Drainage stone-small smooth rounded stone
Drainage stone are small smooth rounded stone used for draining water away from places where water is unwanted. It is sold lose by the tonne.
Quarry Products
A tonne bag of sand.
Blocks
Gravel
Screenings-Very dusty gravel
2" clean medium sized stone
Regular 4" block with a 90 degree offset.
Plastering sand
Chips
3/8" Chips. Very small stones
Regular 4" block with a 30 degree offset.
Aggregate mix
Regular sized blocks used for most building jobs.
Clause 804