New resources are available:

• Timber Design for Durability
  PDF | 3.3 MB | Revised Edition 2003 | Published by the National Association of Forest Industries
  
  This Datafile provides guidance on the durability of timber in a wide range of applications. Designing durable timber structures includes an ssessment of the building material properties and preservative treatments that may be applied to those materials. It also includes an assessment of potential service hazards that may impact on the timber building elements.
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• Timber Species and Properties
  PDF | 1.3 MB | Revised Edition 2004 | Published by the National Association of Forest Industries
  
  An essential first step in generating fit-for-purpose timber products is the selection of appropriate timber species. There are more than 30,000 tree species throughout the world, producing timber with a wide range of properties. In its natural solid form, or in reconstituted or engineered products, timber has properties that will meet the specified requirements for a wide range of applications.
  
  Pages 10 to 17 of this Datafile present the Timber Species Properties Schedule, a full listing of the properties of the timber from over 60 species of tree.
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