By John Shumway

KDKA AM’s Larry and John were talking about the Squirrel Hill Tunnels and how PennDOT is able to raise the roof of the tunnel- while trying to figure out how, they found a neat website that gives history and construction info on the tunnel and other bridges and tunnels in the Pittsburgh region.

http://pghbridges.com/pittsburghE/0591-4475/squirrelhill_tun.htm 

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