Block dimensions:12″HIGH X 17″LONG X 4″THICK
Quarry Products
2" clean medium sized stone
Blocks
Regular 4" block with a 30 degree offset.
Chips
3/8" Chips. Very small stones
Gravel
Aggregate mix
4" clean large stone
Concrete block that weighs one tonne.
Drainage stone-small smooth rounded stone
A much bigger block with a cavity/hole going through the center.
Bags
Small empty heavy duty sand bag.
Clause 804
Plastering sand