Click the button to calculate the volume of concrete and man hours not including mixing needed for this job.
Calculate concrete required for slab.
After all you don t want to buy more bags of ready mix concrete than necessary.
Convert the thickness from inches to feet.
Calculate the amount of concrete needed in cubic feet and cubic yards for a slab in the shape of a circle.
If the area is complex or if multiple pours are needed break the project into smaller pieces and calculate the concrete needed for each individually.
Area a π d 4.
Multiply the length by the width to determine square footage.
How to calculate concrete.
This free concrete calculator will estimate the amount of yardage for your concrete slabs floors walls footings and cylinders.
To calculate the concrete volume needed for this type of slab you need to know the circle s diameter and the depth of this slab.
Our concrete calculator provides you an easy way to calculate concrete volume and estimated cost of concrete slabs footers walls columns steps stairs curbs and gutters in cubic feet cubic yards and cubic meters and inches.
Steps to estimate cubic yards.
It makes your construction project planning and budgeting more accurate.
The calculator will indicate the number of 60 lb bags you will need to build a 4 inch or 6 inch slab.
It s crucial to accurately estimate how much concrete you ll need for a poured slab.
Input length width and depth of the area.
This free concrete calculator estimates the amount of concrete necessary for a project and can account for different shapes and amounts of concrete.
Measure the length and width that you d like to cover.
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All yields are approximate and do not allow for uneven substrate waste etc.
Multiply the thickness in feet by the square footage to determine.
Determine how thick you want the concrete.
Please enter length in foot.
Measure the length width and height of the slab footing or column.
This calculator is to be used as an estimating tool only.