Amtrak's incorporators selected the Broadway Limited as the new company's sole New York–Chicago route. Amtrak's Broadway Limited had a Washington, D.C. section east of Harrisburg that used the Port Road Branch. In the 1970s, the Broadway Limited experienced chronic lateness due to poor track conditions in the Midwest. The route changed in 1979 when PC successor Conrail abandoned trackage west of Youngstown, Ohio. These changes included:
