Block dimensions:12″HIGH X 17″LONG X 4″THICK
Bags
Small empty heavy duty sand bag.
Blocks
Regular 4" block with a 30 degree offset.
A much bigger block with a cavity/hole going through the center.
The bigger thicker blocks up from the 4"
Chips
Quarry Products
A tonne bag of sand.
Drainage stone-small smooth rounded stone
An empty big bag.
Gravel
Clause 804
4" clean large stone
3/8" Chips. Very small stones