10/30/2026 | Press release | Distributed by Public on 10/30/2026 15:56
JEFFERSON COUNTY - Starting at 6:00 p.m. on Monday, November 2, crews will open the new Route CC bridge allowing Route CC traffic to cross over US 67.
Concurrently, crews will close the southbound US 67 exit to Route CC to finish construction of the new exit ramp and outer road. This closure is expected to remain in place through Friday, November 20. All work is weather dependent.
During the closure, travelers on Route CC will continue to have access to the entrance ramp to southbound US 67. Entrance and exit ramps connecting Route CC to northbound US 67 will remain open.
Southbound US 67 traffic will be detoured to MO 110 to access Route CC.
Upon completion of this phase, the US 67/Route CC interchange will be fully open to traffic.
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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