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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 



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 
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 
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 



Stepper Size  A Normal Stepper is One Square Foot And Weighs 20 Lbs. 

Calculate Need  # Steppers times 20 = Pounds Divided By 2,000 = Tons 