Calculating Concrete Needs

QUIKRETE® CONCRETE MIXES CALCULATOR:

Enter the size of the slab you want to build in square feet. The calculator will indicate the number of 60 or 80 pound bags of QUIKRETE® Concrete Mix you need to build a 4″ or a 6″ slab. (All yields are approximate and do not include allowance for uneven subgrade, waste, etc.)

Concrete Calculator

# of Bags for a 4” Slab

# of Bags for a 6” Slab

QUIKRETE®FAST-SETTING CONCRETE MIX

Enter the approximate depth of the post hole you want to dig in inches. Remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6′ above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground). The calculator will indicate the number of 50 lb. bags of QUIKRETE® Fast-Setting Concrete you need.

Post Hole Calculator

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