MoDOT - Missouri Department of Transportation

08/04/2026 | Press release | Distributed by Public on 08/04/2026 10:15

MoDOT to close southbound I-55 exit to US 67 nightly for pavement repair in Jefferson County

JEFFERSON COUNTY- Drivers should be aware of nightly closures in south Jefferson County on Wednesday, August 5; Thursday, August 6; and Friday, August 7. Crews will be removing and replacing sections of pavement on the exit ramp from southbound I-55 to US 67. All work is weather-dependent.

Crews will close the southbound I-55 exit to US 67 nightly at 9:00 p.m. and reopen by 5 a.m.

Drivers are encouraged to exit southbound Interstate 55 at Route A, turn left, and travel on Route A to US 61/67.

Alternatively, drivers may use Exit 174 to reach US 67. All detours will be signed.

For additional information about current and upcoming detours and project status, please visit the I-55 Corridor Improvement project website at: Interstate 55 Corridor Upgrades in Jefferson | Missouri Department of Transportation (modot.org).

For up-to-date traffic and travel info, motorists can check MoDOT's Traveler Information Map at http://traveler.modot.org/map/.

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MoDOT - Missouri Department of Transportation published this content on August 04, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on August 04, 2026 at 16:15 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]