MoDOT to Close Northbound US 67 Ramp to I-55 Friday Night in Jefferson County

Drivers should plan for an overnight ramp closure and detour this Friday in Jefferson County.

Published on Feb. 14, 2026

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The Missouri Department of Transportation will close the northbound U.S. Route 67 loop ramp to northbound Interstate 55 in Jefferson County this Friday night from 9 p.m. to 5 a.m. Saturday morning. A marked detour will be in place directing drivers to continue north on US 67 to Route A, then turn west on Route A to access the I-55 northbound entrance ramp.

Why it matters

This closure is part of ongoing infrastructure maintenance and improvement work by MoDOT in the region. Ramp closures can cause delays and disruptions for drivers, so providing advance notice helps them plan their routes accordingly.

The details

During the closure, northbound US 67 traffic needing to access northbound I-55 will be directed to continue north on US 67 to Route A, turn west on Route A, and then use the Route A entrance ramp to access northbound I-55. MoDOT says detours will be clearly marked, and drivers should use caution when traveling through the area.

  • The ramp will be closed from 9 p.m. on Friday, February 13, 2026 to 5 a.m. on Saturday, February 14, 2026.

The players

Missouri Department of Transportation

The state transportation agency responsible for maintaining and improving Missouri's roads and highways.

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The takeaway

This temporary ramp closure is a necessary part of MoDOT's ongoing efforts to maintain and improve the transportation infrastructure in Jefferson County. Drivers should plan ahead, allow extra travel time, and follow the clearly marked detour route to reach their destinations safely.