Permaculture Earthworks


The formulas the calculator run on are available in the book. The only variation is the Bulldozer Cost Calculator, which makes the calcultion via volume of soil. The blade width mentioned in the book is not needed for the calculations.

Select from the available calculators below.

Triangle area and angle calculator

Runoff volume calculator

Terrace calculator

Swale calculator

Soil volume convertion calculator (BCM, LCM, CCM)

Bulldozer cost calculator

Excavator cost calculator

Compactor cost calculator