Pennsylvania Route 173

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Pennsylvania Route 173 (PA 173) is a state highway located in western Pennsylvania, running from PA Route 8 south of Slippery Rock in Butler County, to PA Route 27 north of Cochranton in Crawford County.

Route description

File:2022-06-06 12 01 36 View north along Pennsylvania State Route 173 (Grove City Road) at Pennsylvania State Route 108 (Franklin Street) in Slippery Rock, Butler County, Pennsylvania.jpg

PA 173 northbound past PA 108 in Slippery Rock

PA 173 is designated as part of Washington's Trail between its southern terminus at PA Route 8 and Slippery Rock.

From the village of Stone House at PA Route 8, PA 173 heads north-northeast in Butler County about to the borough of Slippery Rock, home to Slippery Rock University. Near the north end of town, the route intersects with PA 108 at the southern terminus of PA Route 258. Routes 108 and 173 overlap, traveling northeasterly for , where the concurrency ends and PA 173 turns northward. About later, the route crosses the county line.

After entering Mercer County, PA 173 continues northerly almost to the borough of Grove City, the site of Wendall August Forge and Grove City College. The route intersects with PA Route 58, and the two overlap northeastward . This concurrency ends at the intersection of PA Route 208, where Routes 173 and 208 concurrency northward – for about , the northbound and southbound lanes run on parallel one-way streets through the downtown area. About later, the concurrency ends, PA 173 continues north, and leaves the borough. The route interchanges with I-80 about later, and then intersects with PA Route 965 about after that at the village of Perrine's Corners.

PA 173 enters the borough of Sandy Lake later, where it forms a brief concurrency with US 62; the concurrency ends at the eastern terminus of PA Route 358. PA 173 leaves the borough, and just over later, intersects with Georgetown Rd., which is the former alignment of PA Route 285 in the borough of New Lebanon. The route passes through the village of Milledgeville north, and then crosses the county line just over after that.

A little more than after entering Crawford County, PA 173 turns northeasterly as it intersects with the eastern terminus of PA Route 285, and then enters the borough of Cochranton shortly thereafter. In Cochranton, the route intersects with the former alignment of US 322, and then later, after leaving the borough, it intersects with the current alignment of US 322. Not quite later, the route passes through the village of Kasters Corners, and then runs another before its northern terminus at PA Route 27.

History

In 1926, the segment from Stone House to Slippery Rock was designated as PA 8. In 1941, the entire alignment was designated as PA 78 before receiving the current number in 1961.

See also

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External links

• Pennsylvania Highways: PA 173