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NORTHERN AVENUE BRIDGE

February 4, 2015

AGENDA

1. Welcome & Introductions

2. Participation Guidelines

3. Schedule of Meetings

- January 29th Kick-off meeting

- February 4th Review options- February 11

th Development of selection criteria

- February 18

th

Shortlist of preferred options- February 25th Shortlist a movable and fixed option

4. New Bridge Options

5. Discussions

6. Next Steps Action Items; Meeting Date

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February 4, 2015

Northern Avenue Bridge Options

February 4, 2015

1.Rehabilitate to a raised, three barrel fixed bridge - $ 70 ++ million

o Bridge has 3 barrelso Need to justify the transportation need to receive federal fundso US Coast Guard has to approve the raised/fixed concept independent public

outreach process

2.New 60 fixed bridge - $ 60 +/- million

o Carries vehicular, bicycle and pedestrian traffico Two 10 sidewalks + 40 roadwayo Raised to allow navigational traffic; fixed bridgeo Same width of existing bridgeo Includescost of demolition of existing bridge ($15 million)

2A. New 40 fixed bridge - $ 45+/- million

o Carries vehicular, bicycle and pedestrian traffico Two 10 sidewalks + 20 roadwayo Raised to allow navigational traffic; fixed bridgeo Includescost of demolition of existing bridge ($15 million)

3.Rehabilitated and Movable Lite Bridge $ 25- $ 30 +/- million

o Middle barrel of bridge to carry pedestrian traffic and designed to carry multi-modal traffic

o Bridge decks in outside barrels of the swing span removed to lessen the bridgeweight

o Pedestrian gathering places in outside barrels of the fixed sectiono Bridge opensto navigational traffic

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February 4, 2015

3A. Rehabilitated and Movable Lite Bridge with sidewalks$ 26-$ 31 +/- million

o Middle barrel (20) is multi-purpose use, designed to carry multi-modal (buses,taxis, cars, bicycles, shuttle buses, trolleys, etc.) traffic.

o

Middle barrel has cantilevered 10 sidewalkso Bridge decks in outside barrels of the swing span removed to lessen the bridgeweight

o Pedestrian gathering places in outside barrels of the fixed sectiono Bridge opensto navigational traffic

4.Demolition/Removal of bridge - $15 +/- million

o Necessary option if bridge has deteriorated to be a safety hazard to navigational

traffic

5.Rehabilitate to a movable one-barrel bridge - $35 +/- million

o Single 20 rehabilitated barrel with cantilevered 10 sidewalkso Designed to carry vehicular traffico Bridge opensto navigational traffic

6.Rehabilitate to a raised, one barrel fixed bridge - $ 45 +/- million

o Single 20 rehabilitated barrel with cantilevered 10 sidewalkso Designed to carry vehicular traffic

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Northern Avenue BridgeOptions

2/4/15

Option 1: Rehabilitated to a raised, fixed bridge - $70 +/+ million

Option 2: New 60 fixed bridge - $60 +/- million

7/25/2019 NAB - 2-4-15 - Agenda & Handouts (1)

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Northern Avenue BridgeOptions

2/4/15

Option 2A: New 40 fixed bridge - $45 +/- million

Option 3: Rehabilitated and movable Lite bridge - $25-$30 +/- million

7/25/2019 NAB - 2-4-15 - Agenda & Handouts (1)

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Northern Avenue BridgeOptions

2/4/15

Option 3A: Rehabilitated and Movable Lite Bridge with sidewalks-$ 26-$ 31 +/- million

Option 4: - Demolition/Removal of Bridge - $15 +/- million

7/25/2019 NAB - 2-4-15 - Agenda & Handouts (1)

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Northern Avenue BridgeOptions

2/4/15

Option 5: - Rehabili tate to a movable one-barrel bridge - $35+/- million

Option 6: Rehabilitate to a raised, one barrel fixed bridge - $ 45 +/- million

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Northern Avenue Bridge

Participants

Abutters Direct

US Courthouse

Barking Crab

James Hook & Co.

USCG

Abutters Neighborhood/District

Seaport TMA

Fort Point Neighborhood Association

Interest/Advocacy Groups

Boston Preservation Alliance

WalkBoston

Livable Streets

Boston Cyclists Union

Friends of the Fort Point Channel

Friends of the Northern Avenue Bridge

Boston Harbor Association

A Better City

City Agencies (Non-Voting)

Mayors Office of Neighborhood Services (MONS)

Public Works Department (PWD)

Office of Budget Management (OBM)

Boston Transportation Department (BTD)

Boston Redevelopment Authority (BRA)

Boston Bikes