table of contents · 2020. 5. 14. · 13,674 sf. 0 sf. 111,663 sf. 53,262 sf. 13,958 sf...

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PORT OF KINGSTONREMOTE FERRY HOLDING LOT FEASIBILITY STUDY

A-1EXISTING DRAINAGE CONDITIONS

AutoCAD SHX TextW1-1













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AutoCAD SHX TextW5-33A





















AutoCAD SHX TextTP-5

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AutoCAD SHX TextCLUSTER 10" 6" 4"

AutoCAD SHX Text10"

AutoCAD SHX TextTWIN 10"


AutoCAD SHX TextMARKER POST



AutoCAD SHX TextSIGN "LINDVOG RD"


AutoCAD SHX TextSIGN "YIELD"

AutoCAD SHX TextSIGN "ADOPT A HIGHWAY"

AutoCAD SHX TextSIGN "25 MPH"

AutoCAD SHX TextSDCB TYPE 1 RIM=136.32' 12" ADS (NE)=133.27' 18" RCP (SW)=133.07'

AutoCAD SHX TextCULVERT 18" RCP IE=126.61'

AutoCAD SHX TextSIGN "BUS STOP"

AutoCAD SHX TextLEGEND SHEET FLOW TDA LIMITS OFFSITE TRIBUTARY BASIN BASIN DRAINING TO WETLAND *ESTIMATED BUFFER BOUNDARY DISCHARGE POINTS OFFSITE FLOW ENTERS SITE EXISTING STORM PIPE EXISTING TYPE 1 CB EXISTING TYPE 2 CB EXISTING PERVIOUS (WETLAND BUFFER) EXISTING WETLAND AREA

AutoCAD SHX TextSD

AutoCAD SHX Text*ESTIMATED BUFFER BOUNDARY BETWEEN WETLANDS 1 AND 2. NEEDED FOR MODELING AND AREA CALCULATION PURPOSES. WETLAND 1 HAS A 150' BUFFER WHICH GOES THROUGH WETLAND 2. IN ORDER TO RUN THE MODELING ANALYSIS FOR THE WETLANDS AND SUM UP AREA CALCULATIONS, A BUFFER WAS DELINEATED AT 12.5' OFFSET FROM WETLAND 2 (1/4 OF ITS 50' BUFFER).

AutoCAD SHX TextSR 104

AutoCAD SHX TextLINDVOG RD NE

AutoCAD SHX TextFEET

AutoCAD SHX Text0

AutoCAD SHX TextSCALE

AutoCAD SHX Text80

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AutoCAD SHX Text160

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AutoCAD SHX TextLEGEND

AutoCAD SHX TextTDA BOUNDARY WETLAND TDA BASIN BOUNDARY *ESTIMATED BUFFER BOUNDARY EXISTING PGHS EXISTING NPGHS EXISTING PERVIOUS (GRASS) EXISTING PERVIOUS (FORESTED) EXISTING TDA PERVIOUS (WETLAND BUFFER) EXISTING TDA WETLAND AREA

AutoCAD SHX TextEXISTING PGHS

AutoCAD SHX TextEXISTING NPGHS

AutoCAD SHX TextEXISTING PERVIOUS (GRASS)

AutoCAD SHX TextEXISTING PERVIOUS (FORESTED)

AutoCAD SHX TextEXISTING PERVIOUS (WETLAND BUFFER)

AutoCAD SHX TextEXISTING PERVIOUS (WETLAND)

AutoCAD SHX TextTOTAL PERVIOUS

AutoCAD SHX TextTDA AREA

AutoCAD SHX Text43,354 SF


AutoCAD SHX Text0 SF






AutoCAD SHX Text*ESTIMATED BUFFER BOUNDARY BETWEEN WETLANDS 1 AND 2. NEEDED FOR MODELING AND AREA CALCULATION. WETLAND 1 HAS A 150' BUFFER WHICH GOES THROUGH WETLAND 2. IN ORDER TO RUN THE MODELING ANALYSIS FOR THE WETLANDS AND SUM UP AREA CALCULATIONS, A BUFFER WAS DELINEATED AT 12.5' OFFSET FROM WETLAND 2 (1/4 OF ITS 50' BUFFER).


AutoCAD SHX Text0


AutoCAD SHX Text50

AutoCAD SHX Text50

AutoCAD SHX Text100



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AutoCAD SHX TextNE STATE HWY 104

AutoCAD SHX TextC

AutoCAD SHX TextW

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AutoCAD SHX TextFL

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AutoCAD SHX TextW

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AutoCAD SHX TextEXISTING WETLAND ANALYSIS LAND USE SUMMARY

AutoCAD SHX TextBASIN

AutoCAD SHX TextEXISTING PERVIOUS

AutoCAD SHX TextEXISTING FORESTED

AutoCAD SHX TextEXISTING PGHS

AutoCAD SHX TextEXISTING NPGHS

AutoCAD SHX TextBASIN TOTAL

AutoCAD SHX TextWETLAND BUFFER

AutoCAD SHX TextWETLAND

AutoCAD SHX TextWETLAND-4








AutoCAD SHX Text**WETLAND-2A








AutoCAD SHX Text**WETLAND-2B

AutoCAD SHX TextSEE WETLAND 2A







































AutoCAD SHX TextBYPASS






AutoCAD SHX TextN/A

AutoCAD SHX TextN/A

AutoCAD SHX TextTOTAL BASIN AREAS








AutoCAD SHX TextTOTAL BASIN + WETLAND BUFFER + WETLAND AREA


AutoCAD SHX Text**AREAS DRAINING TO WETLANDS THAT ARE BROKEN INTO A AND B HAVE TWO WATER QUALITY TREATMENT SYSTEMS ROUTING TO THEM.


AutoCAD SHX TextOFFSITE TRIBUTARY BASIN WETLAND BASIN BOUNDARY *ESTIMATED BUFFER BOUNDARY EXISTING PERVIOUS EXISTING FORESTED EXISTING PGHS EXISTING NPGHS EXISTING WETLAND BUFFER EXISTING WETLAND SIZE



AutoCAD SHX Text0


AutoCAD SHX Text80

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AutoCAD SHX Text160



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Copyright (C) 2017 - Kitsap County, Hexagon Imagery

I0 400200

Feet

Date: 2/21/2020 Source: Kitsap County

SR 104 Lindvog Ferry Remote Holding Lot Feasibility StudyDownstream Map

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PROJECTPROJECTLOCATIONLOCATION

1/4 MI.1/4 MI.

TOTAL PROJECTTOTAL PROJECTAREA = 581,666 SFAREA = 581,666 SF

OFFSITE FLOWOFFSITE FLOWFROM 18"FROM 18"CULVERTCULVERT

nichole.pellettText BoxSR 104 Lindvog Ferry Remote Holding Lot Feasibility Study Off-Site and Downstream Map

nichole.pellettText BoxFigure A-4

nichole.pellettText BoxSR 104 Lindvog Ferry Remote Holding Feasibility Study Downstream Analysis Map

TP-6

TP-7

TP-10

TP-5

B-3

TP-4

TP-9

B-2

TP-8

B-1

TP-1

TP-2

TP-3

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B-1PROPOSED DRAINAGE CONDITIONS

AutoCAD SHX TextLEGEND SHEET FLOW TDA LIMITS OFFSITE TRIBUTARY BASIN WETLAND BASIN BOUNDARY *ESTIMATED BUFFER BOUNDARY EXISTING WETLAND BUFFER EXISTING WETLAND DISCHARGE POINTS OFFSITE FLOW ENTERS SITE EXISTING STORM PIPE EXISTING TYPE 1 CB EXISTING TYPE 2 CB PROPOSED STORM PIPE PROPOSED TYPE 1 CB PROPOSED TYPE 2 CB

AutoCAD SHX TextSD

AutoCAD SHX TextSD



AutoCAD SHX Text0


AutoCAD SHX Text80

AutoCAD SHX Text80

AutoCAD SHX Text160



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B-2PROPOSED TDA SURFACE AREAS

AutoCAD SHX Text?

