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 big bag.
Blocks
Gravel
Aggregate mix
Quarry Products
2" clean medium sized stone
A much bigger block with a cavity/hole going through the center.
4" clean large stone
Regular 4" block with a 90 degree offset.
An empty small bag.
Regular sized blocks used for most building jobs.
The bigger thicker blocks up from the 4"