Post Hole Size Calculator

Calculate Volume of a Post Hole



Formula

To calculate the Volume of a Post Hole (V):

\[ V = \pi \left( \frac{D}{2} \right)^2 \times H \]

Where:

What is a Post Hole Size?

A post hole size refers to the volume of the cylindrical space dug into the ground to accommodate a post for fences, signs, or other structures. The size is important to ensure stability and strength of the post, and it is typically determined by the diameter and depth of the hole required for the specific application.

Example Calculation 1

Let's assume the following values:

Using the formula:

\[ V = \pi \left( \frac{6}{2} \right)^2 \times 24 = \pi \times 3^2 \times 24 = 678.58 \text{ cubic inches} \]

The Volume of the Post Hole is 678.58 cubic inches.

Example Calculation 2

Let's assume the following values:

Using the formula:

\[ V = \pi \left( \frac{8}{2} \right)^2 \times 36 = \pi \times 4^2 \times 36 = 1809.56 \text{ cubic inches} \]

The Volume of the Post Hole is 1809.56 cubic inches.