Volume Calculations


Hardgoods Need Calculation Formulas
As most of us don't work with formulas on a daily basis, remembering how to calculate the amount of product you need to purchase to do a certain project can be a pain. Therefore, we've prepared the charts below to assist you in establishing your product needs.


Mulch Calculations

Formula for Calculating Volume Need

Formula

Formula Length times width times depth = Cubic Feet

Cubic Yard (Find)

Cubic Feet Divided By 27 = Cubic Yards

2 Cubic Foot Bag (Find)

Total Cubic Feet Needed Divided By 2 = Number Bags

3 Cubic Foot Bag (Find)

Total Cubic Feet Needed Divided By 3 = Number Bags


Typical Coverage Rates by Purchase Size

Cubic Yard Covers approximately 110 S. F. at 3 inch depth
2 Cubic Foot Bag Covers approximately 8 S. F at 3 inch depth
3 Cubic Foot Bag Covers approximately 12 S. F. at 3 inch depth

Brick Calculations

Formula for Calculating Bricks Needed

Edging (Linear Feet)


Running Bond (End To End)

Number of Linear Feet Times 1.5 = Bricks Needed

Soldier Course (Side By Side)

Number of Linear Feet Times 3.5 = Bricks Needed

Patios and Walk Ways (Square Feet)

Calculate Square Feet

Length times width = Square Feet

Calculate Brick Need

4.58 times Square Feet = Number Of Bricks Needed


Flagstone Calculations

Patios - Flagstone 1.5" to 2" Thickness

Pounds/Square Foot

17 to 20 Pounds Per Square Foot

Coverage Per Ton Approximately 100/155 Square Feet Per Ton
Formula Length times width = Square Feet
Square Feet Times 20 = Pounds Divided By 2,000 = Tons


Steppers - Flagstone 1.5" to 2" Thickness

Stepper Size A Normal Stepper is One Square Foot And Weighs 20 Lbs.
Calculate Need # Steppers times 20 = Pounds Divided By 2,000 = Tons