Quonset / Arch Steel Buildings

Classic Arch Design, Modern Steel Engineering

  • Width 20' - 75'+
  • Length 24' - 200'+
  • Arch Height 10' - 25'+
  • Engineering NBC 2020

About quonset / arch steel buildings

Quonset and arch buildings have been a trusted choice for decades. Our steel arch structures combine the classic curved profile with modern engineering and materials - high-strength steel, precision-formed panels, and optional end walls and doors to create a fully enclosed building.

The arch design is inherently strong and efficient. There are no trusses or interior supports to obstruct space, and the curved roof sheds snow and water effectively. We offer multiple arch profiles and sizes to fit your site and use.

Quonset / Arch Projects
Across Canada

Quonset arch steel building in a commercial business park along a paved road
Quonset arch building on acreage with wide concrete pad
Quonset arch steel building on a farm with chip-seal driveway
Quonset arch building with sweeping gravel approach to concrete slab

Built for
Performance

Clear-Span Arch

No interior columns - maximum usable space and easy equipment movement.

Snow Shedding

Curved roof design sheds snow and rain naturally, reducing load and maintenance.

Rapid Erection

Arch panels bolt together quickly with minimal crew and equipment.

Versatile Use

Storage, workshops, agriculture, retail, and custom applications.

Technical
Details & Sizes

Every quonset / arch building is custom-engineered. The ranges below represent what we typically build. Your project is designed to your exact site, code, and program.

Width 20' - 75'+
Length 24' - 200'+
Arch Height 10' - 25'+
Structural Loads Canada-Wide
Panel Type Structural arch
Finish Galvalume® / painted

Ready to Build Your
Quonset / Arch Building?

Get a free consultation and custom quote for your site, program, and building code requirements.