Crushed Fines Acme Sand & Gravel
Crushed Fines and also known as Quarry Dust is a form of fractured gravel chips and fine dust used to solidify the base under patios and walkways The Sub Base is laid above the ABC or Sub Grade at 1″ to 2″ inches on light weight traffic areas like pathways and paver patios Cross Section layers that make up a mortar less or dry laid