If the area is complex or if multiple pours are. This calculator is to be used as an estimating tool ONLY. Enter the Height of 4 feet or 48 inches.
Determine how thick you want the concrete.
Use this free online cubic yard calculator to calculate cubic yardage or volume in cubic yards. Steps to Calculate Cubic Yards of Concrete Measure the length width and height of the slab footing or column. Divide your cubic foot number by 27 since there are 27 cubic feet in one cubic yard. Multiply the length by the width to determine square footage.