I-70 Bridge Repair Work to Close Lanes Overnight at Howard-Baltimore County Line

Weeklong repair project will require overnight lane closures on westbound I-70 bridge over Patapsco River

Published on Feb. 27, 2026

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The Maryland State Highway Administration announced that a weeklong bridge joint repair project on the westbound lanes of Interstate 70 at the Howard-Baltimore County line will result in overnight lane closures starting Sunday, February 27th. The two right lanes will be closed from 9 PM to 5 AM each night until the work is completed on March 6th, weather permitting.

Why it matters

The overnight lane closures on I-70 could cause significant traffic delays for drivers in the region, especially those commuting between Howard and Baltimore counties. The SHA is recommending that drivers consider using U.S. Route 40 as an alternate route during the overnight repair work.

The details

The repair work will be focused on the bridge carrying westbound I-70 over the Patapsco River and CSX Railroad tracks at the county line. The SHA says the two right lanes will be closed from 9 PM to 5 AM each night starting on Sunday, February 27th and continuing until the project is completed on March 6th, weather permitting.

  • The lane closures will begin at 9 PM on Sunday, February 27, 2026.
  • The lane closures will end at 5 AM each morning, from February 27th through March 6th, 2026.
  • The repair project is expected to be completed by March 6, 2026, weather permitting.

The players

Maryland State Highway Administration

The state agency responsible for maintaining and repairing Maryland's highway infrastructure.

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What’s next

Drivers should plan ahead and consider using U.S. Route 40 as an alternate route to avoid delays during the overnight lane closures on I-70.

The takeaway

This bridge repair project on I-70 highlights the ongoing maintenance needs of Maryland's aging highway infrastructure and the impact that such work can have on commuters and travelers in the region.