Commencing at a point on the boundary line of the city of Pittsburgh, and running by way of Castle Shannon and Library to a point on the dividing line between Allegheny and Washington counties, thence by way of Finleyville to Monongahela City at West Main Street, thence from Monongahela City to Charleroi, thence over route one hundred and eighteen to Belle Vernon, thence by way of Fayette City, Starjunction, and Vanderbilt to Connellsville, thence over route one hundred and seventeen into Uniontown, Fayette County and by spur from Monongahela along the river through Donora, thence, westward to connect with the main route two hundred forty-seven.
36 P.S. § 1219