weight of 57 stone per cubic foot
Convert Tons to Cubic Yards OnlineConversion Forums. Once you have the unit weight (lbs/ft3) multiply by the amount of ft^3 you need which is length x width x height and ... If you know your cubic feet to convert to cubic yards divide by 27 since there are 27ft^3 in a yd^3. ... tons of asphalt per cubic yard ...