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextP

AutoCAD SHX TextNEW PGHS

AutoCAD SHX TextCONVERTED PGHS

AutoCAD SHX TextREPLACED PGHS

AutoCAD SHX TextNEW NPGHS

AutoCAD SHX TextREPLACED NPGHS

AutoCAD SHX TextNEW PERVIOUS FROM PGHS

AutoCAD SHX TextPERVIOUS (GRASS)

AutoCAD SHX TextPERVIOUS (EXISTING FORESTED (TO REMAIN)

AutoCAD SHX TextPERVIOUS (WETLAND BUFFER TO REMAIN)

AutoCAD SHX TextPERVIOUS (WETLAND AREA TO REMAIN)

AutoCAD SHX TextTOTAL PERVIOUS

AutoCAD SHX TextEXISTING PGHS (TO REMAIN)

AutoCAD SHX TextTDA TOTAL















AutoCAD SHX TextTDA BOUNDARY WETLAND BASIN BOUNDARY *ESTIMATED BUFFER BOUNDARY NEW PGHS CONVERTED PGHS (FROM NPGHS) REPLACED PGHS NEW NPGHS REPLACE NPGHS NEW PERVIOUS FROM PGHS PERVIOUS EXISTING FORESTED TO REMAIN EXISTING PGHS (TO REMAIN) EXISTING NPGHS (TO REMAIN) PROPOSED WETLAND BUFFER PROPOSED WETLAND SIZE

AutoCAD SHX Text*ESTIMATED BUFFER BOUNDARY BETWEEN WETLANDS 1 AND 2. NEEDED FOR MODELING AND AREA CALUCLATION PURPOSES. WETLAND 1 HAS A 150' BUFFER WHICH GOES THROUGH WETLAND 2. IN ORDER TO RUN THE MODELING ANALYSIS FOR THE WETLANDS ANDN SUM UP AREA CALCULATIONS A BUFFER WAS DELINEATED AT 12.5' OFFSET FROM WETLAND 2 (1/4 OF ITS 50' BUFFER).


AutoCAD SHX Text0


AutoCAD SHX Text50

AutoCAD SHX Text50

AutoCAD SHX Text100

AutoCAD SHX TextWETLAND 1






AutoCAD SHX TextBYPASS (SIDEWALK REPLACEMENT)

B-3PROPOSED WETLAND SURFACE AREAS

FIGURE

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AutoCAD SHX TextPROPOSED WETLAND ANALYSIS LAND USE SUMMARY

AutoCAD SHX TextBASIN

AutoCAD SHX TextNEW PGHS

AutoCAD SHX TextCONVERTED PGHS

AutoCAD SHX TextREPLACED PGHS

AutoCAD SHX TextNEW NPGHS

AutoCAD SHX TextREPLACED NPGHS

AutoCAD SHX TextNEW PERVIOUS FROM PGHS

AutoCAD SHX TextPERVIOUS

AutoCAD SHX TextEXISTING FORESTED (TO REMAIN)

AutoCAD SHX TextEXISTING PGHS (TO REMAIN)

AutoCAD SHX TextEXISTING NPGHS (TO REMAIN)

AutoCAD SHX TextBASIN TOTAL

AutoCAD SHX TextWETLAND BUFFER TO REMAIN

AutoCAD SHX TextWETLAND AREA TO REMAIN

AutoCAD SHX TextWQ-4














AutoCAD SHX Text**WQ-2A














AutoCAD SHX Text**WQ-2B






































































AutoCAD SHX TextWQ-5












AutoCAD SHX TextN/A

AutoCAD SHX TextN/A

AutoCAD SHX TextBYPASS












AutoCAD SHX TextN/A

AutoCAD SHX TextN/A

AutoCAD SHX TextOFFSITE BASIN (FORMERLY TO WETLAND 1)












AutoCAD SHX TextN/A

AutoCAD SHX TextN/A

AutoCAD SHX TextTOTAL BASIN AREAS














AutoCAD SHX TextTOTAL BASIN + WETLAND BUFFER + WETLAND AREA


AutoCAD SHX Text**AREAS DRAINING TO WETLANDS THAT ARE BROKEN INTO A AND B HAVE TWO WATER QUALITY TREATMENT SYSTEMS ROUTING TO THEM.


AutoCAD SHX TextOFFSITE BASIN BOUNDARY WETLAND BASIN BOUNDARY *ESTIMATED BUFFER BOUNDARY NEW PGHS CONVERTED PGHS (FROM NPGHS) REPLACED PGHS NEW NPGHS REPLACE NPGHS NEW PERVIOUS FROM PGHS PERVIOUS EXISTING FORESTED TO REMAIN EXISTING PGHS (TO REMAIN) EXISTING NPGHS (TO REMAIN) PROPOSED WETLAND BUFFER PROPOSED WETLAND SIZE



AutoCAD SHX Text0


AutoCAD SHX Text80

AutoCAD SHX Text80

AutoCAD SHX Text160



Project Name: Lindvog Holding Area

Site Designation: WQ-1A Date: 4/14/20

County or Independent City: Kingston Designer: SKJ

State: WA

Flow Based Data:

Peak Design Flow (cfs)

Water Quality Flow (cfs)

Annual Rainfall (inches)

Total Drainage Area, A (ac)

Post Development Impervious Area, AI (ac)

Pervious Area, AP (ac)

% Impervious

Runoff Coefficient, Rc

TSS Removal By Pretreatment

Agency Required TSS % Removal

Required TSS Removal Efficiency of Filter

Percent Runoff Capture

Mean Annual Runoff, Vt (ft3)

Event Mean Concentration of Pollutant, EMC (mg/L)

Annual Mass Load, Mtotal (lbs)

Flow Based Filter Sizing:

Mass to be Captured by System (lbs)

Filter Type

Structure Type

Cartridge Height

Media Type

Cartridge Flow Rate, gpm/sf

Allowable Load Per Cartridge (lbs)

Cartridges Required

Recommended Model

TSS Treatment Capacity (lbs)

Maximum Water Quality Flow

36

0.55

0.46

0.03

StormFilter

Catchbasin (Steel)

90%

51,926

68.03

2

SFCB2

1.00 gpm/sf

ZPG

0.28

50%

60%

0.09

84%

0.95

0.25

0.80

80%

226.78

70

72.00

0.03 cfs

18''

36


Site Designation: WQ-1B Date: 4/14/20


State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.65

0.52

0.04

StormFilter

Catchbasin (Steel)

90%

58,888

77.16

3

SFCB3

1.00 gpm/sf

ZPG

0.31

50%

60%

0.13

80%

0.95

0.25

0.77

80%

257.19

70

108.00

0.05 cfs

18''

36




State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.59

0.43

0.03

StormFilter

Catchbasin (Steel)

90%

48,538

63.60

2

SFCB2

1.00 gpm/sf

ZPG

0.26

50%

60%

0.16

73%

0.95

0.25

0.70

80%

211.99

70

72.00

0.03 cfs

18''

36




State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.42

0.40

0.03

StormFilter

Catchbasin (Steel)

90%

44,281

58.02

2

SFCB2

1.00 gpm/sf

ZPG

0.23

50%

60%

0.03

94%

0.95

0.25

0.90

80%

193.39

70

72.00

0.03 cfs

18''

36




State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.93

0.73

0.05

StormFilter

Catchbasin (Steel)

90%

82,816

108.51

4

SFCB4

1.00 gpm/sf

ZPG

0.44

50%

60%

0.19

79%

0.95

0.25

0.76

80%

361.69

70

144.00

0.07 cfs

18''

36




State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.79

0.68

0.05

StormFilter

Catchbasin (Steel)

90%

76,648

100.42

3

SFCB3

1.00 gpm/sf

ZPG

0.41

50%

60%

0.11

86%

0.95

0.25

0.82

80%

334.75

70

108.00

0.05 cfs

18''

36


Site Designation: WQ-4 Date: 4/14/20


State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



0.04

50%

60%

0.06

50%

0.95

0.25

0.50

80%

30.31

70

36.00

0.02 cfs

18''

36

1

SFCB1

1.00 gpm/sf

ZPG

36

0.12

0.06

0.0041

StormFilter

Catchbasin (Steel)

90%

6,939

9.09


Site Designation: WQ-5 Date: 4/14/20


State: WA

Flow Based Data:







