St. Louis District

Construction I-44 Meramec River

Meramec River Bridges

Construction begins on the I-44 Meramec River Bridge project just west of I-270

Study St. Charles County Missouri Route N Wentzville Lake St. Louis

Route N (St. Charles County) Study

MoDOT, along with FHWA, is conducting a National Environmental Policy Act (NEPA) Study on Route N from west of South Point Prairie Road east to the I-64/Route 364 interchange.

Road conditions Weather Flooding Real-time Congestion

Roadway conditions

Get your real-time roadway conditions around St. Louis at Gateway Guide

I-44 construction in St. Louis City

MoDOT is replacing or renovating several bridges in St. Louis City along I-44. See more about those projects, or others along I-44 here.

Latest News

  • St. Louis Work Zones for June 18-July 24

    07/17/2019

    ST. LOUIS – Drivers who use Route 67 from Alton, Illinois into Missouri should be relieved to know that the southbound lanes are now open.

    The southbound Route 67 lanes closed from the Clark Bridge in Alton, Ill. on May 2 due to flooding. All lanes...

  • MoDOT to close Vandeventer under I-44 overnight next week

    07/10/2019

    ST. LOUISAs part of continuing construction work on six bridges in St. Louis City, crews will close Vandeventer under I-44 three nights next week.

    The closures are to set girders for the new westbound I-44 bridge over Vandeventer. Weather...

  • St. Louis Work Zones for July 11-17

    07/10/2019

    ST. LOUISDrivers who use Vandeventer in the city should be aware of delayed construction on the Vandeventer bridge. Work that was scheduled for earlier in the week was rescheduled for tonight, July 10; Thursday, July 11 and Friday, July 12 between...

Other construction projects

Riverview resurfacing project

See the latest information on the Riverview (Route H) resurfacing project.

Route 109 over Route 100

A current project widening a bridge and making roadway improvements at  Route 109 over Route 100  in Wildwood.

Safety Design Build project

Construction continues to improve safety at 31 locations in the greater St. Louis region

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Multimedia area

Photos & video

    

MoDOT Flickr
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Concrete for the Meramec River Bridge foundations

Meramec Bridge

      

Photos on Flickr
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Sliding the Poplar Street Bridge 9 feet downstream

Moving the PSB

     

Video on YouTube
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Construction on Route 109 near Wildwood

Work on Route 109

      

Photos on Flickr