Welland Canal Bridge 11 Welland Canal Bridge 11 Bridge 11, also known as the Allanburg Bridge, is a vertical-lift bridge over the Welland Canal within the City of Thorold and community of Allanburg, Ontario, Canada. The location was used for the groundbreaking ceremony for the canal. It was constructed and completed in 1930. The bridge carries Hwy 20 connecting Niagara Falls to Fonthill. The bridge has a main span. It was designed by Harrington, Howard & Ash, the predecessor of HNTB. It was rehabilitated in 2001 and is a through-truss vertical-lift bridge with clearance for shipping. On August 11, 2001, the bridge was struck
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