Crushed Concrete Road Base: Recycled Asphalt: Recycled Concrete: Calculate 2" Minus Road base (RCA) Type in inches and feet of your project and calculate the estimated amount of Recycled Materials in cubic yards, cubic feet and Tons, that your need for your project. The Density of 2" Minus Road base (RCA): 2,410 lb/yd³ or t/yd³ or yd³/t A: Depth: inches: B: Width: feet: C: Length ...