12K views · 141 reactions | We recently had the honor of sharing our Tuscarora Tunnel rehabilitation project at the International Bridge Conference, where attendees got to explore a scaled-down model of the PA Turnpike’s second-longest tunnel. Thanks to countless internal teams and external partners, we were proud to showcase the collaborative effort that made the Tuscarora Tunnel the safe, modern, and technologically advanced structure it is today. | Pennsylvania Turnpike | Facebook

Has it been awhile since you’ve traveled through the eastbound Tuscarora Tunnel? It hardly looks like it’s been part of the Turnpike since opening day in 1940. A complete facelift of the tube is nearly complete, and crews are getting to work refurbishing the westbound tunnel now. | Pennsylvania Turnpike

9.9K views · 626 reactions | Tunnel and mountain in FUJAIRAH to RAS ALKHAIMAH ❤️ https://youtube.com/shorts/7_NkbYNe4WI?feature=share | Sagario Vlog | Facebook

The Pigeon Mountain Tunnel. March 17, 1888 the construction of this 92 mile stretch of the Chattanooga Southern Railway began. The line would run from Chattanooga to Gadsden serving the transportation needs of agricultural cotton and iron ore. It was proposed to extend the lines to Columbus, GA to connect with independent lines giving a route to Florida and coast points. It became apparent that there was not enough freight via passengers or cotton, and the iron ore could not be economically mine