Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Gravel
Aggregate mix
Blocks
Concrete block that weighs one tonne.
A much bigger block with a cavity/hole going through the center.
Bags
An empty small bag.
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 90 degree offset.
Plastering sand
The bigger thicker blocks up from the 4"
Chips
3/8" Chips. Very small stones