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  2. List of tunnels in Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/List_of_tunnels_in_Pittsburgh

    Pennsylvania Canal Tunnel: Pennsylvania Canal (Western Division) 40°26'29.0"N, 79°59'40.9"W: Sometimes confused with the Pittsburgh and Steubenville Extension Railroad tunnel, which is nearby Pittsburgh and Castle Shannon Tunnel: Pittsburgh and Castle Shannon Railroad: Mount Washington: 40°25'41.20"N, 80°0'18.61"W: Also known as Mount ...

  3. List of bridges on the National Register of Historic Places ...

    en.wikipedia.org/wiki/List_of_bridges_on_the...

    Pennsylvania (petit) truss Highway Bridges Owned by the Commonwealth of Pennsylvania, Department of Transportation TR Bridge in Lynn Township: 1880 Removed March 21, 2003: Steinsville: Lehigh: Bowstring arch: Bridge in New Garden Township: 1871 June 22, 1988 Removed March 23, 2010: Landenberg

  4. List of tunnels in Pennsylvania - Wikipedia

    en.wikipedia.org/.../List_of_tunnels_in_Pennsylvania

    Turn Hole Tunnel, Jim Thorpe, Central Railroad of New Jersey (at the Glen Onoko access, abandoned but popular with Lehigh Gorge State Park guests) [41] [42] Closed to all access by the Pennsylvania Department of Conservation and Natural Resources, the owners of the tunnel, in 2023 because of rocks falling from the ceiling.

  5. Panhandle Bridge - Wikipedia

    en.wikipedia.org/wiki/Panhandle_Bridge

    The bridge's function was to carry Panhandle Route passenger, mail and express trains from Pennsylvania Station in Pittsburgh, with a tunnel in between the station and the bridge. Pennsy Panhandle freight trains utilized the Ohio Connecting Bridge slightly downstream on the Ohio River , or went the long way around the West Virginia Panhandle ...

  6. Pennsylvania Railroad District - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania_Railroad_District

    This 5.15-mile (8.29 km) section had the most bridges and tunnels per mile to carry the Pennsylvania Railroad right-of-way. The bridges were built between 1886 and 1902, and are multiple semi-circular arch bridges built of stone ashlar. An original tunnel was built in 1850, and is a 1,151-foot (351 m) long brick arched tunnel.

  7. Pennsylvania Turnpike Commission - Wikipedia

    en.wikipedia.org/wiki/Pennsylvania_Turnpike...

    The Pennsylvania Turnpike ... tunnels, and bridges shall become a part of the system of State Highways and shall be maintained by the Department of Highways free of ...

  8. Squirrel Hill Tunnel - Wikipedia

    en.wikipedia.org/wiki/Squirrel_Hill_Tunnel

    The Squirrel Hill Tunnel is a tunnel in Pittsburgh, Pennsylvania, United States. It serves as an eastern gateway to the city for I-376 and was completed in 1953 after 8 years of construction and at a cost of US$18 million. At the time of opening it was the single largest investment by the Pennsylvania Department of Transportation. It is 4,225 ...

  9. Pittsburgh & Steubenville Extension Railroad Tunnel - Wikipedia

    en.wikipedia.org/wiki/Pittsburgh_&_Steubenville...

    This new tunnel had a height of 19.5 feet (5.9 m), lower than the main tunnel. The southern end was again extended around 1900 to add a sidewalk to the road. This 19 feet (5.8 m) extension lowered the height of the tunnel to the current 18.5 feet (5.6 m). [1]