Math Tutorials
Concrete calculations, on-center spacing, slope and grade, site surveying, and tips for passing NASCLA.

On-Center Spacing

*Runs Best on a Desktop

Tips for passing NASCLA

Standard Construction Math Formulas

Area = Width x Length

Volume = Width & Length x Depth

Area of a Circle =
Circumference of a Circle =

x

2

R

x

R x 2

Slope | Rise | Run

Slope = Rise / Run
Run = Rise / Slope

Rise = Slope x Run

Tips for passing NASCLA

Slope & Grade Calculations

Standard Math Conversions

Inches / 12 = Feet
Cubic Feet / 27 = Cubic Yards
Pounds / 2000 = Tons

Tips for passing NASCLA

Concrete Calculations

Surveying Calculations