Sleepers - Grades
All grades:
Sleepers must not contain more than 25% sapwood
Maximum wane allowed 20% of cross section.
Distortion
- Bow maximum 50/1
- Crook maximum 50/1.
Species:
Hardwoods
Eucalyptus botryoides, E. saligna, E. obliqua, E. muelleriana, E globoidea, E. pilularis, E. microcorys, E. globulus, E. maidenii or other durable eucalypt species
Red beech, black beech, hard beech.
Softwoods
Macrocarpa, lusitanica, lawsons cypress, Leyland cypress, redwood, cedar.
General and Responsibilities
At least 95% of the consignment of graded timber shall meet the grade specifications above upon despatch.
Moisture level must be agreed to.
For tallying volumes call dimensions shall be used.
Call sizes (mm) | 25 | 40 | 50 | 75 | 100 | 125 | 150 | 200 | 225 | 250 | 300 |
Actual dressed dry size (mm) | 19 | 35 | 45 | 70 | 90 | 115 | 140 | 180 | 205 | 230 | 280 |
Once despatched the seller shall not be responsible for any subsequent deterioration of condition of the timber or defects arising from further processing.
Farm Forestry Timbers reserve the right to revise our grading rules without notice. Grade revision 1.1 October 2013
See Glossary for explanation of terms.
Disclaimer: While every effort is made to ensure the accuracy of the information provided on this site, Farm Forestry Timbers Society do not accept liability for any consequences arising from reliance on the information published. If readers have any doubts about acting on any articles they should seek confirming, professional advice.