Skanska posted a video "Elizabeth River Tunnels: Tunnel element towing down the Chesapeake Bay" on YOUTUBE

Elizabeth River Tunnels: Tunnel element towing down the Chesapeake BayAs part of this $2.1 billion public-private partnership project, 11 16000-ton hollow concrete tunnel elements are being towed 220 miles down the Chesapeake Bay, from the casting facility in...From: SkanskaUSAViews: 2970 ratingsTime: 00:48More in Science & Technology