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U.S. Route 63 Interchange Improvements over U.S. Route 36 in Macon County

The Missouri Department of Transportation (MoDOT), working with its consultant EFK Moen, LLC, is preparing for an interchange and intersection safety improvement project in Macon County. This project will improve mobility and capacity at the U.S...

Districts Impacted
Northeast
Counties Impacted
Macon
Route Impacted
63
In Progress

Unified Certification Program

Effective Oct. 4, 2004, the Missouri Department of Transportation entered into a Memorandum of Understanding with partnering DBE certifying agencies in the State of Missouri, including the City of St. Louis/Lambert Airport Authority, Bi-State Development/M...

MoDOT closes lanes on I-270 near Ladue this week, next week

03/17/2026

ST. LOUIS – Drivers who use Interstate I-270 near Ladue Road should be aware that crews will close and shift several lanes overnight this week and next week.

Weather permitting, crews will close up to two additional northbound lanes on I-270 near...

Frequently Asked Questions

 What is the main purpose of the project?The main purpose of the project is to upgrade the sidewalks and ADA along the corridor, which runs from east of Lindbergh to I-170.  In addition, the signal at Page Industrial Blvd. will be completely repl...

Route D Sidewalk/ADA Improvements in St. Louis County

This project will make improvements to the existing pedestrian facilities and sidewalks along 2.5 miles of Route D (Page Ave.) between Oak Ave. (just east of US-67) and Innerbelt Business Center Dr. (just west of I-170) in St. Louis County.  In...

Districts Impacted
St. Louis
Counties Impacted
St. Louis
Route Impacted
D
Planning Phase