Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Chips
Bags
Small empty heavy duty sand bag.
Blocks
A much bigger block with a cavity/hole going through the center.
Gravel
Aggregate mix
The bigger thicker blocks up from the 4"
An empty big bag.
Quarry Products
A tonne bag of sand.
Concrete block that weighs one tonne.
Regular sized blocks used for most building jobs.
Screenings-Very dusty gravel
Regular 4" block with a 90 degree offset.