Official rule book for the log scaling and grading bureaus of Columbia River, Pacific Rim, Mountain Western, and Yamhill. Published November 2014. Printed on water-resistant paper.
Book Includes:
- Rules for Taking Log Scaling Measurements
- Deductions for Defects
- Definitions
- Recovery Rules of Thumb
- Species Index for Grading Rules
- Special Service Scale Rules
- Revised Scribner Volume Table for Diameters 1" to 60" and Lengths 1' to 40'
PART #N59335