sentences:  It met the West Philadelphia Elevated at Arsenal, crossed the Schuylkill River on the Arsenal Bridge, intersected with the Washington Avenue Branch, Girard Point Branch, Swanson Street Branch (twice), and Washington Avenue Branch again in South Philadelphia, and became the Delaware Avenue Branch at Dock Street.The line from Arsenal to Greenwich Yard on the Delaware River is now part of CSX Transportation's Harrisburg Subdivision.From Greenwich Yard north to Dock Street, the line is owned by the Philadelphia Belt Line Railroad and used by both CSX and the Norfolk Southern Railway under Conrail trackage rights.