Block dimensions:12″HIGH X 17″LONG X 4″THICK
Quarry Products
4" clean large stone
Bags
An empty small bag.
Gravel
Aggregate mix
Blocks
The bigger thicker blocks up from the 4"
Plastering sand
2" clean medium sized stone
Concrete block that weighs one tonne.
Chips
Regular sized blocks used for most building jobs.
A tonne bag of sand.
Clause 804