% Impervious











Filter Type

Structure Type

Cartridge Height

Media Type



Cartridges Required

Recommended Model



36

0.97

0.90

0.06

StormFilter

Catchbasin (Steel)

90%

100,447

131.61

4

SFCB4

1.00 gpm/sf

ZPG

0.53

50%

60%

0.08

92%

0.95

0.25

0.88

80%

438.69

70

144.00

0.07 cfs

18''

36

Port of Kingston - Remote Ferry Holding Lot

Areas for Input into WWHM Model

April 30, 2020

EX Wetland Converted

Wetland (EX) Wetland (PRO) IMP LAWN FOREST IMP LAWN FOREST IMP LAWN FOREST IMP LAWN FOREST (sf) (acres) (sf) (acres) (sf) (acres)

4 0 0 96,617 0.000 0.000 2.218 96,617 2.218 18,623 0.428 - 0.000

4 2,558 2,581 98,588 0.059 0.059 2.263 103,727 2.381 18,623 0.428 100.0

2 17,458 1,305 132,970 0.401 0.030 3.053 151,733 3.483 33,293 0.764 - 0.000

2A 18,554 6,841 52,563 0.426 0.157 1.207 77,958 1.790 33,298 0.764 100.0

2B 17,196 1,101 3,993 0.395 0.025 0.092 22,290 0.512

1 139,886 113,314 97,934 3.211 2.601 2.248 351,134 8.061 106,617 2.448 3,623 0.083

1A 19,553 3,985 0 0.449 0.091 0.000 23,538 0.540 49,523 1.137 46.4

1B 22,662 5,839 0 0.520 0.134 0.000 28,501 0.654

3 13,674 0 97,989 0.314 0.000 2.250 111,663 2.563 53,262 1.223 5,091 0.117

3A 31,887 8,458 22,743 0.732 0.194 0.522 63,088 1.448 39,617 0.909 74.4

3B 29,347 5,433 51,153 0.674 0.125 1.174 85,933 1.973

Bypass

(Lindvog Sidewalk)1,120 0 0 0.026 0.000 0.000 1,120 0 0 0.026 0.000 0.000 2,240 0.051

Offsite Basin

(formally to Wetland 1)0.000 0.000 0.000 127,551 113,314 94,729 2.928 2.601 2.175 335,594 7.704

WQ5 0 0 0 0 0 0 40231 8756 0 0.924 0.201 0.000 48,987 1.125

SUM 712,267 16 790,736 18 751,502 17.252 352,856 8.100

Area Checks Proposed 18.2 21.4

Existing 16.4 21.2 21.4

%

Remaining

Wetland Bufferexisting (sf) proposed (sf)existing (acres) proposed (acres) Basin Total

WWHM2012

PROJECT REPORT

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Wetlands_Basins_Vault Bypass separate 4/13/2020 9:21:02 PM Page 2

General Model InformationProject Name: Wetlands_Basins_Vault Bypass separate

Site Name: Lindvog & SR104

Site Address:

City: Kingston

Report Date: 4/13/2020

Gage: Everett

Data Start: 1948/10/01

Data End: 2009/09/30

Timestep: 15 Minute

Precip Scale: 0.800

Version Date: 2018/10/10

Version: 4.2.16

POC Thresholds

Low Flow Threshold for POC1: 50 Percent of the 2 Year

High Flow Threshold for POC1: 50 Year











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Landuse Basin DataPredeveloped Land Use

Buffer 1Bypass: No

GroundWater: No

Pervious Land Use acre SAT, Forest, Mod 2.448Element Flows To:Surface Interflow GroundwaterPre-developed for VaultPre-developed for VaultPre-developed for Vault

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W1 - Forest OnsiteBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod .073Element Flows To:Surface Interflow GroundwaterBuffer 1 Buffer 1 Buffer 1

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W1-Lawn OnsiteBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod 2.601Element Flows To:Surface Interflow GroundwaterBuffer 1 Buffer 1 Buffer 1

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W1-Imp OnsiteBypass: NoImpervious Land Use acreROADS MOD LAT 0.283Element Flows To:Outlet 1 Outlet 2Buffer 1

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W3-ForestBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod 2.25Element Flows To:Surface Interflow GroundwaterBuffer 3 Buffer 3 Buffer 3

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W3-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.314Element Flows To:Outlet 1 Outlet 2Buffer 3

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Buffer 3Bypass: No

GroundWater: No

Pervious Land Use acre SAT, Forest, Mod 1.223Element Flows To:Surface Interflow GroundwaterPre-developed for VaultPre-developed for VaultPre-developed for Vault

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Bypass-Lindvog SidewalkBypass: NoImpervious Land Use acreROADS MOD LAT 0.026Element Flows To:Outlet 1 Outlet 2Predeveloped for Full Site Downstream

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W1-Forest OffsiteBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod 2.175Element Flows To:Surface Interflow GroundwaterPredeveloped for Full Site DownstreamPredeveloped for Full Site DownstreamPredeveloped for Full Site Downstream

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W1-Imp OffsiteBypass: NoImpervious Land Use acreROADS MOD LAT 2.928Element Flows To:Outlet 1 Outlet 2Predeveloped for Full Site Downstream

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Buffer 2Bypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod .764Element Flows To:Surface Interflow GroundwaterPre-developed for VaultPre-developed for VaultPre-developed for Vault

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W2-ForestBypass: No

GroundWater: No


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W2-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .03Element Flows To:Surface Interflow GroundwaterBuffer 2 Buffer 2 Buffer 2

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W2-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.401Element Flows To:Outlet 1 Outlet 2Buffer 2

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Buffer 4Bypass: No

GroundWater: No

Pervious Land Use acre SAT, Forest, Mod .428Element Flows To:Surface Interflow GroundwaterPre-developed for VaultPre-developed for VaultPre-developed for Vault

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W4-ForestBypass: No

GroundWater: No


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Mitigated Land Use

Buffer 1Bypass: No

GroundWater: No

Pervious Land Use acre SAT, Forest, Mod 1.137Element Flows To:Surface Interflow Groundwater

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W1A-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.449Element Flows To:Outlet 1 Outlet 2RFHL - Vault (for costing)

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W1A-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .091Element Flows To:Surface Interflow GroundwaterRFHL - Vault (for costing)RFHL - Vault (for costing)

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W1B-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .134Element Flows To:Surface Interflow GroundwaterRFHL - Vault (for costing)RFHL - Vault (for costing)

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W1B-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.52Element Flows To:Outlet 1 Outlet 2RFHL - Vault (for costing)

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Buffer 3Bypass: No

GroundWater: No

Pervious Land Use acre SAT, Forest, Mod .909Element Flows To:Surface Interflow Groundwater

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W3A-ForestBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod .522Element Flows To:Surface Interflow GroundwaterFlow Splitter 3B Flow Splitter 3B Flow Splitter 3B

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W3A-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .194Element Flows To:Surface Interflow GroundwaterFlow Splitter 3B Flow Splitter 3B Flow Splitter 3B

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W3A-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.732Element Flows To:Outlet 1 Outlet 2Flow Splitter 3B

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W3B-ForestBypass: No

GroundWater: No


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W3B-LawnBypass: No

GroundWater: No


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W3B-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.674Element Flows To:Outlet 1 Outlet 2Buffer 3

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Bypass-Lindvog SidewalkBypass: NoImpervious Land Use acreROADS MOD LAT 0.026Element Flows To:Outlet 1 Outlet 2

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WQ5-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.924Element Flows To:Outlet 1 Outlet 2Channel 1

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WQ5-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .201Element Flows To:Surface Interflow GroundwaterChannel 1 Channel 1

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Offsite-ForestBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod 2.175Element Flows To:Surface Interflow GroundwaterFlow Splitter Offsite (W1)Flow Splitter Offsite (W1)Flow Splitter Offsite (W1)

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Offsite-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod 2.601Element Flows To:Surface Interflow GroundwaterFlow Splitter Offsite (W1)Flow Splitter Offsite (W1)Flow Splitter Offsite (W1)

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Offsite-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 2.928Element Flows To:Outlet 1 Outlet 2Flow Splitter Offsite (W1)

