Soil Excavations and Removal

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Tri-Phase was retained to remediate a 100,000 square foot plant that had been heavily contaminated with PCBs. The scope included excavation and disposal of over 30,000 tonnes of PCB contaminated soil/sludge.

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Construction of an Interceptor Pond

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The work included the decommissioning of the old oil interceptor pond and construction of a new one. Hydrocarbon and PCB contaminated groundwater was controlled and treated on site.

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Interceptor Pond: Decommissioning

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A major component of this job was the decommissioning of the existing groundwater recovery and treatment plant and design/build of the new treatment plant with a capacity of 500,000 liters of water per day.

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Demolition of Shopping Center

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Tri-Phase was retained to demolish a shopping center that was over 225,000 sq ft. While doing so we were able to recycle around 95% of all the demolished material and sent it away to either be melted down or reused in a ground-up state such as back fill.

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Groundwater Remediation

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On-site groundwater treatment where Tri-Phase was brought in to separate the pollution from the groundwater. One of the harder challenges was not to disrupt the surrounding landscape and habitat.

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About Tri-Phase

Tri-Phase Group (TPG) is a privately owned Canadian firm, offering a wide range of professional environmental, construction and restoration contracting services to private, public and crown corporations across the country. Since our inception in 1997, we have completed over 10,000 projects. Over the years, we have built a reputation for providing quality and professional services, with safe and cost-effective solutions that meet our clients’ needs....Read More


Our clients, employees and business partners are the foundation of our success. We strive for continuous improvements in business through building lasting relationships rooted in providing exceptional services based on safety, quality, and cost effective solutions. We conduct business in an ethical and an environmentally responsible manner, inherit in our core values and promoted through personal and professional growth.

Contact Us

Tri-Phase Group

446 Hazelhurst Road

Mississauga, ON, Canada L5J 2Z7


Tel: 905.823.7965

Toll Free: 1.866.584.5564

Fax: 905.823.7932

Email:   Estimating | Sales | Operations

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