Pennsylvania Route 999

Pennsylvania Route 999 marker
Pennsylvania Route 999
Map
Route information
Maintained by PennDOT
Length9.445 mi[1] (15.200 km)
Existed1928–present
Major junctions
West end PA 441 in Washington Boro
Major intersections PA 741 in Millersville
East end PA 462 in Lancaster
Location
CountryUnited States
StatePennsylvania
CountiesLancaster
Highway system
PA 998 US 1

Pennsylvania Route 999 (PA 999) is a 9.44-mile-long (15.19 km), east–west state highway located in western Lancaster County, Pennsylvania. The western terminus is at PA 441, which has its southern terminus at this intersection, in Washington Boro. The eastern terminus is at PA 462 in Lancaster. PA 999 heads east from Washington Boro to rural areas to Millersville. Upon reaching Millersville, the route heads into developed areas and turns northeast, crossing PA 741. PA 999 continues northeast to its eastern terminus. The route is a two-lane undivided road its entire length. Between Millersville and Lancaster, the route follows a 19th-century private turnpike that runs along the Manor Road that was created in 1742. PA 999 was designated in 1928 between Millersville and U.S. Route 30 (US 30)/PA 1 (now PA 462) in Lancaster. The route was extended west to its current terminus at PA 441 in the 1950s.

  1. ^ Bureau of Maintenance and Operations (January 2015). Roadway Management System Straight Line Diagrams (Report) (2015 ed.). Pennsylvania Department of Transportation. Retrieved June 30, 2015.