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Buffer 2Bypass: No

GroundWater: No


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W2A-ForestBypass: No

GroundWater: No


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W2A-LawnBypass: No

GroundWater: No


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W2A-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.426Element Flows To:Outlet 1 Outlet 2Buffer 2

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W2B-ForestBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod .092Element Flows To:Surface Interflow GroundwaterBuffer 2 Buffer 2 Buffer 2

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W2B-LawnBypass: No

GroundWater: No


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W2B-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.395Element Flows To:Outlet 1 Outlet 2Buffer 2

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Buffer 4Bypass: No

GroundWater: No


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W4-ForestBypass: No

GroundWater: No

Pervious Land Use acre C, Forest, Mod 2.263Element Flows To:Surface Interflow GroundwaterFlow Splitter 4 Flow Splitter 4 Flow Splitter 4

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W4-LawnBypass: No

GroundWater: No

Pervious Land Use acre C, Lawn, Mod .059Element Flows To:Surface Interflow GroundwaterFlow Splitter 4 Flow Splitter 4 Flow Splitter 4

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W4-ImpBypass: NoImpervious Land Use acreROADS MOD LAT 0.059Element Flows To:Outlet 1 Outlet 2Flow Splitter 4

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Routing ElementsPredeveloped Routing

Predeveloped for Full Site DownstreamBottom Length: 10.00 ft.Bottom Width: 3.00 ft.Manning's n: 0.012Channel bottom slope 1: 0.02 To 1Channel Left side slope 0: 1 To 1Channel right side slope 2: 1 To 1Discharge StructureRiser Height: 0 ft.Riser Diameter: 0 in.Element Flows To:Outlet 1 Outlet 2

Channel Hydraulic Table

Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs)0.0000 0.000689 0.000000 0.000 0.0000.0111 0.000694 0.000008 0.029 0.0000.0222 0.000699 0.000015 0.092 0.0000.0333 0.000704 0.000023 0.181 0.0000.0444 0.000709 0.000031 0.292 0.0000.0556 0.000714 0.000039 0.424 0.0000.0667 0.000720 0.000047 0.575 0.0000.0778 0.000725 0.000055 0.743 0.0000.0889 0.000730 0.000063 0.928 0.0000.1000 0.000735 0.000071 1.128 0.0000.1111 0.000740 0.000079 1.345 0.0000.1222 0.000745 0.000088 1.576 0.0000.1333 0.000750 0.000096 1.821 0.0000.1444 0.000755 0.000104 2.080 0.0000.1556 0.000761 0.000113 2.353 0.0000.1667 0.000766 0.000121 2.640 0.0000.1778 0.000771 0.000130 2.939 0.0000.1889 0.000776 0.000138 3.251 0.0000.2000 0.000781 0.000147 3.575 0.0000.2111 0.000786 0.000156 3.912 0.0000.2222 0.000791 0.000164 4.261 0.0000.2333 0.000797 0.000173 4.622 0.0000.2444 0.000802 0.000182 4.995 0.0000.2556 0.000807 0.000191 5.380 0.0000.2667 0.000812 0.000200 5.776 0.0000.2778 0.000817 0.000209 6.183 0.0000.2889 0.000822 0.000218 6.601 0.0000.3000 0.000827 0.000227 7.031 0.0000.3111 0.000833 0.000237 7.472 0.0000.3222 0.000838 0.000246 7.923 0.0000.3333 0.000843 0.000255 8.386 0.0000.3444 0.000848 0.000265 8.859 0.0000.3556 0.000853 0.000274 9.343 0.0000.3667 0.000858 0.000284 9.838 0.0000.3778 0.000863 0.000293 10.34 0.0000.3889 0.000869 0.000303 10.85 0.000

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0.4000 0.000874 0.000312 11.38 0.0000.4111 0.000879 0.000322 11.92 0.0000.4222 0.000884 0.000332 12.46 0.0000.4333 0.000889 0.000342 13.02 0.0000.4444 0.000894 0.000352 13.59 0.0000.4556 0.000900 0.000362 14.17 0.0000.4667 0.000905 0.000372 14.75 0.0000.4778 0.000910 0.000382 15.35 0.0000.4889 0.000915 0.000392 15.96 0.0000.5000 0.000920 0.000402 16.58 0.0000.5111 0.000925 0.000412 17.21 0.0000.5222 0.000930 0.000423 17.85 0.0000.5333 0.000936 0.000433 18.49 0.0000.5444 0.000941 0.000444 19.15 0.0000.5556 0.000946 0.000454 19.82 0.0000.5667 0.000951 0.000465 20.50 0.0000.5778 0.000956 0.000475 21.19 0.0000.5889 0.000961 0.000486 21.88 0.0000.6000 0.000967 0.000496 22.59 0.0000.6111 0.000972 0.000507 23.31 0.0000.6222 0.000977 0.000518 24.04 0.0000.6333 0.000982 0.000529 24.78 0.0000.6444 0.000987 0.000540 25.52 0.0000.6556 0.000992 0.000551 26.28 0.0000.6667 0.000997 0.000562 27.05 0.0000.6778 0.001003 0.000573 27.82 0.0000.6889 0.001008 0.000584 28.61 0.0000.7000 0.001013 0.000595 29.41 0.0000.7111 0.001018 0.000607 30.22 0.0000.7222 0.001023 0.000618 31.03 0.0000.7333 0.001028 0.000629 31.86 0.0000.7444 0.001034 0.000641 32.69 0.0000.7556 0.001039 0.000652 33.54 0.0000.7667 0.001044 0.000664 34.40 0.0000.7778 0.001049 0.000676 35.26 0.0000.7889 0.001054 0.000687 36.14 0.0000.8000 0.001059 0.000699 37.02 0.0000.8111 0.001065 0.000711 37.92 0.0000.8222 0.001070 0.000723 38.82 0.0000.8333 0.001075 0.000735 39.74 0.0000.8444 0.001080 0.000747 40.66 0.0000.8556 0.001085 0.000759 41.59 0.0000.8667 0.001090 0.000771 42.54 0.0000.8778 0.001096 0.000783 43.49 0.0000.8889 0.001101 0.000795 44.46 0.0000.9000 0.001106 0.000807 45.43 0.0000.9111 0.001111 0.000820 46.42 0.0000.9222 0.001116 0.000832 47.41 0.0000.9333 0.001121 0.000844 48.41 0.0000.9444 0.001127 0.000857 49.43 0.0000.9556 0.001132 0.000870 50.45 0.0000.9667 0.001137 0.000882 51.48 0.0000.9778 0.001142 0.000895 52.53 0.0000.9889 0.001147 0.000907 53.58 0.0001.0000 0.001152 0.000920 54.64 0.0001.0111 0.001158 0.000933 55.72 0.000

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Pre-developed for VaultBottom Length: 10.00 ft.Bottom Width: 3.00 ft.Manning's n: 0.012Channel bottom slope 1: 0.02 To 1Channel Left side slope 0: 1 To 1Channel right side slope 2: 1 To 1Discharge StructureRiser Height: 0 ft.Riser Diameter: 0 in.Element Flows To:Outlet 1 Outlet 2


Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs)0.0000 0.000689 0.000000 0.000 0.0000.0111 0.000694 0.000008 0.029 0.0000.0222 0.000699 0.000015 0.092 0.0000.0333 0.000704 0.000023 0.181 0.0000.0444 0.000709 0.000031 0.292 0.0000.0556 0.000714 0.000039 0.424 0.0000.0667 0.000720 0.000047 0.575 0.0000.0778 0.000725 0.000055 0.743 0.0000.0889 0.000730 0.000063 0.928 0.0000.1000 0.000735 0.000071 1.128 0.0000.1111 0.000740 0.000079 1.345 0.0000.1222 0.000745 0.000088 1.576 0.0000.1333 0.000750 0.000096 1.821 0.0000.1444 0.000755 0.000104 2.080 0.0000.1556 0.000761 0.000113 2.353 0.0000.1667 0.000766 0.000121 2.640 0.0000.1778 0.000771 0.000130 2.939 0.0000.1889 0.000776 0.000138 3.251 0.0000.2000 0.000781 0.000147 3.575 0.0000.2111 0.000786 0.000156 3.912 0.0000.2222 0.000791 0.000164 4.261 0.0000.2333 0.000797 0.000173 4.622 0.0000.2444 0.000802 0.000182 4.995 0.0000.2556 0.000807 0.000191 5.380 0.0000.2667 0.000812 0.000200 5.776 0.0000.2778 0.000817 0.000209 6.183 0.0000.2889 0.000822 0.000218 6.601 0.0000.3000 0.000827 0.000227 7.031 0.0000.3111 0.000833 0.000237 7.472 0.0000.3222 0.000838 0.000246 7.923 0.0000.3333 0.000843 0.000255 8.386 0.0000.3444 0.000848 0.000265 8.859 0.0000.3556 0.000853 0.000274 9.343 0.0000.3667 0.000858 0.000284 9.838 0.0000.3778 0.000863 0.000293 10.34 0.0000.3889 0.000869 0.000303 10.85 0.0000.4000 0.000874 0.000312 11.38 0.0000.4111 0.000879 0.000322 11.92 0.0000.4222 0.000884 0.000332 12.46 0.0000.4333 0.000889 0.000342 13.02 0.000

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0.4444 0.000894 0.000352 13.59 0.0000.4556 0.000900 0.000362 14.17 0.0000.4667 0.000905 0.000372 14.75 0.0000.4778 0.000910 0.000382 15.35 0.0000.4889 0.000915 0.000392 15.96 0.0000.5000 0.000920 0.000402 16.58 0.0000.5111 0.000925 0.000412 17.21 0.0000.5222 0.000930 0.000423 17.85 0.0000.5333 0.000936 0.000433 18.49 0.0000.5444 0.000941 0.000444 19.15 0.0000.5556 0.000946 0.000454 19.82 0.0000.5667 0.000951 0.000465 20.50 0.0000.5778 0.000956 0.000475 21.19 0.0000.5889 0.000961 0.000486 21.88 0.0000.6000 0.000967 0.000496 22.59 0.0000.6111 0.000972 0.000507 23.31 0.0000.6222 0.000977 0.000518 24.04 0.0000.6333 0.000982 0.000529 24.78 0.0000.6444 0.000987 0.000540 25.52 0.0000.6556 0.000992 0.000551 26.28 0.0000.6667 0.000997 0.000562 27.05 0.0000.6778 0.001003 0.000573 27.82 0.0000.6889 0.001008 0.000584 28.61 0.0000.7000 0.001013 0.000595 29.41 0.0000.7111 0.001018 0.000607 30.22 0.0000.7222 0.001023 0.000618 31.03 0.0000.7333 0.001028 0.000629 31.86 0.0000.7444 0.001034 0.000641 32.69 0.0000.7556 0.001039 0.000652 33.54 0.0000.7667 0.001044 0.000664 34.40 0.0000.7778 0.001049 0.000676 35.26 0.0000.7889 0.001054 0.000687 36.14 0.0000.8000 0.001059 0.000699 37.02 0.0000.8111 0.001065 0.000711 37.92 0.0000.8222 0.001070 0.000723 38.82 0.0000.8333 0.001075 0.000735 39.74 0.0000.8444 0.001080 0.000747 40.66 0.0000.8556 0.001085 0.000759 41.59 0.0000.8667 0.001090 0.000771 42.54 0.0000.8778 0.001096 0.000783 43.49 0.0000.8889 0.001101 0.000795 44.46 0.0000.9000 0.001106 0.000807 45.43 0.0000.9111 0.001111 0.000820 46.42 0.0000.9222 0.001116 0.000832 47.41 0.0000.9333 0.001121 0.000844 48.41 0.0000.9444 0.001127 0.000857 49.43 0.0000.9556 0.001132 0.000870 50.45 0.0000.9667 0.001137 0.000882 51.48 0.0000.9778 0.001142 0.000895 52.53 0.0000.9889 0.001147 0.000907 53.58 0.0001.0000 0.001152 0.000920 54.64 0.0001.0111 0.001158 0.000933 55.72 0.000

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Mitigated Routing

Channel 1Bottom Length: 10.00 ft.Bottom Width: 3.00 ft.Manning's n: 0.012Channel bottom slope 1: 0.02 To 1Channel Left side slope 0: 1 To 1Channel right side slope 2: 1 To 1Discharge StructureRiser Height: 0 ft.Riser Diameter: 0 in.Element Flows To:Outlet 1 Outlet 2


Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs)0.0000 0.000689 0.000000 0.000 0.0000.0111 0.000694 0.000008 0.029 0.0000.0222 0.000699 0.000015 0.092 0.0000.0333 0.000704 0.000023 0.181 0.0000.0444 0.000709 0.000031 0.292 0.0000.0556 0.000714 0.000039 0.424 0.0000.0667 0.000720 0.000047 0.575 0.0000.0778 0.000725 0.000055 0.743 0.0000.0889 0.000730 0.000063 0.928 0.0000.1000 0.000735 0.000071 1.128 0.0000.1111 0.000740 0.000079 1.345 0.0000.1222 0.000745 0.000088 1.576 0.0000.1333 0.000750 0.000096 1.821 0.0000.1444 0.000755 0.000104 2.080 0.0000.1556 0.000761 0.000113 2.353 0.0000.1667 0.000766 0.000121 2.640 0.0000.1778 0.000771 0.000130 2.939 0.0000.1889 0.000776 0.000138 3.251 0.0000.2000 0.000781 0.000147 3.575 0.0000.2111 0.000786 0.000156 3.912 0.0000.2222 0.000791 0.000164 4.261 0.0000.2333 0.000797 0.000173 4.622 0.0000.2444 0.000802 0.000182 4.995 0.0000.2556 0.000807 0.000191 5.380 0.0000.2667 0.000812 0.000200 5.776 0.0000.2778 0.000817 0.000209 6.183 0.0000.2889 0.000822 0.000218 6.601 0.0000.3000 0.000827 0.000227 7.031 0.0000.3111 0.000833 0.000237 7.472 0.0000.3222 0.000838 0.000246 7.923 0.0000.3333 0.000843 0.000255 8.386 0.0000.3444 0.000848 0.000265 8.859 0.0000.3556 0.000853 0.000274 9.343 0.0000.3667 0.000858 0.000284 9.838 0.0000.3778 0.000863 0.000293 10.34 0.0000.3889 0.000869 0.000303 10.85 0.0000.4000 0.000874 0.000312 11.38 0.0000.4111 0.000879 0.000322 11.92 0.000

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0.4222 0.000884 0.000332 12.46 0.0000.4333 0.000889 0.000342 13.02 0.0000.4444 0.000894 0.000352 13.59 0.0000.4556 0.000900 0.000362 14.17 0.0000.4667 0.000905 0.000372 14.75 0.0000.4778 0.000910 0.000382 15.35 0.0000.4889 0.000915 0.000392 15.96 0.0000.5000 0.000920 0.000402 16.58 0.0000.5111 0.000925 0.000412 17.21 0.0000.5222 0.000930 0.000423 17.85 0.0000.5333 0.000936 0.000433 18.49 0.0000.5444 0.000941 0.000444 19.15 0.0000.5556 0.000946 0.000454 19.82 0.0000.5667 0.000951 0.000465 20.50 0.0000.5778 0.000956 0.000475 21.19 0.0000.5889 0.000961 0.000486 21.88 0.0000.6000 0.000967 0.000496 22.59 0.0000.6111 0.000972 0.000507 23.31 0.0000.6222 0.000977 0.000518 24.04 0.0000.6333 0.000982 0.000529 24.78 0.0000.6444 0.000987 0.000540 25.52 0.0000.6556 0.000992 0.000551 26.28 0.0000.6667 0.000997 0.000562 27.05 0.0000.6778 0.001003 0.000573 27.82 0.0000.6889 0.001008 0.000584 28.61 0.0000.7000 0.001013 0.000595 29.41 0.0000.7111 0.001018 0.000607 30.22 0.0000.7222 0.001023 0.000618 31.03 0.0000.7333 0.001028 0.000629 31.86 0.0000.7444 0.001034 0.000641 32.69 0.0000.7556 0.001039 0.000652 33.54 0.0000.7667 0.001044 0.000664 34.40 0.0000.7778 0.001049 0.000676 35.26 0.0000.7889 0.001054 0.000687 36.14 0.0000.8000 0.001059 0.000699 37.02 0.0000.8111 0.001065 0.000711 37.92 0.0000.8222 0.001070 0.000723 38.82 0.0000.8333 0.001075 0.000735 39.74 0.0000.8444 0.001080 0.000747 40.66 0.0000.8556 0.001085 0.000759 41.59 0.0000.8667 0.001090 0.000771 42.54 0.0000.8778 0.001096 0.000783 43.49 0.0000.8889 0.001101 0.000795 44.46 0.0000.9000 0.001106 0.000807 45.43 0.0000.9111 0.001111 0.000820 46.42 0.0000.9222 0.001116 0.000832 47.41 0.0000.9333 0.001121 0.000844 48.41 0.0000.9444 0.001127 0.000857 49.43 0.0000.9556 0.001132 0.000870 50.45 0.0000.9667 0.001137 0.000882 51.48 0.0000.9778 0.001142 0.000895 52.53 0.0000.9889 0.001147 0.000907 53.58 0.0001.0000 0.001152 0.000920 54.64 0.0001.0111 0.001158 0.000933 55.72 0.000

