Bonnybrook Wastewater Treatment Plant D Expansion

Rank 2023

85

Image Credit: Graham

Industry Sector: Water

Project Type: Water Wastewater

Project Value: $630 million

Funding Source: Public

Municipal Funding: $630 million

Province: Alberta

City / Region: Calgary

Estimated End Date of Substantial Completion: 2026

Bonnybrook Wastewater Treatment Plant is the largest of three wastewater treatment plants serving Calgary and area. Originally built in the 1930’s, Bonnybrook is undergoing its most substantial upgrade to date. With an Investment of more than $1-billon dollars over the span of 10 years, it is expected that Bonnybrook will see its total treatment capacity increase to nearly 1.4 million citizens when completed in 2026.

At Plant D, the greatest number of projects were completed and commissioned including the installation of two new primary clarifiers and six additional secondary clarifiers. This project also entailed the construction of three secondary treatment bioreactors and retrofits and upgrades to existing solids handling digesters, and the UV disinfection facility. Lastly, as part of this Plant D upgrade, a new bio-gas handling storage facility was completed and commissioned.

Project Owner: City of Calgary

Engineer: Stantec; Jacobs; AECOM; Wood-a WSP company (environmental)

Project/Construction Manager: Graham Construction

P3 Team Members/Project Team: Balzers Canada Inc. (Mechanical Contractor); The Vector Group (Electrical Contractor); InCom Electric Corp (Electrical Contractor); Standard General Inc. (Underground); Whissell Contracting Ltd. (Underground); KLS Earthworks & Environmental

Other Key Players: : Hanscomb (owner’s design stage cost consultant); Aon (owner advisor and construction insurance broker); WPC Water Solutions; AGAT Labs; Englobe; EXP; McElhanney

Legal: Blake, Cassels & Graydon (advisor for the City of Calgary)

2022 Rank: 80

2021 Rank: 76

2020 Rank: 77

2019 Rank: 76

2018 Rank: 78

2017 Rank: 76

2016 Rank: 79

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