11/27/2018 The Big Picture Walk Bridge Improve Rail & Retain - - PDF document

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Walk Bridge Program

November 28, 2018 A 100‐Year Solution www.walkbridgect.com www.walkbridgect.com

The Big Picture Improve Rail & Infrastructure Dependability Long‐term Resource Preservation Retain Economic Opportunities

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Better Norwalk

Economic Development Educational Exhibits

Interpretive Panels

Signature Bridge

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125,000

Passengers/day

175

trains/day

The Walk Bridge Program

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Fort Point St. Bridge Replacement & Roadway Realignment

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Osborne Avenue Superstructure Replacement

Proposed Development

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East Ave. Bridge Replacement & Roadway Improvements

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Walk Bridge Replacement Project

MNR Cable Relocation

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$1.2 Billion Program

$937M

$234M

Engineering & ROW

Construction

60% 12%

Federal (40%) State

Sandy Grant

28%

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Estimated Construction Cost ($937 Million)

$511 $242 $89

$26

$20

$27

$12 $10

Walk Bridge CP243 Interlocking Danbury Dockyard East Ave. Fort Point Utility Relocation

Retaining Wall

Osborne Ave.

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Bridge Design

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Design Considerations

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North Water Street Area

New Theater Wharf Area

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Multimodal Accommodations

Wharf Area

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TEMPORARY SIGNALS DURING CONSTRUCTION PRELIMINARY DETOUR ROUTES

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Environmental Permitting – What’s Included?

• Stormwater Management
• Contaminated Soil Management
• Air Quality and Dust Control
• Dredging (Dec/Jan)
• Wetland mitigation
• Enlisted Species Habitat Enhancements
• Historic Resource Protection
• Noise & Vibration Controls
• In‐water Controls

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Environmental Restoration Areas

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Environmental Controls & Mitigation

Groundwater Treatment

Contaminated Soil Management

Turbidity Curtains Marine Enclosures

Habitat Enhancements

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Construction

CM/GC Delivery Method

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Program Construction Schedule

2018 2019 2020

Environmental Permitting

2023 2024

Danbury Branch Dockyard Project Construction

Walk Bridge Construction Fort Point St. /Osborne Ave./ East Ave./ E. Norwalk Station Construction CP243 Interlocking Project Construction

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Danbury Branch Dockyard Project

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Construction Activities

Ann Street

Bridge Construction & Intermittent Detours

Through March 2019 Danbury Branch

Open New Track & OCS Pole Installation

Dec/Jan

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CP243 Interlocking Project

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Construction Activities

Drilled Shafts & Signal House Installation Through February 2019 CP243 Track Work Rock & Slope Excavation Through Spring 2019

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Walk Bridge/Fort Pt. – Year 1 (Approx. 12-14mo)

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Walk Bridge/Fort Pt – Year 2 (Approx. 12-14mo)

Start New Fort Point Remove High Towers

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East Ave./Osborne Ave.– Year 2 (Approx. 12-14mo)

Remove & Construct South Halves

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Walk Bridge/Fort Pt – Year 3 (Approx. 12-14mo)

North Tracks Removed South Span Float‐in Open South Tracks

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Walk Bridge/Fort Pt – Year 4 (Approx. 12-14mo)

North Span Float‐in Complete North Half Fort Point

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East Ave./Osborne Ave.– Year 4 (Approx. 12-14mo)

Remove & Construct North Halves

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Walk Bridge/Fort Pt – Final Year

Open North Tracks

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East Ave./Osborne Ave.– Final Year

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Stay Involved

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Facebook.com/WalkBridgeCT @walkbridgect

info@walkbridgect.com

833‐GO2‐WALK

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