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Flow Splitter 3BBottom Length: 10.00 ft.Bottom Length: 10.00 ft.Depth: 10 ft.Side slope 1: 0 To 1Side slope 2: 0 To 1Side slope 3: 0 To 1Side slope 4: 0 To 1Control Structure Splitter Hydraulic Table

Stage(feet) Area(ac.) Volume(ac-ft.) Primary(cfs) Secondary(cfs) 0.000 0.002 0.000 0.000 0.000 0.111 0.002 0.000 0.264 1.557 0.222 0.002 0.000 0.623 2.453 0.333 0.002 0.000 0.815 3.055 0.444 0.002 0.001 0.951 3.538 0.555 0.002 0.001 1.063 3.956 0.666 0.002 0.001 1.165 4.333 0.777 0.002 0.001 1.258 4.680 0.888 0.002 0.002 1.345 5.004 1.000 0.002 0.002 1.427 5.307 1.111 0.002 0.002 1.504 5.594 1.222 0.002 0.002 1.577 5.867 1.333 0.002 0.003 1.647 6.128 1.444 0.002 0.003 1.715 6.378 1.555 0.002 0.003 1.779 6.619 1.666 0.002 0.003 1.842 6.852 1.777 0.002 0.004 1.902 7.076 1.888 0.002 0.004 1.961 7.294 2.000 0.002 0.004 2.018 7.506 2.111 0.002 0.004 2.073 7.711 2.222 0.002 0.005 2.127 7.912 2.333 0.002 0.005 2.179 8.107 2.444 0.002 0.005 2.231 8.298 2.555 0.002 0.005 2.281 8.484 2.666 0.002 0.006 2.330 8.667 2.777 0.002 0.006 2.378 8.845 2.888 0.002 0.006 2.425 9.021 3.000 0.002 0.006 2.471 9.192 3.111 0.002 0.007 2.516 9.361 3.222 0.002 0.007 2.561 9.527 3.333 0.002 0.007 2.605 9.690 3.444 0.002 0.007 2.648 9.850 3.555 0.002 0.008 2.690 10.00 3.666 0.002 0.008 2.732 10.16 3.777 0.002 0.008 2.773 10.31 3.888 0.002 0.008 2.814 10.46 4.000 0.002 0.009 2.853 10.61 4.111 0.002 0.009 2.893 10.76 4.222 0.002 0.009 2.932 10.90 4.333 0.002 0.009 2.970 11.04 4.444 0.002 0.010 3.008 11.18 4.555 0.002 0.010 3.045 11.32 4.666 0.002 0.010 3.082 11.46 4.777 0.002 0.011 3.119 11.60 4.888 0.002 0.011 3.155 11.73 5.000 0.002 0.011 3.190 11.86 5.111 0.002 0.011 3.226 11.99

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5.222 0.002 0.012 3.260 12.12 5.333 0.002 0.012 3.295 12.25 5.444 0.002 0.012 3.329 12.38 5.555 0.002 0.012 3.363 12.51 5.666 0.002 0.013 3.396 12.63 5.777 0.002 0.013 3.430 12.75 5.888 0.002 0.013 3.462 12.88 6.000 0.002 0.013 3.495 13.00 6.111 0.002 0.014 3.527 13.12 6.222 0.002 0.014 3.559 13.23 6.333 0.002 0.014 3.591 13.35 6.444 0.002 0.014 3.622 13.47 6.555 0.002 0.015 3.653 13.58 6.666 0.002 0.015 3.684 13.70 6.777 0.002 0.015 3.715 13.81 6.888 0.002 0.015 3.745 13.93 7.000 0.002 0.016 3.775 14.04 7.111 0.002 0.016 3.805 14.15 7.222 0.002 0.016 3.834 14.26 7.333 0.002 0.016 3.864 14.37 7.444 0.002 0.017 3.893 14.48 7.555 0.002 0.017 3.922 14.58 7.666 0.002 0.017 3.951 14.69 7.777 0.002 0.017 3.979 14.80 7.888 0.002 0.018 4.008 14.90 8.000 0.002 0.018 4.036 15.01 8.111 0.002 0.018 4.064 15.11 8.222 0.002 0.018 4.091 15.21 8.333 0.002 0.019 4.119 15.32 8.444 0.002 0.019 4.146 15.42 8.555 0.002 0.019 4.173 15.52 8.666 0.002 0.019 4.200 15.62 8.777 0.002 0.020 4.227 15.72 8.888 0.002 0.020 4.254 15.82 9.000 0.002 0.020 4.280 15.92 9.111 0.002 0.020 4.307 16.02 9.222 0.002 0.021 4.333 16.11 9.333 0.002 0.021 4.359 16.21 9.444 0.002 0.021 4.385 16.31 9.555 0.002 0.021 4.411 16.40 9.666 0.002 0.022 4.436 16.50 9.777 0.002 0.022 4.462 16.59 9.888 0.002 0.022 4.487 16.69 10.00 0.002 0.023 4.512 16.78 10.11 0.002 0.023 4.537 16.87

Discharge StructureRiser Height: 0 ft.Riser Diameter: 8 in.Orifice 1 Diameter: 1 in. Elevation:0 ft.Element Flows To:Outlet 1 Outlet 2Buffer 3 RFHL - Vault (for costing)

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Flow Splitter Offsite (W1)Bottom Length: 10.00 ft.Bottom Length: 10.00 ft.Depth: 10 ft.Side slope 1: 0 To 1Side slope 2: 0 To 1Side slope 3: 0 To 1Side slope 4: 0 To 1Control Structure Splitter Hydraulic Table


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5.222 0.002 0.012 3.447 12.12 5.333 0.002 0.012 3.483 12.25 5.444 0.002 0.012 3.519 12.38 5.555 0.002 0.012 3.555 12.51 5.666 0.002 0.013 3.590 12.63 5.777 0.002 0.013 3.625 12.75 5.888 0.002 0.013 3.660 12.88 6.000 0.002 0.013 3.694 13.00 6.111 0.002 0.014 3.728 13.12 6.222 0.002 0.014 3.762 13.23 6.333 0.002 0.014 3.796 13.35 6.444 0.002 0.014 3.829 13.47 6.555 0.002 0.015 3.862 13.58 6.666 0.002 0.015 3.894 13.70 6.777 0.002 0.015 3.926 13.81 6.888 0.002 0.015 3.959 13.93 7.000 0.002 0.016 3.990 14.04 7.111 0.002 0.016 4.022 14.15 7.222 0.002 0.016 4.053 14.26 7.333 0.002 0.016 4.084 14.37 7.444 0.002 0.017 4.115 14.48 7.555 0.002 0.017 4.146 14.58 7.666 0.002 0.017 4.176 14.69 7.777 0.002 0.017 4.206 14.80 7.888 0.002 0.018 4.236 14.90 8.000 0.002 0.018 4.266 15.01 8.111 0.002 0.018 4.295 15.11 8.222 0.002 0.018 4.325 15.21 8.333 0.002 0.019 4.354 15.32 8.444 0.002 0.019 4.383 15.42 8.555 0.002 0.019 4.412 15.52 8.666 0.002 0.019 4.440 15.62 8.777 0.002 0.020 4.468 15.72 8.888 0.002 0.020 4.497 15.82 9.000 0.002 0.020 4.525 15.92 9.111 0.002 0.020 4.553 16.02 9.222 0.002 0.021 4.580 16.11 9.333 0.002 0.021 4.608 16.21 9.444 0.002 0.021 4.635 16.31 9.555 0.002 0.021 4.662 16.40 9.666 0.002 0.022 4.689 16.50 9.777 0.002 0.022 4.716 16.59 9.888 0.002 0.022 4.743 16.69 10.00 0.002 0.023 4.769 16.78 10.11 0.002 0.023 4.796 16.87

