Concrete Calculator
Estimate how much concrete you need for slabs, footings, and columns. Results are for planning purposes only. Contact Kienstra Ready Mix to confirm final quantity before ordering.
Flat concrete surfaces such as driveways, patios, sidewalks, and garage floors.
Concrete placed below grade to support walls, foundations, and other structures.
Vertical supports such as deck footings, round piers, and structural supports.
Estimated Quantity
Most concrete projects require an additional 4% to 10% over the calculated volume to account for normal jobsite conditions such as uneven grade, form variations, and minor spillage.
Call Kienstra Ready Mix to confirm your quantity before ordering.
Concrete Calculator FAQs
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Use length, width, and thickness to calculate the volume of concrete needed for your project. Our concrete calculator helps estimate this amount for slabs, footings, and round piers in cubic yards.escription text goes here
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Short load and COD options may be available depending on location and project needs. Call Kienstra Ready Mix to discuss your project and delivery options.
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A cubic yard is the standard unit used to order ready mix concrete. One cubic yard equals 27 cubic feet.
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Call Kienstra Ready Mix to confirm your quantity, discuss your project details, and schedule delivery.
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Kienstra serves projects across the St. Louis metro area, Eastern Missouri, and Metro East Illinois, with multiple plant locations to support timely delivery.