 The road becomes two lanes and runs through the commercial downtown of Bridgeville, becoming a part of the Orange Belt of the Allegheny County belt system at the Station Street intersection, before passing under the Wheeling and Lake Erie Railway.PA 50 passes more homes and businesses, with the Orange Belt turning west at Prestley Road, prior to crossing the Chartiers Creek into Collier Township and heading northeast past several commercial establishments on four-lane divided Washington Pike.The route becomes a four-lane undivided road and runs past more businesses with some homes, passing through Kirwan Heights and coming to a ramp that provides access to I-79 to the west.