Walker Industries Holdings Limited
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200mm (8") to 400mm (16") stones used for erosion control, bank stabilization, and drainage. It is also known as the "one man rubble".

Available at:
Duntroon Quarry
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100mm (4") to 200mm (8") stones used for erosion control, bank stabilization, and drainage. This product is also used to fill wire gabion baskets and then placed for bank stabilization or retaining walls.

Available at:
Duntroon Quarrry

Washed Stone graded from 19mm (3/4") down to 7mm (1/4") for bedding pipe to allow drainage and to help protect the pipe.

Available at:
Duntroon Quarry
Edgar Pit

Severn Pines Quarry

Stone ranging in size from 50mm  (2") to 26.5mm (1") that is used for drainage. 

Available at:
Duntroon Quarry
Severn Pines Quarry

A minus 32mm (1 1/4") plus 15mm (9/16") screened material used around house foundations and below concrete slabs.  The lack of fines minus 15mm (9/16") allows for drainage.

Available at:
Duntroon Quarry
Severn Pines Quarry

A minus 15mm (9/16") to 5mm (3/16") screened material used for pipe bedding and top dressing of driveways. The lack of fines minus 5mm (3/16") allows for drainage.  This product can also be used for production of surface course Asphalt.

Available at:
Duntroon Quarry
Severn Pines Quarry

A minus 13mm (1/2") to 5mm (3/16") screened material used for surface treatment top course.  This product is also known as Class One. 

Available at:
Duntroon Quarry

A minus 9mm (5/16") to 5mm (3/16") screened material used for surface treatment top course, pipe bedding, dog runs and pathways. This product is also known as Class Five. This product is also used in the production of surface course Asphalt.

Available at:
Duntroon Quarry


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