Search results
Results from the WOW.Com Content Network
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 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 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.
Pennsylvania Route 5: Lakes-to-Sea Highway; Pennsylvania Route 6: Old Monument Trail (after 1924) Pennsylvania Route 7: Roosevelt Highway; Pennsylvania Route 8: William Flinn Highway (after 1924) Pennsylvania Route 9: Yellowstone Trail, Chicago-Buffalo Highway; Pennsylvania Route 10: Buffalo-Pittsburgh Highway (1927)
System information; Notes: All routes are assigned State Route (SR X) numbers, usually corresponding to the signed numbers. U.S. Routes are generally state-maintained. Highway names; US Highways: U.S. Route X (US X) Special Routes:
This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
A map of the Strategic Highway Network, one component of the NHS Map of average freight truck traffic on the NHS in 2015. According to the Federal Highway Administration, the 160,000-mile (260,000 km) National Highway System includes roads important to the United States' economy, defense, and mobility, from one or more of the following road networks (specific routes may be part of more than ...
United States Numbered Highways are the components of a national system of highways administered by the American Association of State Highway and Transportation Officials (AASHTO), a nonprofit, nonpartisan association, [3] and the various state departments of transportation.
In 1925, the Joint Board on Interstate Highways, recommended by the American Association of State Highway Officials (AASHO), worked to form a national numbering system to rationalize the roads. After several meetings, a final report was approved by the U.S. Department of Agriculture in November 1925.