Project Description
This project involved the upgrade of a waste water lagoon in Port Alberni, BC.
Completed
2021
Owner
City of Port Alberni
Scope
The key components of the work include:
- Demolition of the existing electrical building, existing infrastructure in berms
- Ground improvement and piling works for building and pump station platform support
- Construction of new screen and treatment buildings, including supply and installation of fine screens/compactors, slides gates, stop logs and emergency bypass
- Construction of new berm (including preloading), dividing lagoon in two cells
- Site works and tie-ins to the existing pipes, City lagoon, flowmeter chamber, junction chamber, force mains and new screening building
- Construction of sewage pumping stations
- Supply, fabrication and installation of all process piping, gravity storm & sanitary sewer, precast, water line, and plumbing including valves and appurtenances
- Supply, fabrication and installation of heating and ventilation systemsSupply and installation of electrical, instrumentation and controls systems including new transformer, MCC and genset
- Construction of access roads
- Startup, commissioning and testing
