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Website. www.penndot.gov. The Pennsylvania Department of Transportation ( PennDOT) oversees transportation issues in the Commonwealth of Pennsylvania. The administrator of PennDOT is the Pennsylvania Secretary of Transportation, Michael B. Carroll. PennDOT supports nearly 40,000 miles (64,000 km) of state roads and highways, about 25,000 ...
Since Pennsylvania first introduced numbered traffic routes in 1924, a keystone shape has been used, in reference to Pennsylvania being the "Keystone State". The signs originally said "Penna" (a common abbreviation for Pennsylvania at the time), followed by the route number in block-style numbering in a keystone cutout.
The Pennsylvania State Route System was established by the Sproul Road Bill passed in 1911. The system took control of over 4,000 miles of road. The system of roads continued to grow over the next few decades until continual addition of roads faced greater opposition. On October 1, 1940, the Pennsylvania Turnpike's first section of highway was ...
The Southeastern Pennsylvania Transportation Authority ( SEPTA) is a regional public transportation authority [4] that operates bus, rapid transit, commuter rail, light rail, and electric trolleybus services for nearly four million people in five counties in and around Philadelphia, Pennsylvania. It also manages projects that maintain, replace ...
State. Scenic. Legislative. The list of Interstate Highways in Pennsylvania encompasses 23 Interstate Highways —12 primary routes and 11 auxiliary routes—which exist entirely or partially in the U.S. state of Pennsylvania. In Pennsylvania, most of the Interstate Highways are maintained by the Pennsylvania Department of Transportation (PennDOT).
The Pennsylvania Transportation Institute (PTI), officially known as the Thomas D. Larson Pennsylvania Transportation Institute or Larson Transportation Institute (LTI), was founded in 1968 in Pennsylvania, United States. It is a research unit of Penn State University 's College of Engineering located in a research complex on Penn State's ...
Pennsylvania Route 23. Pennsylvania Route 23 ( PA 23) is an 81.14-mile-long (130.58 km) state highway in southeastern Pennsylvania. The route begins at PA 441 in Marietta and heads east to U.S. Route 1 (US 1) at City Avenue on the border of Lower Merion Township and Philadelphia. PA 23 begins at Marietta in Lancaster County and continues east ...
Pittsburgh Regional Transit ( PRT, formerly Port Authority of Allegheny County) is the second-largest public transit agency in Pennsylvania and the 20th-largest in the United States. [3] The state-funded agency is based in Pittsburgh and is overseen by a CEO and a board of unpaid volunteer directors, some of whom are appointed by the county ...