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RepairUndergroundStructuralThe Heartland Corridor Clearance Improvement Project: Vaughan, Roderfield, Laurel, and Gordon Tunnels

2009 Outstanding Underground Project

As part of a 3-year project, Norfolk Southern Railway, which operates 21,500 mi (34,600 km) of track in 22 eastern states, is expanding 28 tunnels along the Heartland Corridor,