Gravel and crushed stone
|Stone dust (rock dust)||
Stone dust (rock dust) is used as levelling material. The final touch or bedding for laying down interlocking paving stones and patio slabs. Granulometry 0 - ⅛” or 0-5 mm
|⅛” crushed stone (2,5-5mm)||
⅛” crushed stone (2,5-5mm) is mainly used as anti-skid stone during Winter time but also to fill the gaps in between permeable paving stone. Some use it as roofing gravel.
|¼” crushed stone (5-10 mm)||
¼” crushed stone (5-10 mm)is mainly used as roofing gravel. It also acts as bedding material for permeable pavers. Also known as HPB; High Performance Bedding, more and more popular as draining bedding and foundation in the landscaping world.
|¾” crushed stone (14-25 mm)||
¾” crushed stone (14-25 mm) is mainly used for drainage purposes; backfill for retaining walls, in window wells, around french drains and as foundation material for permeable pavers and concrete work.
|0-¾” crushed stone or MG-20 (0-20mm)||
0-¾” crushed stone or MG-20 (0-20mm) is mainly used as foundation material for either driveways, patios, walkways as well for interlocking paving stone as for asphalt pavement. Should be compacted very 4 to 6” for greater stability.