Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Blocks
Regular 4" block with a 30 degree offset.
Chips
Regular sized blocks used for most building jobs.
3/8" Chips. Very small stones
Concrete block that weighs one tonne.
Regular 4" block with a 90 degree offset.
Gravel
Screenings-Very dusty gravel
The bigger thicker blocks up from the 4"
Quarry Products
4" clean large stone
Plastering sand