Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Bags
An empty small bag.
Quarry Products
Drainage stone-small smooth rounded stone
Gravel
Aggregate mix
Blocks
Plastering sand
Small empty heavy duty sand bag.
Regular 4" block with a 30 degree offset.
Concrete block that weighs one tonne.
A tonne bag of sand.
A much bigger block with a cavity/hole going through the center.