# Concrete Calculator For Columns - Imperial

To calculate the volume of a column (cylinder) you need to know the diameter and the height of the column. If you are calculating for more than one add the amount in "# of Columns".

*Formula used for Column Volume: pi * diameter/2 * height * # of Columns*

### 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.##### Imperial

Complete FoundationColumns

Column + Pad

Footings

Footing + Wall

Foundation Wall

Pads

Rectangle Post + Pad

Slabs

Stairs

Stairs - Round

##### Metric

Complete FoundationColumns

Column + Pad

Footings

Footing + Wall

Foundation Wall

Pads

Rectangle Post + Pad

Slabs

Stairs

Stairs - Round

##### Shapes using Imperial & Metric Measurements

CircleDonut

Equilateral Triangle

Octagon

Oval

Pentagon

Scalene Triangle

Trapazoid

Plastic Concrete Footing Form