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New Mississippi River Bridge EWGCOG Presentation January 8, 2007 PowerPoint PPT Presentation


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New Mississippi River Bridge EWGCOG Presentation January 8, 2007. Original MRB Project Components. Relocated I-70 (Including new river bridge, Missouri interchange and new alignment in Illinois) Relocated IL 3 I-64 Connector Tri-Level Interchange Reconstruction

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New Mississippi River Bridge EWGCOG Presentation January 8, 2007

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New mississippi river bridge ewgcog presentation january 8 2007 l.jpg

New Mississippi River Bridge EWGCOG PresentationJanuary 8, 2007


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Original MRB Project Components

Relocated I-70

(Including new river bridge, Missouri interchange and new alignment in Illinois)

Relocated IL 3

I-64 Connector

Tri-Level Interchange Reconstruction

(I-55/64/70 Interchange in

East St. Louis)

Reconstruction of Poplar Street Bridge Approaches


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Re-Evaluated MRB Project Components

Relocated I-70

(Including new river bridge, Missouri interchange and new alignment in Illinois)


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Relocated I-70 Overall Plan


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Illinois/Missouri Cost Breakdown

*Assuming construction starts in Spring 2007 and is completed by 2013


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Illinois/Missouri Cost Breakdown

$910* million Relocated I-70 Project Cost

- $239 million Federal Funds

$671 million shortfall for Relocated 70 Project

IL portion - $361 million

MO portion - $310 million

*Assuming construction starts in Spring 2007 and is completed by 2013


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Affordable Alternative

  • Need an affordable solution

  • One that increases interstate capacity in the downtown area

  • And can be built within the same timeframe as Relocated I-70


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Martin Luther King Bridge Coupler

CONCEPTUAL

Martin Luther King Bridge Coupler Overall View


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Martin Luther King Bridge Coupler (MO Approach)

Martin Luther King Bridge Coupler

MO Approach Details


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Martin Luther King Bridge Coupler

  • Based on a conceptual review and an assumed start date of 2011, the cost estimate is $410 million to $450 million

  • New 4-12’ lane parallel bridge

  • Provide 3-12’ lanes on existing MLK Bridge

  • Direct ramps to existing I-70 in MO

  • Direct ramps to existing I-55/70 near M.L. King Drive in East St. Louis


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Martin Luther King Bridge Coupler - Advantages

  • Could be completed in the same timeframe as Relocated I-70

  • No tolls

  • Removes I-70 from the Poplar Street Bridge

  • Expected to redistribute regional traffic and improve access to downtown St. Louis

  • New 4-lane bridge


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Martin Luther King Bridge Coupler – Funding Sources

$410 to $450 million*Total Cost

$164 millionFederal T-bill (IL)

$ 75 millionFederal T-bill (MO)

$ 50 millionState of Missouri

$121 to $161 millionState of Illinois

*Assuming construction starts in 2011


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Why This Alternative Now?

  • The original Mississippi River Bridge project is a comprehensive, regional improvement. If unaffordable, T-bill funding is in jeopardy .

  • The Martin Luther King Bridge Coupler is an affordable alternative to be considered.


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Next Steps

  • Coordinate support of FHWA, MoDOT, City of St. Louis, E. St. Louis and other local agencies

  • Begin the Environmental Impact Statement process


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Illinois MRB Project Funding

Included in the District 8 portion of the FY 2007-2012 Proposed Highway Improvement Program are the following projects for the MRB project. This funding is a combination of federal and state funds.

*Contingent funding refers to the need for additional federal funds in order to complete these portions of the project.


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Illinois MRB Project Funding

Included in the District 8 portion of the FY 2007-2012 Proposed Highway Improvement Program are the following projects for the MRB project. This funding is a combination of federal and state funds.

*Contingent funding refers to the need for additional federal funds in order to complete these portions of the project.


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Illinois MRB Project Funding

  • District 8 has $924 million out of $10.4 billion of projects listed in IDOT’s FY 2007-2012 Proposed Highway Improvement Program.

  • These projects are funded using a combination of state and federal funds.

  • Revenue streams can be any one or combination of the following items:

    • Illinois motor fuel tax, Illinois motor vehicle registration, Illinois special capital funds and federal discretionary or formula funds.


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Federal MRB Project Funding

  • Listed below is a brief description of each SAFETEA-LU earmark for the MRB Project.

  • SAFETEA-LU Legislation for Illinois:

  • National & Regional Significant funds$150 mil

  • #10 Mississippi River Bridge and related roads

  • Transportation Improvements funds$ 14 mil

  • #145 Construct new Mississippi River Bridge and related roads in the vicinity of East St. Louis

  • SAFETEA-LU Legislation for Missouri:

  • Highway Bridge Program funds$ 50 mil total

    (= 12.5 mil per year for 4 years)

  • (iv) to the State of Missouri for construction of a structure over the Mississippi River to connect the City of St. Louis, Missouri to the State of Illinois

  • Transportation Improvements funds$ 25 mil

  • #211 Mississippi River Bridge St. Louis, Missouri


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QUESTIONS?


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