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Project Description
Construction work on the Lafayette Street interchange project has begun in Jefferson City. This project is a large two-year project encompassing multiple improvements along U.S. Route 50 near Lafayette Street, including:

• A new interchange at U.S. Route 50 and Lafayette Street
• The addition of a lane in each direction on Route 50 (Whitton Expressway) from Monroe Street to Lafayette Street and from Lafayette to Clark Avenue.
• The replacement of three bridges along the corridor: the Chestnut Street bridge over Route 50, the Jackson Street bridge over Route 50 and the Route 50 bridge over Lafayette Street.
• Two new bridges will be built as part of the ramps on the new Route 50 interchange.
• Reconstruction of pavement on Lafayette Street from Elm Street to East Handley Way.
• The Clark Avenue bridge over Route 50 will be rehabilitated. Pavement north and south of the bridge to the ramp intersections will also be reconstructed.

Project Information
Contractor: Emery Sapp and Sons, Inc.
Contract Cost: Estimated $20 million
MoDOT Project Administration: Jefferson City Project Office 
Estimated Completion Date: Fall of 2016

Contract Progress % Complete: 75%

Weekly Project Updates

All work listed below is subject to change
depending on weather conditions

Scheduled Work During the Week of July 18th (please note that all activities and schedules are weather permitting):  Contractors will be working on retaining walls, installing base rock and preparing for paving on Lafayette St. They will also install traffic signal items on Lafayette St. In addition, the contractors are also working on ADA ramps and sidewalk on Marshall St. and will be setting girders, deck panels and tying reinforcing steel at the Jackson St. bridge.

 

Upcoming Traffic Impacts:

  • There will be periodic lane closures of eastbound and westbound U.S. Route 50/63 from 6 a.m. to 7 p.m. in the work zone area Monday thru Friday. There will also be periodic lane closures on 50/63 from Monroe St. to Chestnut St. from 9 a.m. to 3 p.m. Sunday thru Saturday.

Current Traffic Impacts:

  • All Route 50/63 ramps at Lafayette Street remain closed.
  • The westbound Route 50/63 Clark Avenue on ramp is now OPEN.
  • Westbound and eastbound bypasses have been removed. All traffic patterns have returned to normal on eastbound and westbound Route 50/63 at Lafayette Street. NOTE: Workers are still working in the area. Please observe all posted work zone speed limits for your safety and the safety of the workers.
  • Elm Street is permanently closed from Lafayette Street 500 feet east to Cherry Street and also from just east of Marshall Street to Lafayette Street.
  • Pedestrian/Cycling impacts: The east and west sidewalks along Lafayette Street from East Dunklin Street to East Miller Street, and across the Jackson Street Bridge remain closed due to construction. A temporary detour has been laid out on Monroe Street and Chestnut Street Bridge. Pedestrian and bicycle traffic is asked to use this temporary detour below.

Lafayette Proj Sidewalk Map

Lafayette Sidewalk Detour Map (PDF)

 

Email Updates

If you would like to receive detailed weekly email updates on this project, please enter your email address in the field below (email updates set to begin the week of Jan. 12):

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Lafayette Street Interchange Project/
U.S. Route 50 (Whitton Expressway) Roadway Improvements
Community Briefing - Discussion of Whitton Expressway Traffic Management Plan
 
The Missouri Department of Transportation held a community briefing on Thursday, May 29, 2014 to discuss the traffic management plan during improvements to the Lafayette Interchange/Whitton Expressway (Route 50) in Jefferson City.

Here were the materials that were presented at the meeting. They can be downloaded below in a PDF format:

Whitton Expressway Construction Phase Maps (PDF)

Construction Phase One
Construction Phase Two

Construction Phase Three (Revised)

Construction Phase Four
Construction Phase Five

Construction Phase Six

GroundLafayette1219250Notable Project Press Releases

 

 

 

 

 

 
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