Heavy-Duty Concrete Lego Blocks in Calgary & Area

Durable, high-quality Grade B interlocking precast blocks manufactured daily. Available for plant pickup or direct delivery.

Reliable, Grade B Interlocking Blocks

At Kerridge Concrete, we manufacture durable concrete Lego blocks daily right here at our Calgary plant. Made from high-quality surplus concrete, our Grade B blocks offer an exceptionally cost-effective, heavy-duty solution for a wide range of industrial, commercial, and agricultural projects.
Because our inventory is continually replenished, we maintain a steady stock of interlocking blocks ready to handle your toughest spatial and retaining needs.

Common Applications:

  • Retaining walls and slope stabilization
  • Material storage bins (gravel, topsoil, recycling, silage)
  • Property barriers, security fencing, and perimeter walls
  • Traffic management and roadblocks

Dimensions & Weight Options

We offer four distinct block types to fit your project requirements. Use a combination of flat-top and regular interlocking blocks to build perfectly flush structural walls.

Large Size Blocks - 30” , by 30”, by 60” or 2.5, 2.5, 5
Small Size Blocks - 30”, by 30”, by 30” or 2.5, 2.5, 2.5

Small Flat Block

Estimated Weight:

Approx. 2,000 lbs

Best Used For:

Smooth top capping layer for smaller block formations.

Small Regular Block

Estimated Weight:

Approx. 2,000 lbs

Best Used For:

Shorter walls, tight spaces, or staggered interlocking joints.

Large Flat Block

Estimated Weight:

Approx. 4,000 lbs

Best Used For:

Top capping layer for large walls, or flat structural layouts.

Large Regular Block

Estimated Weight:

Approx. 4,000 lbs

Best Used For:

Base and middle rows for structural interlocking walls.