Timber Cruising

Timber Cruising is the process of measuring the volume and quality of standing and down timber before it has been harvested.

Learn more by viewing the following current and historical Manuals and Amendments:

• Cruising Manual

Cruising Calculation Documents:

• Sample Intensity Calculator and Grid Spacing Calculator (XLSX)
• Correction Table for Chaining Short Horizontal Distances Calculator (XLSX)
• Sound Wood Factors for Saprot Calculator (XLSX)
• Stump and Breast Height Diameter Tables for British Columbia Merchantable Tree Species Calculator (XLSX)
• Plot Radius Horizontal Distance Calculator (XLSX)

Sample Cruise Plan Map (PDF)

CSV Documentation:

• Here are some examples of the file names listed:

license-cp-lf = loss factor full volumes (coast & interior): A12345-987-lf.csv
license-cp-lf-r = loss factor with reduction: A12345-987-lf-r.csv
license-cp-cgnf = coast call grade net factor full volumes: A12345-987-cgnf.csv
license-cp-cgnf-r = coast call grade net factor with reduction: A12345-987-cgnf-r.csv

For more information please see the following files:

• CSV File Descriptions (PDF)
• Coast Loss Factor (percent reduction not applied) (PDF)
• Coast Call Grade Net Factor Compilation (percent reduction applied) (PDF)
• Interior Loss Factors Compilation (percent reduction applied) (PDF) 

• Cruise Compilation Manual
  • Cruise Compilation Percent Reduction Scenarios (PDF)
  • Cruise Compilation Valid Compilation Versions (PDF)

• Call Grade Net Factor Standards and Procedures for the Coast Forest Region Manual
  • Call Grade Net Factor Standard and Procedure Interpretations (PDF)
  • Cruising and Call Grade Net Factor Implementation Memorandum (PDF)

• Call Grade Net Factor Compilation Standards for the Coast Forest Region Manual

• For more information view A Practical Guide to MFLNRO Timber Measurement Processes (PDF, 1.8MB) and Working Towards Better Answers:  A Workshop for Timber Cruising Measurement in British Columbia (PDF)