Bags
An empty big bag.
Gravel
Screenings-Very dusty gravel
Blocks
Concrete block that weighs one tonne.
Clause 804
Regular 4" block with a 90 degree offset.
Regular sized blocks used for most building jobs.
An empty small bag.
Chips
3/8" Chips. Very small stones
Quarry Products
4" clean large stone
Small empty heavy duty sand bag.