![<span class="mw-page-title-main">Pennsylvania Turnpike</span> East–west toll highway](https://upload.wikimedia.org/wikipedia/commons/thumb/1/19/Pennsylvania_Turnpike_logo.svg/320px-Pennsylvania_Turnpike_logo.svg.png)
The Pennsylvania Turnpike is a toll highway that is operated by the Pennsylvania Turnpike Commission (PTC) in the Commonwealth of Pennsylvania in the United States. A controlled-access highway, it runs for 360 miles (580 km) across the state, connecting Pittsburgh in Western Pennsylvania with Philadelphia in eastern Pennsylvania. It passes through four tunnels as it crosses the Appalachian Mountains in central Pennsylvania.
![<span class="mw-page-title-main">Downtown Pittsburgh</span> Neighborhood in Allegheny County, Pennsylvania, United States](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Downtown_Pittsburgh_seen_from_Mt._Washington.jpg/320px-Downtown_Pittsburgh_seen_from_Mt._Washington.jpg)
Downtown Pittsburgh, colloquially referred to as the Golden Triangle, and officially the Central Business District, is the urban downtown center of Pittsburgh, Pennsylvania, United States. It is located at the confluence of the Allegheny River and the Monongahela River whose joining forms the Ohio River. The triangle is bounded by the two rivers.
![<span class="mw-page-title-main">Three Sisters (Pittsburgh)</span> Bridge in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/HAER_PBG_6thStreet_361497cv.jpg/320px-HAER_PBG_6thStreet_361497cv.jpg)
The Three Sisters are three similar self-anchored suspension bridges spanning the Allegheny River in downtown Pittsburgh, Pennsylvania at 6th, 7th, and 9th streets, generally running north/south. The bridges have been given formal names to honor important Pittsburgh residents:
![<span class="mw-page-title-main">Roberto Clemente Bridge</span> Bridge in Pittsburgh, Pennsylvania, United States](https://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Pittsburgh_Pirates_Game_254.jpg/320px-Pittsburgh_Pirates_Game_254.jpg)
The Roberto Clemente Bridge, also known as the Sixth Street Bridge, spans the Allegheny River in downtown Pittsburgh, Pennsylvania, United States.
![<span class="mw-page-title-main">Smithfield Street Bridge</span> Bridge over the Monongahela River in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Smithfield_Bridge_%289378991793%29.jpg/320px-Smithfield_Bridge_%289378991793%29.jpg)
The Smithfield Street Bridge is a lenticular truss bridge crossing the Monongahela River in Pittsburgh, Pennsylvania, USA.
![<span class="mw-page-title-main">North Shore (Pittsburgh)</span> Neighborhood of Pittsburgh in Allegheny County, Pennsylvania, United States](https://upload.wikimedia.org/wikipedia/commons/thumb/4/41/Pittsburgh%2C_Pennsylvania.jpg/320px-Pittsburgh%2C_Pennsylvania.jpg)
North Shore is a neighborhood in Pittsburgh's North Side. Its zip code is 15212.
![<span class="mw-page-title-main">Coraopolis Bridge</span> Bridge in Coraopolis, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/2/22/Coraopolis-NevilleIslandBridge.jpg/320px-Coraopolis-NevilleIslandBridge.jpg)
The Coraopolis Bridge is a girder bridge over the back channel of the Ohio River connecting Grand Avenue on Neville Island to Ferree Street in Coraopolis, Pennsylvania. It opened in 1995 to replace a structure of historic significance. The original Pratt/Bowstring/Pennsylvania through truss spans, designed by Theodore Cooper, were formerly the (third) Sixth Street Bridge, spanning the Allegheny River, in downtown Pittsburgh, and were built in 1892 by the Union Bridge Company. They were floated downstream by the Foundation Company in 1927 rather than being demolished when the bridge was removed to enable construction of the present (fourth) Three Sisters (Pittsburgh) Sixth Street Self-anchored suspension bridge. However, by the late 1980s, the old bridge could no longer support traffic volumes and was replaced by a newer structure.
![<span class="mw-page-title-main">Liberty Bridge (Pittsburgh)</span> Bridge in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/4/40/Liberty_Bridge.jpg/320px-Liberty_Bridge.jpg)
The Liberty Bridge, which was completed in 1928, connects downtown Pittsburgh, Pennsylvania, to the Liberty Tunnels and the South Hills neighborhoods beyond. It crosses the Monongahela River and intersects Interstate 579 at its northern terminus.
![<span class="mw-page-title-main">Veterans Bridge (Pittsburgh)</span> Bridge in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Veterans_Bridge_%28Pittsburgh%29.jpg/320px-Veterans_Bridge_%28Pittsburgh%29.jpg)
The Veterans Bridge is a steel and welded girder bridge that carries Interstate 579 over the Allegheny River in Pittsburgh, Pennsylvania. Completed in 1988 it cost $420 million. It opened on November 11, 1988 complete with 107th National Guard howitzers firing ceremoniously from the deck, as the last link in I-579. The bridge, 1,050 feet (320 m) in length, has a main span of 410 feet (120 m) and is 51 feet (16 m) above the water. The roadway atop the structure is seven lanes wide, with six lanes dedicated to northbound and southbound traffic and one lane designed for reversible High Occupancy Vehicle (HOV-2) movements.
![<span class="mw-page-title-main">South Tenth Street Bridge</span> Bridge in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Pittsburgh_Tenth_Street_Bridge_from_Bluff_downsteam.JPG/320px-Pittsburgh_Tenth_Street_Bridge_from_Bluff_downsteam.JPG)
The South Tenth Street Bridge, most often called the Tenth Street Bridge, but officially dubbed the Philip Murray Bridge, is a suspension bridge that spans the Monongahela River in Downtown Pittsburgh, Pennsylvania.
