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Interstate 35 North Clinton County FUTURE WORK ZONE

CONCRETE OVERLAY
Future work zone begins 0.583 mile(s) before Ramp IS35N TO MO116 North
Future work zone ends 0.866 mile(s) after Ramp US69 TO IS35N North
Schedule from to
DISTRICT IMPACTED
Northwest
COUNTY IMPACTED
Clinton
ROUTE IMPACTED
Interstate 35 North

Interstate 35 South Clinton County FUTURE WORK ZONE

CONCRETE OVERLAY
Future work zone begins 0.81 mile(s) before Ramp IS35S TO US69 South
Future work zone ends 0.591 mile(s) after Ramp MO116 TO IS35S South
Schedule from to
DISTRICT IMPACTED
Northwest
COUNTY IMPACTED
Clinton
ROUTE IMPACTED
Interstate 35 South

Ramp IS35S TO US69 South Clinton County FUTURE WORK ZONE

CONCRETE OVERLAY
Future work zone begins Interstate 35 South
Future work zone ends U.S. Route 69 South
Schedule from to
DISTRICT IMPACTED
Northwest
COUNTY IMPACTED
Clinton
ROUTE IMPACTED
Ramp IS35S TO US69 South

Ramp US69 TO IS35S South Clinton County FUTURE WORK ZONE

CONCRETE OVERLAY
Future work zone begins U.S. Route 69 South
Future work zone ends Interstate 35 South
Schedule from to
DISTRICT IMPACTED
Northwest
COUNTY IMPACTED
Clinton
ROUTE IMPACTED
Ramp US69 TO IS35S South

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...

In Person

The meeting will focus on a three-mile section of I-270 in north St. Louis County, with projects that were not included in either the I-270 North Project or the Chain of Rocks Bridge rebuild.  Planned improvements include the rehabilitation or replacement of several bridges, the expansion of lanes on I-270, resurfacing, and signal and ADA (Americans with Disabilities Act) improvements at the Lilac and Bellefontaine interchanges.

Counties Impacted
St. Louis
Route Impacted
270
MEETING DATE
03/25/2026
MEETING TIME
4 - 6 p.m.