"christening" of the tunnels in which the Governor led a caravan of antique cars through. The tunnel cost $17 million (equivalent to $ in ). On Thursday, May 31, 2007, a bomb threat shut down the Fort Pitt Tunnel along with the Liberty and Squirrel Hill tunnels, causing a major traffic jam. The tunnel provided AM reception in 1960, but due to design repairs it was discontinued until 1986. It was improved to cover the entire tunnel with strong reception in March 1997. Since August 1987, the tunnels have provided cellular phone reception. With the help of Carnegie Mellon University graduate students, the tunnel has provided FM reception since July 2005 as well as having its AM signals upgraded at that time. In 2015, the original flat ceiling was removed due to its poor condition. The tunnel was used as a filming location for the 2012 film The Perks of Being a Wallflower. Dimensions and specifications in length wide vertical clearance Serves nearly 107,000 vehicles per day. There are 1,788 light fixtures with 3,576 bulbs. There are of tiled surface to wash. Notes References External links Travel Channel video Video of the tunnel – Southern portal – Northern portal Tunnels in Pittsburgh U.S. Route 22 U.S. Route 30 Tunnels completed in 1960 U.S. Route 19 Road tunnels in Pennsylvania