![<span class="mw-page-title-main">West End Bridge</span> Bridge in Pittsburgh, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/3/35/West_End_Bridge_From_West_End_Overlook.jpg/320px-West_End_Bridge_From_West_End_Overlook.jpg)
The West End Bridge is a steel tied-arch bridge over the Ohio River in Pittsburgh, Pennsylvania, approximately 1 mile (1.6 km) below the confluence of the Allegheny and Monongahela Rivers. It connects the West End to the Chateau neighborhood on the North Side of Pittsburgh.
![<span class="mw-page-title-main">Andy Warhol Bridge</span> Bridge over the Allegheny River in Pittsburgh](https://upload.wikimedia.org/wikipedia/commons/thumb/b/ba/HAER_PBG_7thStreet_361498pv.jpg/320px-HAER_PBG_7thStreet_361498pv.jpg)
Andy Warhol Bridge, also known as the Seventh Street Bridge, spans the Allegheny River in Downtown Pittsburgh. It is the only bridge in the United States named for a visual artist. It was opened at a cost of $1.5 million on June 17, 1926, in a ceremony attended by 2,000.
![<span class="mw-page-title-main">Allegheny Riverfront Park</span>](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b0/Pittsburgh_alleghenyriverpark.jpg/320px-Pittsburgh_alleghenyriverpark.jpg)
Allegheny Riverfront Park is a municipal park that runs along the south bank of the Allegheny River in Downtown Pittsburgh.
![<span class="mw-page-title-main">Wabash Tunnel</span> Tunnel in Pittsburgh, Pennsylvania, U.S.](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Wabash_Tunnel_-_Pittsburgh%2C_Pennsylvania_%284191403184%29.jpg/320px-Wabash_Tunnel_-_Pittsburgh%2C_Pennsylvania_%284191403184%29.jpg)
The Wabash Tunnel is a former railway tunnel and presently an automobile tunnel through Mt. Washington in the city of Pittsburgh, Pennsylvania, United States. Constructed early in the 20th century by railroad magnate George J. Gould for the Wabash Railroad, it was closed to trains and cars between 1946 and 2004.
![<span class="mw-page-title-main">Penn Avenue</span>](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e8/Penn_Avenue_in_the_Penn-Liberty_Historic_District.jpg/320px-Penn_Avenue_in_the_Penn-Liberty_Historic_District.jpg)
Penn Avenue is a major arterial street in Pittsburgh and Wilkinsburg, in Pennsylvania. Its western terminus lies at Gateway Center in downtown Pittsburgh. For its westernmost ten blocks it serves as the core of the Cultural District with such attractions as Heinz Hall, the Benedum Center and the Byham Theater as well as the David L. Lawrence Convention Center and the Heinz History Center bordering it. Exiting downtown it is the major route through the city's Strip District, Lawrenceville, Bloomfield, Garfield and East Liberty neighborhoods. Its eastern portion exits the city at Wilkinsburg where it continues to exist as Penn Avenue with a numbering system that begins anew using small numbers as it approaches Interstate 376 the "Parkway East". Penn Avenue is about 8.7 miles (14.0 km) long.
![<span class="mw-page-title-main">Fleming Park Bridge</span> Bridge in Pennsylvania and Stowe Township, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/2/2b/FlemingParkBridgeNevilleIsland.jpg/320px-FlemingParkBridgeNevilleIsland.jpg)
The Fleming Park Bridge is a through truss bridge which spans the back channel of the Ohio River, between Neville Island and Stowe Township, PA. Although the Ohio River's back channel is only 590 feet wide, roughly 660 feet of this newer bridge was erected over water due to the unique 65 degree angle of the structure's trajectory.
![<span class="mw-page-title-main">Jonathon Hulton Bridge</span> Bridge in Oakmont, Pennsylvania](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Jonathon_Hulton_Bridge.jpg/320px-Jonathon_Hulton_Bridge.jpg)
The Jonathon Hulton Bridge, built in 1908, was the first major bridge designed by Allegheny County, Pennsylvania. Spanning the Allegheny River, it connected the eastern Pittsburgh suburbs of Oakmont and Harmarville, Pennsylvania.
![<span class="mw-page-title-main">Herr's Island Railroad Bridge</span> Bridge in Pittsburgh, United States](https://upload.wikimedia.org/wikipedia/commons/thumb/a/af/Herrs_Island_RR_Bridge_jeh.jpg/320px-Herrs_Island_RR_Bridge_jeh.jpg)
The Herr's Island Railroad Bridge, also known as the West Penn Railroad Bridge, is a truss bridge across the Allegheny River in the United States between the Pittsburgh neighborhoods of Troy Hill and Herrs Island.
![<span class="mw-page-title-main">Senator Robert D. Fleming Bridge</span> Bridge in Pittsburgh and Sharpsburg](https://upload.wikimedia.org/wikipedia/commons/thumb/2/29/Senator_Robert_D._Fleming_Bridge.jpg/320px-Senator_Robert_D._Fleming_Bridge.jpg)
The Senator Robert D. Fleming Bridge, commonly known as the 62nd Street Bridge, is a truss bridge that carries Pennsylvania Route 8 across the Allegheny River between the Pittsburgh neighborhoods of Morningside and Lawrenceville and Sharpsburg, Pennsylvania.
Vernon R. Covell was an American engineer. He was chief engineer of the Allegheny County Public Works Department.