Pennsylvania Route 28 (PA 28) is a major state highway which runs for 98 miles (158 km) from Anderson Street in Pittsburgh to U.S. Route 219 (US 219) in Brockway in Pennsylvania. From Pittsburgh to Kittanning it is a 44.5-mile-long (71.6 km) limited access expressway named the Alexander H. Lindsay Memorial Highway or the Allegheny Valley Expressway.