OhMyCalc

Curb Length Calculator

Calculate net curb length and concrete volume after deducting driveway openings.

How to Use the Curb Length Calculator

  1. Enter road perimeter in metres.
  2. Enter number and width of driveways.
  3. Enter curb height in mm.
  4. Review net curb length and concrete volume.

Use Cases

Formula

Net = Perimeter − (Driveways × Width)

Frequently Asked Questions

How accurate is this calculator?
Results are based on standard engineering formulas and are suitable for preliminary estimates.
What units are used?
SI units (metres, kg, kPa) are used unless otherwise noted.
Is it free?
Yes, all calculators are completely free.