. . . . . . "SEPTATrenton LineandChestnut Hill West Line,AmtrakNortheast Corridor,NJTAtlantic City Line" . . . "1867" . . . . . . "Amtrak Railroad Bridge" . . . . . . . . . . . . . . "1915" . . "Pennsylvania Railroad Connecting Bridges" . . . "Connecting Railway Bridge" . . "Pennsylvania Railroad, Connecting Railway Bridge" . . . . . . . . . . . . . "31.3944" . "Schuylkill River Bridge" . . . . "Pennsylvania Railroad" . "Pennsylvania Railroad, Connecting Railway Bridge" .