Discharge StructureRiser Height: 0 ft.Riser Diameter: 8 in.Orifice 1 Diameter: 2 in. Elevation:0 ft.Element Flows To:Outlet 1 Outlet 2Buffer 1 Channel 1

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RFHL - Vault (for costing)Width: 20 ft.Length: 60 ft.Depth: 7 ft.Discharge StructureRiser Height: 6 ft.Riser Diameter: 12 in.Orifice 1 Diameter: 1 in. Elevation:0 ft.Element Flows To:Outlet 1 Outlet 2Channel 1

Vault Hydraulic Table

Stage(feet) Area(ac.) Volume(ac-ft.) Discharge(cfs) Infilt(cfs)0.0000 0.027 0.000 0.000 0.0000.0778 0.027 0.002 0.007 0.0000.1556 0.027 0.004 0.010 0.0000.2333 0.027 0.006 0.013 0.0000.3111 0.027 0.008 0.015 0.0000.3889 0.027 0.010 0.016 0.0000.4667 0.027 0.012 0.018 0.0000.5444 0.027 0.015 0.020 0.0000.6222 0.027 0.017 0.021 0.0000.7000 0.027 0.019 0.022 0.0000.7778 0.027 0.021 0.023 0.0000.8556 0.027 0.023 0.025 0.0000.9333 0.027 0.025 0.026 0.0001.0111 0.027 0.027 0.027 0.0001.0889 0.027 0.030 0.028 0.0001.1667 0.027 0.032 0.029 0.0001.2444 0.027 0.034 0.030 0.0001.3222 0.027 0.036 0.031 0.0001.4000 0.027 0.038 0.032 0.0001.4778 0.027 0.040 0.033 0.0001.5556 0.027 0.042 0.033 0.0001.6333 0.027 0.045 0.034 0.0001.7111 0.027 0.047 0.035 0.0001.7889 0.027 0.049 0.036 0.0001.8667 0.027 0.051 0.037 0.0001.9444 0.027 0.053 0.037 0.0002.0222 0.027 0.055 0.038 0.0002.1000 0.027 0.057 0.039 0.0002.1778 0.027 0.060 0.040 0.0002.2556 0.027 0.062 0.040 0.0002.3333 0.027 0.064 0.041 0.0002.4111 0.027 0.066 0.042 0.0002.4889 0.027 0.068 0.042 0.0002.5667 0.027 0.070 0.043 0.0002.6444 0.027 0.072 0.044 0.0002.7222 0.027 0.075 0.044 0.0002.8000 0.027 0.077 0.045 0.0002.8778 0.027 0.079 0.046 0.0002.9556 0.027 0.081 0.046 0.0003.0333 0.027 0.083 0.047 0.0003.1111 0.027 0.085 0.047 0.0003.1889 0.027 0.087 0.048 0.000

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3.2667 0.027 0.090 0.049 0.0003.3444 0.027 0.092 0.049 0.0003.4222 0.027 0.094 0.050 0.0003.5000 0.027 0.096 0.050 0.0003.5778 0.027 0.098 0.051 0.0003.6556 0.027 0.100 0.051 0.0003.7333 0.027 0.102 0.052 0.0003.8111 0.027 0.105 0.053 0.0003.8889 0.027 0.107 0.053 0.0003.9667 0.027 0.109 0.054 0.0004.0444 0.027 0.111 0.054 0.0004.1222 0.027 0.113 0.055 0.0004.2000 0.027 0.115 0.055 0.0004.2778 0.027 0.117 0.056 0.0004.3556 0.027 0.120 0.056 0.0004.4333 0.027 0.122 0.057 0.0004.5111 0.027 0.124 0.057 0.0004.5889 0.027 0.126 0.058 0.0004.6667 0.027 0.128 0.058 0.0004.7444 0.027 0.130 0.059 0.0004.8222 0.027 0.132 0.059 0.0004.9000 0.027 0.135 0.060 0.0004.9778 0.027 0.137 0.060 0.0005.0556 0.027 0.139 0.061 0.0005.1333 0.027 0.141 0.061 0.0005.2111 0.027 0.143 0.061 0.0005.2889 0.027 0.145 0.062 0.0005.3667 0.027 0.147 0.062 0.0005.4444 0.027 0.150 0.063 0.0005.5222 0.027 0.152 0.063 0.0005.6000 0.027 0.154 0.064 0.0005.6778 0.027 0.156 0.064 0.0005.7556 0.027 0.158 0.065 0.0005.8333 0.027 0.160 0.065 0.0005.9111 0.027 0.162 0.066 0.0005.9889 0.027 0.165 0.066 0.0006.0667 0.027 0.167 0.249 0.0006.1444 0.027 0.169 0.639 0.0006.2222 0.027 0.171 1.113 0.0006.3000 0.027 0.173 1.577 0.0006.3778 0.027 0.175 1.947 0.0006.4556 0.027 0.177 2.183 0.0006.5333 0.027 0.180 2.369 0.0006.6111 0.027 0.182 2.532 0.0006.6889 0.027 0.184 2.684 0.0006.7667 0.027 0.186 2.828 0.0006.8444 0.027 0.188 2.965 0.0006.9222 0.027 0.190 3.096 0.0007.0000 0.027 0.192 3.221 0.0007.0778 0.027 0.195 3.342 0.0007.1556 0.000 0.000 3.458 0.000

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Flow Splitter 4Bottom Length: 10.00 ft.Bottom Length: 10.00 ft.Depth: 10 ft.Side slope 1: 0 To 1Side slope 2: 0 To 1Side slope 3: 0 To 1Side slope 4: 0 To 1Control Structure Splitter Hydraulic Table


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5.222 0.002 0.012 12.12 3.260 5.333 0.002 0.012 12.25 3.295 5.444 0.002 0.012 12.38 3.329 5.555 0.002 0.012 12.51 3.363 5.666 0.002 0.013 12.63 3.396 5.777 0.002 0.013 12.75 3.430 5.888 0.002 0.013 12.88 3.462 6.000 0.002 0.013 13.00 3.495 6.111 0.002 0.014 13.12 3.527 6.222 0.002 0.014 13.23 3.559 6.333 0.002 0.014 13.35 3.591 6.444 0.002 0.014 13.47 3.622 6.555 0.002 0.015 13.58 3.653 6.666 0.002 0.015 13.70 3.684 6.777 0.002 0.015 13.81 3.715 6.888 0.002 0.015 13.93 3.745 7.000 0.002 0.016 14.04 3.775 7.111 0.002 0.016 14.15 3.805 7.222 0.002 0.016 14.26 3.834 7.333 0.002 0.016 14.37 3.864 7.444 0.002 0.017 14.48 3.893 7.555 0.002 0.017 14.58 3.922 7.666 0.002 0.017 14.69 3.951 7.777 0.002 0.017 14.80 3.979 7.888 0.002 0.018 14.90 4.008 8.000 0.002 0.018 15.01 4.036 8.111 0.002 0.018 15.11 4.064 8.222 0.002 0.018 15.21 4.091 8.333 0.002 0.019 15.32 4.119 8.444 0.002 0.019 15.42 4.146 8.555 0.002 0.019 15.52 4.173 8.666 0.002 0.019 15.62 4.200 8.777 0.002 0.020 15.72 4.227 8.888 0.002 0.020 15.82 4.254 9.000 0.002 0.020 15.92 4.280 9.111 0.002 0.020 16.02 4.307 9.222 0.002 0.021 16.11 4.333 9.333 0.002 0.021 16.21 4.359 9.444 0.002 0.021 16.31 4.385 9.555 0.002 0.021 16.40 4.411 9.666 0.002 0.022 16.50 4.436 9.777 0.002 0.022 16.59 4.462 9.888 0.002 0.022 16.69 4.487 10.00 0.002 0.023 16.78 4.512 10.11 0.002 0.023 16.87 4.537

