Block dimensions:12″HIGH X 17″LONG X 4″THICK
Gravel
Clause 804
Quarry Products
4" clean large stone
A tonne bag of sand.
Blocks
Regular sized blocks used for most building jobs.
Chips
3/8" Chips. Very small stones
Drainage stone-small smooth rounded stone
Regular 4" block with a 90 degree offset.
Plastering sand
Regular 4" block with a 30 degree offset.
Bags
An empty big bag.