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 Canal, Bridge 15 impact from a ship. The swing bridge sitting right in the middle of the channel was severe hazard. Anecdotes from some sailors who travelled through this bridge indicate that there was a bell located on the bridge which would ring whenever a ship made contact. This would warn the crew to check for damage. After the opening of the St. Lawrence Seaway in 1959, large ocean-going vessels were frequent visitors to the Welland Canal. Many of these ships are far better suited to the open ocean than to the narrow confines of the canal. The hazard created by this bridge,