Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Blocks
Regular sized blocks used for most building jobs.
Bags
An empty small bag.
Quarry Products
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Concrete block that weighs one tonne.
Plastering sand
Regular 4" block with a 90 degree offset.
Small empty heavy duty sand bag.
Gravel
Aggregate mix
4" clean large stone
Screenings-Very dusty gravel