Traveler Information Map

Work Zones

Major Projects

Construction Road Report

A listing of anticipated construction for the upcoming week in the greater St. Louis area. Updated Wednesdays.

This week's report

St. Louis Construction by Area

View Construction Projects by area in the St. Louis region.

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Microfilm Requests

Fill out the linked form to requests copies of available microfilm for state maintained roadways.

Request plans

Planned events on state roadways

Information on planning events on state-maintained roadways (interstates and state numbered or lettered routes)

Planned events

General St. Louis Transportation Information

This page hosts information regarding St. Louis area transportation such as the St. Louis area Mobility scorecard,  information about highway features, and contacting the district.

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Frequently Asked Questions

Find answers to common transportation questions in the St. Louis area.

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Latest News

MoDOT to close southbound Interstate 55 exit to Route A nightly starting Monday, June 16

06/13/2025

JEFFERSON COUNTY- Crews will close the exit from southbound Interstate 55 to Route A from 9:00 p.m. to 5:00 a.m. beginning Monday, June 16.

The southbound I-55 exit to Route A will be closed nighty Monday through Friday. These nightly closures are...
MoDOT to close westbound/eastbound Interstate 70 exit/entrance ramps between Route 79 and Route K

06/13/2025

ST. CHARLES COUNTY – The Missouri Department of Transportation will close the entrance and exit ramps along westbound and eastbound Interstate 70 between Route 79 and Route K for pavement work starting Monday, June 16 through Thursday, June 19. All...

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St. Louis Careers

Build your career at MoDOT!

Our mission is to provide a world-class transportation system that is safe, innovative, reliable and dedicated to a prosperous Missouri.

Take a look at current openings in the St. Louis District.

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About the District

Lane Miles

5,850

Bridges

1,153

District Engineer: Tom Blair