Revetments are a popular choice for erosion mitigation in the GTA. They have been proven to provide effective long-lasting protection.
This concept offers the most robust form of erosion mitigation protection, as the revetment acts as a wall that stops waves from impacting the shoreline and the land behind it.
Revetment Cross-section. W.F. Baird, 2022
- It is a common and well-used option along the GTA shoreline
- It is relatively easy to source the materials in large quantities
- In-water work is limited
- The revetment may result in the loss of sand on the lake side of the structure
- Significant changes to shoreline habitat and aesthetics
This option is currently preferred for Reach 4, Reach 5, Reach 12, and has a rough costing of $33,000/m. This option is recommended for Reach 1, Reach 3 and 4, Reach 5 and 6, Reach 8, and Reach 12