Port Mann Main Water Supply Tunnel
![Aerial South 5](https://www.mcnallycorp.com/wp-content/uploads/2023/09/aerial-south-5.jpg)
Location: Surrey, British Columbia
Owner: Greater Vancouver Water District
Completion Date: November 30, 2014
Category: Tunneling Utility
Shafts consist of unreinforced slurry walls with structural concrete lining.
Additional Resources:
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