Concrete Calculator
80 lb bag of concrete mix = 0.6 cubic feet
There are 27 cubic feet in a cubic yard
27 / 0.6 = 45 80 lb bags per yard
cubic yard calc
enter length in feet
enter width in feet
enter depth in inches
Yards
Bags of 60 lb mix
Bags of 80 lb mix
One yard -- it's actually a cubic yard -- of stone dust weighs anywhere from 1.2 to 1.4 tons. Let's split the difference and say 1.3 tons. So, if we take the reciprocal of that figure -- 1/1.3 -- we get 0.769 cubic yards per ton.
cubic sonotube yard calc
enter diameter in inches
enter depth in inches
Cubic feet
Yards
Bags of 80 lb mix
Bags of 60 lb mix