St. Lawrence Seaway – Weir 8 West Bank Repair

Project Overview

Our team delivered a combination of deep foundation work, concrete restoration, and heavy civil installation methods, including secant pile construction and armour stone placement. These improvements provide critical structural upgrades to improve the stability, performance, and long term integrity of an existing discharge channel.

Scope of Work

• Clearing and grubbing
• Removal of existing chain link fence
• Partial depth removal of concrete walls above and below water-
• Removal of existing stone masonry walls
• Removal of existing gabion walls
• Excavation and re use of excavated soil
• Clear stone backfill placement
• Secant piles installation
• Concrete placement in secant piles
• Concrete coping installation
• Concrete patch work and restoration
• Tremie concrete placement
• Concrete facade installation
• Armour stone installation
• Chain link fence installation
• Final grading and seeding