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Poplar Street Bridge

City Arch River

Consultant Presentation 

December 16, 2011

Room 160, St. Louis District Office 

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MRB Phase 1

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MRB Phase 1

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PSB Interchange Scope

Remove EB I-70 Ramp

Remove and Replace PSB ramp to Memorial/WB I-70 ramp

Remove and Replace SB I-55 Ramp with New Dual Lane

Ramp

Remove and Replace NB I-55 Ramp with New Dual LaneRamp

Convert I-70 Depressed Lanes from 4-Lane to 5-Lane

Section

 Add Auxiliary Lane Between PSB and New I-70 Exit Ramp

to Washington Avenue

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2011 Improvements to PSB

d

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2011 Proposed PSBInterchange Improvements

20 d S

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2011 Proposed PSBInterchange Improvements

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I-70 Typical Section in Depressed Area

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City Arch River 2015

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Land Bridge Over I-70 

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City Arch RiverLand Bridge Scope

Improvements to I-70, Memorial Drive, and City Streets

Remove and Replace Walnut Street Bridge

Remove Market, Chestnut, and Pine Street Bridges Construct Land Bridge over I-70 Between Market & Chestnut

Remove NB Memorial Drive between Walnut and existing

WB I-70 ramp Remove SB Memorial Drive between Chestnut and Market

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Land Bridge Over I-70

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City Arch River I-70 Ramps and 3rd Street /MLK Bridge Intersection

Modifications Remove EB I-70 exit ramp to Memorial Drive and Replace

with new EB I-70 entrance ramp from Washington Ave.

Remove WB I-70 entrance ramp from Memorial Drive and

Replace with a new WB I-70 exit ramp to Washington Ave.

Geometric revision to the 3rd Street / MLK Bridge

Intersection.

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I-70 Ramps to/from Washington Avenue

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3rd Street / MLK IntersectionImprovements

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Schedule for CAR 

Proposals Due - 1/13/12

Interview Selection- 1/20/12

Interviews- 2/1/12

Final Selection- 2/3/12

Negotiations Done- 3/2/12

Notice to Proceed- 3/9/12

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Schedule for PSB

Proposals Due - 1/27/12

Interview Selection- 2/7/12

Interviews- 2/17/12

Final Selection- 2/21/12

Negotiations Done- 3/22/12

Notice to Proceed- 3/27/12

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Schedule for Ramps & MLK 

Proposals Due - 2/17/12

Interview Selection- 2/24/12

Interviews- 3/2/12

Final Selection- 3/5/12

Negotiations Done- 4/4/12

Notice to Proceed- 4/11/12

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 AJR and NEPA Process

Combined AJR for PSB / CAR Projects Separate NEPA documents

 AJR Submittal to FHWA by end of December

NEPA for PSB Interchange requires Re-Evaluation of NMRB EIS

NEPA for City Arch River requires EA 

 Approved AJR and Signed NEPA Documents by May 2012 Some Risk in Moving Forward

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Contingencies

CAR  –  Funding from TIGER Grant

PSB- Approval on TIP

 ALL 3  – Approval of NEPA and AJR 

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 Diversity

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DBE & Workforce

PSB  –  20% DBE

CAR (Land Bridge)  –  20% DBE

Ramps & MLK  –  20% DBE

Monthly Workforce Plan

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Baseline Survey

Control Points to be provided by

City Arch River to insure

consistency on all projects.

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newriverbridge.org

http://www.newriverbridge.org/

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