WC129 MarApr2023 - Magazine - Page 20
54 - ANNACIS ISLAND WASTEWATER
TREATMENT PLANT EXPANSION $1.27 BILLION
There are over 20 projects planned as part of the onsite improvements of the Annacis Island Wastewater Treatment Plant. Key
improvement projects include new trickling filters, secondary clarifiers, and a cogeneration facility to make better use of green energy
captured on site. Detailed design of the remaining Phase 2 works is
underway with construction anticipated to commence in 2025.
20
WATER C AN ADA • M ARCH/APRIL 2023
2022 Rank: 55
Location: Delta, B.C.
Owner: Metro Vancouver
Construction Manager: Hatch (outfall project); CDM Smith
(Overall Construction Coordination)
Contractors: JJM Construction and Geopac Inc. (Phase 1 ground
improvement and 12.5 kV power feed relocation); Graham/AECON
Joint Venture (Phase 1 treatment plant process structures and
equipment); North American Construction (blowers contract);
Kenaidan Contracting (computer control system and laboratory
building, cogeneration and backup power); Maple Reinders Inc.
(Phase 2 Gravity Thickeners and Aeration Tanks Retrofit); Bennett
Mechanical Installations (Phase 2 Digester Heat Exchangers
Upgrade); Pomerleau-Bessac General Partnership (outfall
pipeline)
Engineers: Brown and Caldwell, Stantec, EIC Solutions,
Klohn Crippen Berger (stage 5 expansion); CDM Smith, Golder
Associates, McMillen Jacobs, Golder-a WSP company (outfall);
Wood/Black & Veatch (cogeneration backup power); EXP
(geotechnical engineering & monitoring/instrumentation)
Other Key Players AECOM (Stage 5 Phase 1 Design review); WSP,
Wood-a WSP company (materials engineering & testing); Hatch
(tunnel design review and outfall construction management);
Colliers Project Leaders; Jacobs; CDM Smith; Associated
Engineering (project and construction management/staff
augmentation); Envirowest (environmental)
Legal: Norton Rose Fulbright (for Metro Vancouver); McElhaney
Funding: Public
Substantial Completion: (Phase 2 – Early Works) 2024; (Outfall)
2026; (Phase 2 )2027+
WAT E R C A N A D A . N E T
