We’re all about support.

Engineered structures from Big R Bridge can support multiple lanes of highway traffic, the largest mining vehicles or the heaviest freight trains. However, our structures are only as strong as the people who support them (and you) with full design and engineering services, on-time manufacturing/delivery and dependable field supervision.

A nation-wide network and international scope
With a nationwide network of sales teams, engineering offices and manufacturing facilities, Big R is a proven project partner with expertise in all sectors – ready to help you through every stage of your next infrastructure project. Plus, as a member of The AIL Group of Companies, we bring a world of resources and expertise to our projects.

A Big R Technical Sales Representative can help you save
There’s a Big R specialist ready to help you value-engineer a better solution for your infrastructure project.


Innovative transportation infrastructure solutions for a wide variety of applications.


  • Box Culverts
  • Bridges
  • Bridge Abutments, Headwalls and Wingwalls
  • Drainage
  • Fish Passages
  • Grade Separations, Overpasses and Underpasses
  • Pedestrian Crossings
  • Pipes and Culverts
  • Rehabilitations and Relines
  • Retaining Walls
  • Sound Barrier Walls
  • Water and Wetland Crossings
  • Wildlife Crossings

Public Works

Efficient infrastructure solutions for many applications in the public works sector.


Specializing in efficient, low-maintenance solutions for all railway sector applications.


  • Abutments and Retaining Walls
  • Box Culverts
  • Culverts, Fish Passages and Drainage
  • Grade Separations and Approach Ramps
  • Headwalls and Wingwalls
  • Overpasses and Underpasses
  • Rehabilitations and Relines
  • Sound Barrier Walls
  • Tunnels
  • Vehicular and Pedestrian Bridges
  • Water and Wetland Crossings

Land Development

Efficient infrastructure solutions, custom-designed for your site.

Mining & Energy

By design, Big R's mine site infrastructure solutions are ideal for remote locations.


  • Abutments
  • Bridges
  • Conveyor Tunnels and Overcasts
  • Crusher Walls and Ramps
  • Culverts
  • Drainage, Ventilation and Utilidor Systems
  • Fish Passages
  • Ground Support Structures
  • Haul Road Crossings
  • Mine Shafts, Vent Raises and Escape Ways
  • Portals and Canopies
  • Protection Structures
  • Road or Rail Underpasses
  • Sound Barrier Walls
  • Stockpile and Escape Tunnels
  • Water and Wetland Crossings
  • Wildlife Crossings


Strong, versatile and environmentally-responsible forestry industry sector solutions.

The AIL Group of Companies