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 northbound Interstate 270 exit ramp to westbound Route 370 Oct. 13-17

10/10/2025

ST. LOUIS COUNTY – The Missouri Department of Transportation will close the northbound Interstate 270 exit ramp to westbound Route 370 for one week for pavement repairs. All work is weather permitting.

The exit ramp will be closed around the clock...
MoDOT to close WB I-44 under I-270 next weekend for bridge repair

10/10/2025

ST. LOUIS – Drivers who use westbound Interstate 44 under Interstate 270 will need to find alternate routes next weekend, as crews will close all westbound lanes of the interstate, as well as the ramp from northbound I-270 to westbound I-44 for...

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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 serving customers for 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