Western Beaches Tunnel: Sewer Chamber Modifications
The Western Beaches Tunnel project is a major upgrade to Toronto’s waterfront stormwater collection and treatment system. The 3 km tunnel connects a series of retention chambers and shafts along Lake Shore Boulevard West, improving stormwater management before discharge into Lake Ontario. ASCO’s scope included upgrades to process equipment, electrical systems, instrumentation and controls, as […]
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Schomberg Water Pollution Control Plant
ASCO constructed the new Schomberg Water Pollution Control Plant to replace existing lagoon and sand filter systems, delivering a facility with a rated capacity of 2,055 m³/day. The project included: Key process systems included UV disinfection, chemical feed systems, sludge thickening, and standby power generation. Additional scope included inlet works such as diversion lagoons, screening […]
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Leslie Street Sewage Pumping Station
ASCO completed this $22.8M upgrade to the Leslie Street Sewage Pumping Station in Markham, increasing its capacity from 3,800 L/s to 7,500 L/s as part of a critical expansion of the York-Durham sewage network. The project included major mechanical, electrical, process, and energy system upgrades, along with full building improvements targeting LEED certification. Key components […]
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Hawkesbury WPCP Upgrade
ASCO successfully delivered this $5.7M expansion of the Hawkesbury Water Pollution Control Plant. Construction began in December 2004 and continued through winter conditions, reaching completion in March 2006. The project included the construction of new equalization tanks, a sewage bypass diversion chamber and sewer, a new pump room, and a new disinfection building. In addition, […]
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Hawkesbury Waste Water Treatment Plant
ASCO delivered the $29.6M upgrade to the Hawkesbury Wastewater Treatment Plant, with construction running from 2011 through February 2014, including winter conditions. The project involved a comprehensive upgrade and expansion of the existing facility, including: Additional work included mechanical, electrical, structural, and architectural scopes, as well as site servicing and infrastructure upgrades. ASCO also completed […]
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Harmony Creek Sewage Pumping Station
Located at the existing Harmony Creek Water Pollution Control Plant in Oshawa, this $11,550,000 project involved the construction of a new sewage pumping station with an initial capacity of 171 million litres per day, expandable to 331 million litres per day. The facility transfers sewage flows through a 6.2 km underground conveyance system to the […]
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