Welland Canal and crossings are numbered from north to south. The following illustration depicts the profile of the Welland Canal. The horizontal axis is the length of the canal. The vertical axis is the elevation of the canal segments above mean sea level. If assigned by the St. Lawrence Seaway Authority. The original bridges across the fourth canal were numbered in order. Numbering was not changed as bridges were removed. Welland Canal The Welland Canal is a ship canal in Ontario, Canada, connecting Lake Ontario and Lake Erie. It forms a key section of the St. Lawrence Seaway. Traversing the Niagara Peninsula
Welland stations, under Via Rail control. Prior to the Welland Canal relocation in the early 1970s, there were two bridges crossing the old canal. The busiest was a swing bridge located between the Lincoln and Broadway bridges (the CASO line). This bridge was a relic of an earlier canal, and although it does not swing any longer, it remains in railway use. Once or twice per week, a local Trillium Rwy way freight crosses this bridge to access Vesuvius Industries on the west side of the old canal located on Trillium Rwy's West Welland Spur. The second crossing was as vertical