Calculator

Use our materials calculator to estimate how much material you will need for your project. See how much gravel you need for your driveway or sidewalk or pathways, play-sand for your sand box, topsoil for your lawn or yard, soil-mixes for your raised beds or mulch for your flower beds. Simply select the approximate shape of the area, the material type and enter the dimensions.

Rectangular Beds

1. What type of material do you want?

2. How wide is the area (A)? (in feet)

3. How long is the area (B)? (in feet)

4. How thick (deep) do you want to fill
(in inches)?

    You'll need for your project.

Circular Beds

1. What type of material do you want?

2. What is the diameter (A)? (in feet)

3. How thick (deep) do you want to fill
(in inches)?

 

    You'll need for your project.

Triangular Beds

1. What type of material do you want?

2. What is length of the first side (A) ? (in feet)

3. What is length of the second side (B) ? (in
feet)

4. How thick (deep) do you want to fill (in
inches)?

    You'll need for your project.

Calculation Tips

Armour Stone Calculation

Length X Height X Depth = _______/12 is the amount of rock needed in tons for retaining walls.

Wall is 50 feet long stacked two high (18" rock) = 36 inches at a depth of 24 inches, then you will need: 25 tons of rock (50X3X2/12=25 tons).

 

Soil and Mulch Calculation

Length X Height X Depth = _______/27 is the amount of yards of product you need for you project.

 

Aggregates Calculation for Compacted Material

1 ton of compacted aggregate will cover:

1" thick = 200 square feet 2" thick = 100 square feet

3" thick = 75 square feet 4" thick = 50 square feet

5" thick = 38 square feet 6" thick = 25 square feet