Bocce Ball Court Building Materials Our Silver or Gold Decomposed Granite 1/4" Minus is blended with premium quality marine composted crushed oyster shell and oyster shell flour that results in the typical traditionally Italian bocce ball court. This mixture is installed over a layer standard 3/8" minus decomposed granite depth of 1-1/2 to 3 inches, which equals 1 ton of blended material per 100 to 150 square feet.
The role that oyster shell plays in bocce court surface mixtures is to keep the decomposed granite from becoming extremely hard and unworkable for grooming. The oyster shell flakes keep the decomposed granite from completely binding together. Through the normal course of play; ruts, troughs, and material displacement takes place. Our decomposed granite oyster shell blend is in traditional Italian bocce ball court surface formula. When groomed out it makes a smooth solid surface to play on. When play is completed it makes for an easy surface to quickly renovate. .