The next generation of timber buildings are being made from Massive Timber. They are mostly built from engineered timber elements that are generally 75 mm or greater in thickness from:- Cross-laminated Timber – CLT- Glue Laminated Timber – GLT or Glulam- Laminated Veneer Lumber – LVL- Nail Laminated Timber – NLT- Dowel Laminated Timber – DLTThis guide discusses one of the Massive Timbers that is often used called Cross-laminated Timber(CLT). The guide’s intention is to introduce CLT, providing general product and performanceinformation, design consideration and building processes. The guide is not a design manual, for more detailed design information refer to producers or suppliers of CLT.

WS16-2015