not calculated: outflow precedes inflow) Center-of-Mass det. time= (not calculated) # Routin Invert Outlet Device- 1 Primary 93.90' 12.0"Vert. Orifice/Grate C= 0.600 Primary OutFlow Max=1.35 cfs @ 12.07 hrs HW=94.51' (Free Discharge) L1=Orifice/Grate (Orifice Controls 1.35 cfs @ 2.7 fps) PROPOSED CONDITIONS Type Ill 24-hr 100-year Rainfall=6.40" Prepared by Cavanaro Consulting, Inc. Page 13 HvdroCAD®7 00 s/n 002472 © 1986 72003 Applied Microcomputer Svstems 9/12/2008 Pond 8P: INFILTRATION BED Inflow Area = 0.224 ac, Inflow Depth = 5.54" for 100-year event Inflow = 1.39 cfs @ 12.07 hrs, Volume= 0.103 of Outflow = 1.12 cfs @ 12.13 hrs, Volume= 0.100 af, Atten= 19%, Lag= 3.7 min Discarded = 0.01 cfs @ 12.13 hrs, Volume= 0.013 of Primary = 1.11 cfs @ 12.13 hrs, Volume= 0.087 of Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs Peak Elev= 93.45' @ 12.13 hrs Surf.Area= 341 sf Storage= 583 cf Plug-Flow detention time= 31.7 min calculated for 0.100 of(97% of inflow) Center-of-Mass det. time= 17.6 min (755.9- 738.3) # Invert Avail Storage Storage Description 1 90.60' 300 cf 11.00'W x 31.00'L x 3.20'H Prismatoid 1,091 cf Overall - 340 cf Embedded = 751 cf x 40.0%Voids 2 91.60' 340 cf 46.9"W x 26.0"H x 7.001 Cultec R-280 x 8 Inside#1 640 cf Total Available Storage # Routing Invert Outlet Devices 1 Discarded 0.00' 0.001417 fpm Exfiltration over entire Wetted area 2 Primary 91.60' 4.0"Vert. Orifice/Grate C= 0.600 3 Primary 92.50' 5.0"Vert. Orifice/Grate C= 0.600 Discarded OutFlow Max=0.01 cfs @ 12.13 hrs HW=93.42' (Free Discharge) t---1=Exfiltration (Exfiltration Controls 0.01 cfs) Primary Outflow Max=1.10 cfs @ 12.13 hrs HW=93.42' (Free Discharge) t2=Orifice/Grate (Orifice Controls 0.54 cfs @ 6.2 fps) 3=Orifice/Grate (Orifice Controls 0.56 cfs @ 4.1 fps) SUPPLEMENTAL INFORMATION Cultec, Inc - Model# Stormfilter® 400, Stormfilter® Page 1 of 1 CULTEC,Inc. 878 Federal Road P.O.Box 280 Brookfield,CT 06804,USA Phone:203-775-4416 Toll Free: 1-800-4-CULTEC(1-800 428-5832) Fax:203-775-1462 Email:custservice cultec.com All Categories> Storm Water Products> Filters> Stormwater Filter Chamber>Model_ - Stormf!IterO 400 Model#Stormfilter0 400 Stormfilter® Stormfilter® Stormfilter®is designed to be a secondary in process.-line filter system that effectively removes many oft the smaller particles not eliminated by conventional structures during the pretreatment If allowed to pass through t may h il requires me syst m.Cltec'scost effectiveStormfter® performance of your stormwater manage less space and is a sensible Best Management Practice for complying with Phase II of the U.S. Environmental Protection Agency's stormwater program. water Pass-through filter C Stormwater storm mentpSgstetmnithash solid bottom u and s dewalls. larger image entering the C ULTE Specifications — _- 7.50 ft Length 2.286 m 52 inches Width 1321 mm 38 inches Height 965.2 mm 22.5 inches Access Opening Length 571.5 mm 16 inches Access Opening Width 406.4 mm 425 gal Capacity 1609 L Capacity 56.66 gal/ft Solid Removal 70-85% 2940 gpm Treatment Capability 11129.11 Ipm 2.3 continuous filtration capacity CFS 6.5 maximum surge capacity Fully filtered-8 in Overflow capability-24 in Max.Inlet Opening Fully filtered-200 mm Overflow capability-600 mm __ _A AAA0Q-1,- 111.1okq—s_._ 9/11/2008 Cultec, Inc - Model# 280,Recharger® 280 Page I of 2 CULTEC, Inc. 878 Federal Road P.O. Box 280 Brookfield, CT 06804, USA Phone: 203-775-4416 Toll Free: 1-800-4-CULTEC (1-800-428-5832) Fax: 203-775-1462 Email: custsenriceacultec.com All Cateqories > Storm Water Products > Chambers > Contactor®& Recharger®Chamber> Model#280 Model#280 Recharger®280 Recharger®280 The Recharger@ series consists of higher profile, higher capacity chambers.When using this series,less chambers are required resulting in less labor and a smaller installation area. Each chamber features two side portals which allow for internal manifolding of the system. HVLV Feed Connectors are inserted into the side portals to allow for flow from row to row. Only available in Heavy Duty(HD). Storage Volume Provided per Installed Chamber: With 6" stone base 64.46 cu. ft. / unit With 12" stone base 70.53 cu. ft. / unit With 18" stone base 76.59 cu. ft. / unit � s =�> i Iffier image lar er image Specifications Length 8.00 ft 2.44 m Installed Length 7.00 ft 2.13 m Length Adjustment 1.00 ft 0.30 m 47 inches Width 1194 mm 26.50 inches Height 673 mm Page 2 of 2 Cultec, Inc - Model#280, Recharger®280 363.81 gal Storage Capacity of Model R 1377.2 L 6.079 ft3/ft Storage Capacity 0.560 m'/m 42.55 ft3/unit Chamber Storage Capacity 1.20 m3/unit Min.Storage Capacity 64.46 ft3/unit Surrounded in Stone k 1.83 m3/unit 18 inches Max.Inlet Diameter 450 mm - Kim / JohMCavanaro Consulting JOB 179 Chief justice Cushing Highway SHEET NO. � OF C0h8aaet` MA 02025 __� DATE Tel: (781\ 383'8187 CALCULATED BY �-----� Fax: 01' 383'8067 ----------� � DATE CHECKED BY ` 1 1!�6WII IT John Cavanaro Consulting JOB 17S Chief Justice Cushing Highway OF __ SHEET NO. _ _� CVh8Saat. yWA02O25 . Tel: (781) 383'8187 CALCULATED BY DATE Fax: (781)` ' DATE CHECKED8Y _____� SECTION III Standards .-.CL C� LLE _ ° am .G uw 'm m .c 0 .� 0 CL X E L C m coo D 0 N > co t� Q 0 Ln co E N Lq �G (� E * cu N Occw Q Oc J G cr co co ti W 0 o > 0 0 o o �. O N Z � N U c U CL E Q Q m "- LO m o c �+ m m \ 0 U Cs''' o 108LIS)iaom uoi�S�n��S� a 0 ° ci3 IBAOWa-8 SS1 a a ° DEP Stormwaler Management Workshop M-12