Chips
Bags
Small empty heavy duty sand bag.
Gravel
Clause 804
An empty big bag.
Blocks
Quarry Products
A tonne bag of sand.
4" clean large stone
3/8" Chips. Very small stones
Concrete block that weighs one tonne.
Screenings-Very dusty gravel
Regular sized blocks used for most building jobs.
Regular 4" block with a 30 degree offset.