$125.00 Granular A Gravel (Super Sack) quantity Add to cart Categories: Aggregates and Stone Retailer Tag: Super Sack Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window) Description A manufactured mixture of sand and crushed rock 1″ in diameter and smaller. Granular A is used for the surface of roadways, parking areas and driveways. Silt content is under 8% to allow for drainage.