TransMountain Expansion – Underpass & Retaining Wall
Engineered underpass, retaining wall, and bridge abutments to support heavy pipe and equipment loads along the Trans Mountain Expansion.
Our Projects
Two-Level Retaining Wall
Designed curved two-tier block retaining wall to increase yard space and protect the driveway while meeting terrain and utility factors.
Steel Building and Foundation
Seismic-compliant steel building foundation and structure designed to support heavy-duty gantry crane operations in a custom workshop.
Steel Building and Foundation Workshop Extension
Scalable two-phase workshop expansion built on a steel building foundation; engineered for durability, efficiency, and scalability.
Residential Steel & Timber Cantilevered Deck
A striking cantilevered steel timber deck with concrete enhancements, built to endure steep slopes and blend with the creekside setting.
Christie Cove Personal Residence
An off-grid coastal personal residence retreat engineered for resilience, independence, and modern luxury.
Marine Rail Crane Integration
Custom marine rail crane design, tight shipboard constraints, Arch delivered seamless movement through bulkheads and into the engine room.
Ferry Sponson Installation
An engineered welding sequence and smart bracing layout enabled hands-free sponson installation on the Nelson Ferry sponson.
Crane Recovery Lift Plan
Expertly crafted a recovery lift plan that enabled safe crane recovery on steep terrain, minimizing downtime and ensuring site safety.
Two Crane Tandem Lift Plan
Arch developed a tailored two crane tandem lift plan that ensured the safe and efficient handling of a critical heavy pile oscillator.