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PA 126. → PA 127. Interstate 70 ( I-70) is an Interstate Highway that is located in the Commonwealth of Pennsylvania in the United States. It runs east to west across the southwest part of Pennsylvania and serves the southern fringe of the Pittsburgh metropolitan area. [2]
Interstate 70 ( I-70) is a major east–west Interstate Highway in the United States that runs from I-15 near Cove Fort, Utah, to I-695 and Maryland Route 570 (MD 570) in Woodlawn, just outside Baltimore, Maryland. I-70 approximately traces the path of U.S. Route 40 (US 40; the old National Road) east of the Rocky Mountains.
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).
Over 25 years later, when Interstate 70 was built through Pennsylvania, it was co-signed with the Pennsylvania Turnpike for 86 miles, between Breezewood and New Stanton. The I-70 section of the Turnpike included tunnels under the eastern continental divide of the Allegheny Mountains and Laurel Hill, crossing some of Pennsylvania's most rugged ...
Allegheny Mountain Tunnel. The Allegheny Mountain Tunnel is a vehicular tunnel carrying the Pennsylvania Turnpike through the Allegheny Mountains. At this point, the Turnpike carries Interstates 70 and 76. When the tunnel was built, it was considered an "engineering marvel." [1] The tunnel was built in 1939 and is used by 11 million vehicles ...
PA. → PA 44. The Mon–Fayette Expressway is a partially-completed controlled-access toll road that is planned to eventually link Interstate 68 near Morgantown, West Virginia with Interstate 376 near Monroeville, Pennsylvania. The ultimate goal of the highway is to provide a high speed north–south connection between Morgantown and the ...
MD 570. → MD 575. Interstate 70 ( I-70) is a part of the Interstate Highway System that runs from Cove Fort, Utah, to Woodlawn just outside of Baltimore, Maryland. In Maryland, the Interstate Highway runs 91.85 miles (147.82 km) from the Pennsylvania state line in Hancock east to the Interstate's eastern terminus at its junction with I-695.
Abandoned Pennsylvania Turnpike. The Abandoned Pennsylvania Turnpike is the common name of a 13-mile (21 km) stretch of the Pennsylvania Turnpike that was bypassed in 1968 when a modern stretch opened to ease traffic congestion in the tunnels. In this case, the Sideling Hill Tunnel and Rays Hill Tunnel were bypassed, as was one of the Turnpike ...