A Tunnel for Two States

This week we are taking you to Virginia and looking at The Big Walker and East River Mountain Tunnels, which burrow through the Appalachian Mountains and cross the border between two states. This impressive project completed 50 years ago, and was the most expensive construction job that West Virginia Department of Highways and Virginia Department...

Om Podcasten

From the team behind the Engineering Matters podcast and in partnership with the British Tunnelling Society come The Tunnelling Podcast, digging deep into the issue affecting those men and women shaping our underground space.