NEWMARKET INFLOW AND INFILTRATION REDUCTION PROJECT: MARIANNEVILLE DEVELOPMENTS LIMITED - PROJECT DESCRIPTION

This project involved the operation of smoke testing of over 100km of sanitary pipe, dye testing of over 6,500 features, and flow monitoring in the Town of Newmarket, with a focus of the identification of priority areas for sanitary sewer evaluation surveys and inflow and infiltration (I/I) source identification and remediation. This project focuses on the removal of I/I peak flow and volume from the Town and the Region’s sanitary sewer system.I/I reductions have been achieved through remediation works to public I&I sources, including sanitary pipe infiltration fixes and maintenance hole remediation, and through a high number of private-property I&I source disconnections, including downspouts, sump pumps, driveway drains, commercial roof drains, etc.