Roads of the Mid-South & West > Highways of the Commonwealth of Pennsylvania > Pennsylvania State Route 51 > Pennsylvania State Route 51, Allegheny County

Pennsylvania State Route 51
Allegheny County

Pennsylvania State Route 51 north-south highway. It runs through Central Allegheny County. For the most part it runs along the Ohio and Monongahela Rivers.

PA St Rt 51 passes through the following towns in Allegheny County.
Jefferson Hills
Lebanon
Pittsburgh
McKees Rocks
Coraopolis

PA St Rt 51 is multi-plexed in Allegheny County.
TRUCK U.S. Rt. 19, at Pittsburg.

U.S. Rt. 19, at Pittsburg.

PA St Rt 51 intersects the following highways in Allegheny County.
Pennsylvania State Route 136, near Milesville.
Pennsylvania State Route 48, near Elizabeth.
Pennsylvania State Route 837, near West Elizabeth.
Pennsylvania Turnpike State Route 43, near near Jefferson Hills.
Pennsylvania State Route 88, at Pittsburgh.
TRUCK U.S. Rt. 19, at Pittsburgh.
Interstate 279, at Pittsburgh.
U.S. Rt. 19, at Pittsburgh.
U.S. Rt. 22, at Pittsburgh.
TRUCK U.S. Rt. 19, at Pittsburgh.
Pennsylvania State Route 60, at Pittsburgh.
U.S. Rt. 19, at Pittsburgh.
Pennsylvania State Route 837, at Pittsburgh.
Interstate 79, near Coraopolis.


A guide sign near the Liberty Tunnel.

A set of BGS's at the Liberty Tunnel.

A set of guide signs near the Liberty Tunnel.

NB TRUCK U.S. Rt. 19/PA St Rt 51 west of the Liberty Tunnel.

NB TRUCK U.S. Rt. 19/PA St Rt 51 east of I-376/U.S. Rt. 19-22-30.

A BGS on EB I-376; NB U.S. Rt. 19; EB U.S. Rt. 22/30.

A BGS on EB I-376; EB U.S. Rt. 22/30.

A BGS on NB I-279; EB U.S. Rt. 22/30.

A BGS on EB I-376; U.S. Rt. 22/30.

A guide marker on WB BUSN Loop I-376.

24 October 2019