The Howard Street Tunnel has been reopened after being out of service since February 2025.

The nearly 130-year-old tunnel extends north from Camden Yards to the Mount Royal Station and is one of two major tunnel projects now complete in Baltimore.

The tunnel is open ahead of schedule, and leaders said it will allow double-stack rail cars to move freely through the tunnel, bringing a big economic boost to the Port of Baltimore and beyond.

Maryland's federal and local leaders celebrated the milestone Friday morning.

"We shut this line down on February 1, and here we are before October 1, running trains through it. It's a great testament to everybody who worked on this project," Joe Hinrichs, the president and CEO of CSX, said. "This is where it all started."

The 1.7-mile-long project ad

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