11/03/2026
Aging drainage infrastructure remains a challenge for municipalities across Ontario, especially as older corrugated steel pipe culverts reach the end of their service life.
In Casselman, Ontario, a failing 4.8m diameter CSP culvert on County Road 3 was replaced with a large precast concrete clamshell culvert designed to improve hydraulic capacity, structural performance, and long-term durability.
The full story takes a closer look at the project team, the clamshell configuration, installation approach, transportation advantages, and why precast concrete was selected as the preferred long-term solution.
Read the full article in the latest issue of the Concrete Pipe & Precast Journal: https://ccppa.ca/cpj-spring-2026/ /1