Plastic Concrete Footing Form

Calculate the amount of concrete needed using plastic forms

There are a few different brands available, and they will be easier to use for the average person that needs to place forms for pillars or posts that have to support a deck or an overhang.

Brand	Model	Concrete Volume
Bigfoot	BF20	1.75 ft³
Bigfoot	BFT10	2.18 ft³
Bigfoot	BF24	2.50 ft³
Bigfoot	BF28	3.25 ft³
Bigfoot	BF36	6.0 ft³
SquareFoot	SF-22	2.0 ft³
SquareFoot	SF-28	4.5 ft³
SquareFoot	SF-32	7.0 ft³
Redi Base	8" x 24"	2.0 ft³

Example of how to use this calculator:

4 big foot BF24 concrete forms with 10" diameter concrete tubes
BF24 = 2.5 ft³ - enter in field one of calculator  2.5
tube diameter = 10" -  enter in field two of calculator  10
form 1 concrete tube height = 1' - 6"
form 2 concrete tube height = 2' - 1"
form 3  concrete tube height = 1' - 7"
form 4  concrete tube height = 2' - 4"
for a total height  of   7' - 6" enter in field three of calculator  7 feet  6 inches
four forms used - enter in field four of calculator a 4
Result:  you will need  14.09 ft³ of concrete

Plastic Concrete Footing Forms

Calculation

enter the volume of your concrete form in cubic feet
diameter of the tube in inches
height of tube(s) in feet and inches (for multiple forms add all individual height sections together)
number of forms used

Results

amount of concrete needed in cubic feet
amount of concrete needed in cubic yards
amount of concrete needed in cubic metres

When Ordering Concrete

This concrete calculator will help you in estimating the amount of concrete needed for your project. The amount given as needed, does not include any waste. It is recommended, depending on the job you are doing, to add anywhere from an extra 4% to 10% to your concrete order to make sure you have enough concrete to finish the job. Ask when ordering the concrete. They will be able to give you a good idea of what is needed.

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Plastic Concrete Footing Form

Example of how to use this calculator:

Plastic Concrete Footing Forms

Amount of concrete needed:

Calculation

Results

When Ordering Concrete

Concrete Volume Calculators

Imperial

Metric

Shapes using Imperial & Metric Measurements