These are the carpentry techniques for SDT jointing used by the world’s experts. They render impossible any meaningful engineering analysis:
All of the following expert entities are aware of the LPSA technology. They have all chosen not to challenge it but simply to stay silent. Considering their state-of-the-art (below) that belongs to the pre-computer age, their silence is understandable but NOT excusable.
1. A European-funded consortium from: Austria, Finland, France, the Netherlands and UK. Their final report (1999) is at: www.vtt.fi/inf/pdf/publications/1999/P383.pdf
2. The Forest Products Laboratory, USA. See: www.fpl.fs.fed.us/research/units/fpmu/small_diameter_roundwood.shtml
3. TRADA, UK (Timber R&D Association): www.forestry.gov.uk/pdf/crwoodproducts27.pdf/$FILE/crwoodproducts27.pdf