The city of London, Ontario, is situated at the confluence of the Thames and North Thames rivers just above Lake Erie. The city draws 25% of its water from the lake, and maintaining the transmission system is a critical task.
London is Canada’s 11th largest metropolitan area, with a population of more than 380,000 residents. The city continues to grow and develop, which has led to many transportation projects along the Elgin pipeline corridor, the large-diameter water main network that brings Lake Erie water to the city.With the network’s significance to the city’s water supply, as well as the number of





















