Temporary works

Coastal Gaslink – Endako Isolation

Arch Engineers isolated a salmon habitat riverbed for Coastal Gaslink using an eco-sensitive, technically complex method that met all regs and deadlines.

Coastal Gaslink – Endako Entry

Engineered a custom strut system and hydro-barrier for Coastal Gaslink that deployed a rapid stabilization strategy and safeguarded sensitive waterways.

DPI Pipe

Clearwater DPI

Arch Engineers revised DPI pit designs during construction to address boulders and maintain schedule on the trenchless crossing.

Valemount KP541 Pits

A misapplied design from an adjacent contractor led to critical instability—Arch Engineers stepped in to halt work, stabilize the site, and safely guide the project to completion.

Marine Rail Crane

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

Ferry Sponson Installation

An engineered welding sequence and smart bracing layout enabled hands-free sponson installation on the Nelson Ferry sponson.

recovery lift plan

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

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.

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