Log Rules & Volume
Timber Measurement & Forestry
Log rules and volume for traders, importers and foresters. Doyle, Scribner and International 1/4-inch are implemented from the published rules — not from a lookup table someone typed out once.
Doyle Log Rule
Board-foot volume by the Doyle scale
Scribner Log Rule
Board-foot volume by the Scribner scale
International Log Rule
Board-foot volume by the International 1/4-inch rule
Hoppus Calculator
Round-log volume by the Hoppus system
Smalian Formula
Log volume from end diameters and length
Huber Formula
Log volume from mid diameter and length
Log Taper Calculator
Taper rate along a log
Bark Deduction Tool
Net wood volume after bark allowance
Sawdust Waste Estimator
Kerf and sawdust loss in milling
Standing Tree Volume
Estimate volume of a standing tree