CONCRETE VOLUME - cubic feet per 80lb bag - vCalc
The approximate volume of concrete produced from a 80 pound bag is 0.6 ft³. To compute how many 80 lb bags of concrete is needed for a total volume, CLICK HERE.. Choose your volume units (e.g. cubic feet) Enter the volume (V) The calculator returns the number of 80 lb bags needed to mix that much concrete.Volume of concrete from one bag of Portland cement,Oct 24, 2008 · So, to answer your question, 1 cubic foot of 3,000 psi concrete would require 285/20 = 14.25 lbs of Portland (0.15 bags). Or, to put it another way, 1 bag of Portland will yield "about" 6-2/3 cubic feet of 3,000 psi concrete.How Many Bags of Cement Are in a Cubic Yard? | Hunker,With the given mix ratio, cured concrete is about 22 percent cement by weight. Thus, a 3,600-pound cubic yard contains about 800 pounds of cement, which comes out to 10 of the 80-pound bags of cement or 13.3 of the 60-pound bags.