Discharge StructureRiser Height: 0 ft.Riser Diameter: 8 in.Orifice 1 Diameter: 12 in. Elevation:0 ft.Element Flows To:Outlet 1 Outlet 2Buffer 4 RFHL - Vault (for costing)

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Analysis ResultsPOC 1

+ Predeveloped x Mitigated

Predeveloped Landuse Totals for POC #1Total Pervious Area: 5.122Total Impervious Area: 0.283

Mitigated Landuse Totals for POC #1Total Pervious Area: 5.913Total Impervious Area: 2.928

Flow Frequency Method: Log Pearson Type III 17B

Flow Frequency Return Periods for Predeveloped. POC #1Return Period Flow(cfs)2 year 0.1159785 year 0.26557710 year 0.40191125 year 0.61654150 year 0.806726100 year 1.022283

Flow Frequency Return Periods for Mitigated. POC #1Return Period Flow(cfs)2 year 0.2038865 year 0.31645510 year 0.37752525 year 0.43963150 year 0.476523100 year 0.506847

Annual PeaksAnnual Peaks for Predeveloped and Mitigated. POC #1Year Predeveloped Mitigated1949 0.045 0.2611950 0.535 0.4121951 0.426 0.3071952 0.092 0.1471953 0.054 0.1091954 0.164 0.1961955 0.278 0.2801956 0.273 0.2551957 0.088 0.2631958 0.133 0.139

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1959 0.155 0.1691960 0.276 0.2431961 0.257 0.2311962 0.021 0.0691963 0.124 0.2041964 0.175 0.1821965 0.152 0.2921966 0.054 0.1771967 0.508 0.4291968 0.077 0.1881969 0.105 0.2381970 0.059 0.2201971 0.116 0.1641972 0.453 0.3441973 0.106 0.1521974 0.153 0.1471975 0.236 0.2571976 0.196 0.1831977 0.010 0.0441978 0.049 0.1091979 0.031 0.1141980 0.061 0.0851981 0.057 0.1791982 0.236 0.3881983 0.106 0.1401984 0.130 0.1981985 0.029 0.1131986 0.049 0.1991987 0.171 0.2051988 0.024 0.0441989 0.037 0.0681990 0.056 0.3031991 0.506 0.3901992 0.051 0.1451993 0.027 0.0901994 0.018 0.0261995 0.097 0.1881996 0.446 0.3361997 0.363 0.2991998 0.172 0.1441999 0.288 0.3442000 0.135 0.2282001 0.010 0.0282002 0.088 0.1762003 0.109 0.2032004 0.103 0.2492005 0.043 0.2152006 0.280 0.2592007 0.981 0.6542008 0.349 0.4722009 0.302 0.320

Ranked Annual PeaksRanked Annual Peaks for Predeveloped and Mitigated. POC #1Rank Predeveloped Mitigated1 0.9810 0.65402 0.5345 0.47233 0.5082 0.4286

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4 0.5059 0.41235 0.4535 0.39016 0.4458 0.38797 0.4258 0.34448 0.3634 0.34389 0.3493 0.336410 0.3021 0.320411 0.2882 0.307012 0.2796 0.303113 0.2777 0.299414 0.2759 0.291515 0.2726 0.279616 0.2575 0.262517 0.2361 0.261318 0.2359 0.259219 0.1959 0.257120 0.1753 0.254621 0.1719 0.249422 0.1705 0.243223 0.1636 0.237724 0.1551 0.231125 0.1533 0.228026 0.1517 0.219727 0.1355 0.215528 0.1327 0.205229 0.1296 0.204130 0.1241 0.202631 0.1162 0.199332 0.1089 0.197733 0.1064 0.196434 0.1063 0.188435 0.1053 0.188236 0.1025 0.182937 0.0970 0.181938 0.0917 0.178939 0.0880 0.177140 0.0877 0.175841 0.0766 0.169242 0.0606 0.164043 0.0589 0.151844 0.0570 0.147345 0.0560 0.146946 0.0543 0.144647 0.0537 0.143548 0.0515 0.139849 0.0493 0.139350 0.0491 0.113551 0.0455 0.113352 0.0427 0.108853 0.0373 0.108554 0.0307 0.090155 0.0289 0.084956 0.0273 0.069357 0.0242 0.067958 0.0215 0.044359 0.0182 0.043760 0.0104 0.028361 0.0101 0.0261

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Duration Flows

Flow(cfs) Predev Mit Percentage Pass/Fail0.0580 8547 6036 70 Pass0.0656 5439 4740 87 Pass0.0731 3469 3811 109 Fail0.0807 2851 3159 110 Fail0.0882 2216 2588 116 Fail0.0958 1600 2220 138 Fail0.1034 1259 1876 149 Fail0.1109 1105 1621 146 Fail0.1185 962 1436 149 Fail0.1261 853 1203 141 Fail0.1336 760 1024 134 Fail0.1412 679 885 130 Fail0.1487 611 773 126 Fail0.1563 542 668 123 Fail0.1639 494 581 117 Fail0.1714 440 502 114 Fail0.1790 384 437 113 Fail0.1866 347 372 107 Pass0.1941 312 321 102 Pass0.2017 288 293 101 Pass0.2092 259 250 96 Pass0.2168 237 213 89 Pass0.2244 206 175 84 Pass0.2319 193 157 81 Pass0.2395 168 135 80 Pass0.2471 159 115 72 Pass0.2546 139 99 71 Pass0.2622 130 86 66 Pass0.2698 118 75 63 Pass0.2773 105 68 64 Pass0.2849 97 65 67 Pass0.2924 87 54 62 Pass0.3000 80 46 57 Pass0.3076 72 40 55 Pass0.3151 66 30 45 Pass0.3227 59 28 47 Pass0.3303 54 24 44 Pass0.3378 46 23 50 Pass0.3454 39 19 48 Pass0.3529 36 19 52 Pass0.3605 33 17 51 Pass0.3681 27 14 51 Pass0.3756 25 13 52 Pass0.3832 24 13 54 Pass0.3908 22 11 50 Pass0.3983 21 9 42 Pass0.4059 19 8 42 Pass0.4135 17 7 41 Pass0.4210 16 7 43 Pass0.4286 13 7 53 Pass0.4361 11 6 54 Pass0.4437 11 5 45 Pass0.4513 10 5 50 Pass0.4588 8 4 50 Pass

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0.4664 8 4 50 Pass0.4740 7 2 28 Pass0.4815 6 1 16 Pass0.4891 6 1 16 Pass0.4966 6 1 16 Pass0.5042 6 1 16 Pass0.5118 4 1 25 Pass0.5193 4 1 25 Pass0.5269 4 1 25 Pass0.5345 4 1 25 Pass0.5420 3 1 33 Pass0.5496 3 1 33 Pass0.5571 3 1 33 Pass0.5647 3 1 33 Pass0.5723 3 1 33 Pass0.5798 3 1 33 Pass0.5874 3 1 33 Pass0.5950 2 1 50 Pass0.6025 2 1 50 Pass0.6101 2 1 50 Pass0.6177 2 1 50 Pass0.6252 2 1 50 Pass0.6328 2 1 50 Pass0.6403 2 1 50 Pass0.6479 2 1 50 Pass0.6555 2 0 0 Pass0.6630 2 0 0 Pass0.6706 2 0 0 Pass0.6782 2 0 0 Pass0.6857 2 0 0 Pass0.6933 1 0 0 Pas

table of contents · 2020. 5. 14. · 13,674 sf. 0 sf. 111,663 sf. 53,262 sf. 13,958 sf...

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