The regional municipality of Peel is the third-largest water utility in Canada serving a population of approximately 1.38 million people in the cities of Mississauga, Brampton and Caledon, in Ontario.
The region’s water system comprises 4,500 km of water mains ranging in size from 100mm to 2,500mm in diameter.
The majority of these water mains are PVC and relatively new, but there is over 510 km of older metallic piping (from 150mm to 300mm in diameter) remaining.
The majority of issues with leaks and water mains failures are found within these older metallic mains.
Repairs programme
Peel currently uses the State of Good Repair programme to plan its water mains renewal.
Based on industry standard lifecycle assessment, the existing metallic mains have approximately 10 to 15 years of expected service life remaining and the region has been replacing 15 to 20 km of metallic water mains a year over the last five years.
“The current programme plan is to replace all remaining metallic water mains within the next 20 years, so identifying and prioritising replacement of the pipes in the worst condition is...
Pumps: out with the old
