#57 Limestone
Clean crushed limestone, roughly 3/4 inch to 1 inch, screened so there are no fines in it. That is why water runs straight through it and why the broken faces lock together under a compactor.
Clean crushed limestone, roughly 3/4 inch to 1 inch, screened so there are no fines in it. That is why water runs straight through it and why the broken faces lock together under a compactor.