Block dimensions:12″HIGH X 17″LONG X 4″THICK
Chips
3/8" Chips. Very small stones
Bags
An empty big bag.
Quarry Products
Plastering sand
Gravel
Aggregate mix
Screenings-Very dusty gravel
4" clean large stone
An empty small bag.
Blocks
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 90 degree offset.
Clause 804
The bigger thicker blocks up from the 4"