30 new piers were built; 10 were widened and remodeled. Three of the new piers were sunk in the west channel using the caisson process. The renovations cost more than $2 million. The new bridge opened for traffic on January 6, 1910. Passenger service east of Baltimore ended on April 26, 1958. By 1960, the entire Philadelphia line including the Susquehanna Bridge was single-tracked. Ownership of the bridge later passed to the Chessie System and CSX along with other B&O assets. Present status , CSX runs about 24 trains daily on the Philadelphia Subdivision, including intermodal, autorack, and general merchandise freights. See also List of bridges documented by the Historic American Engineering Record in Maryland Notes References External links Baltimore and Ohio Railroad bridges Bridges completed in 1886 Bridges completed in 1910 Bridges over the Susquehanna River CSX Transportation bridges Buildings and structures in Havre de Grace, Maryland Railroad bridges in Maryland Historic American Engineering Record in Maryland Bridges in Harford County, Maryland Bridges in Cecil County, Maryland Steel bridges in the United States Pratt truss bridges in the United States 1910 establishments in Maryland