Welland By-Pass Welland By-Pass The Welland By-pass, completed in 1973, was a massive construction project on the Welland Canal in Ontario, Canada. A new channel long was constructed, providing a shorter, more direct alignment between Port Robinson and Port Colborne and by-passing downtown Welland. The project helped improve navigation along the canal and alleviated problems the presence of a busy ship canal was causing in Welland. Although the city of Welland had originally grown around the canal, by the 1960s the constant interruptions in the flow of the vehicular and rail traffic through the city became bothersome. A single ship would hold
First Welland Canal Wainfleet, and had made significant progress before Deep Cut work was resumed the following April. However, the rains continued. On November 9, 1828, just two weeks' worth of work before completion of the Deep Cut, the banks of the cut near Port Robinson collapsed into the excavated channel, killing an unknown number of workers below. More landslides followed, and it soon became evident that making a cut deep enough as to use the Welland River as the source of canal water would not be possible. An alternate, sufficiently high source of water was necessary. Since the construction of a channel