Log Weight Calculator

Calculate the weight of logs and timber accurately based on dimensions and wood type

cm
Enter the length of the log
cm
Enter the average diameter of the log
g/cm³

Understanding Log Weight Calculation

Factors Affecting Log Weight

1. Wood Species

Different wood species have varying densities:

  • Softwoods (Pine, Cedar): Generally lighter
  • Hardwoods (Oak, Maple): Typically heavier
  • Tropical woods: Often very dense

2. Moisture Content

Water content significantly affects weight:

  • Green wood: Heaviest state
  • Air-dried: 15-20% moisture
  • Kiln-dried: 6-8% moisture

Common Applications

Calculation Method

The weight of a log is calculated using:

  1. Volume calculation using cylinder formula
  2. Wood density factor based on species
  3. Moisture content adjustment
  4. Unit conversion if needed

Professional Tips

For accurate weight estimation:

  • Measure diameter at multiple points for irregular logs
  • Consider seasonal moisture variation
  • Account for bark weight (adds 10-15%)
  • Use proper safety equipment when handling heavy logs