Welland Canal, Bridge 15 Welland Canal, Bridge 15 The Welland Canal Bridge 15 is a two-track Baltimore truss swing bridge located in the disused section of the Welland Canal within the city of Welland, Ontario. This section of canal is now known as the Welland Recreational Waterway. The bridge formerly carried the main line of the Canada Southern Railway (CASO) over the canal. As a result of the Welland Canal Relocation Project in the early 1970s, the CASO line was rerouted through the Townline Tunnel, bypassing this bridge. One track crossing Bridge 15 remained in service as an interchange line between the Canadian National
Welland and was also used by the Wabash Railway. Later, it became the Cayuga Subdivision of the Canadian National Railway. Lastly, the Niagara, St. Catharines and Toronto Railway provided electric interurban service from Port Colborne, Ontario to Thorold, Ontario via Welland. Passenger service ended in November 1959, but the tracks remained in freight use until 1981 when a trestle over the Welland River became unsafe and the line was removed from service. The relocation of the Welland Canal in the early 1970s caused massive changes in the local railway network. The new route of the canal was previously crossed by five