40 Cross Laminated Timber Construction Type New

Cross laminated timber commonly known as clt or crosslam is a precision engineered building material that despite a raft of practical and ecological benefits is yet to be widely adopted by the uk self build market.
Cross laminated timber construction type. Widely used in europe cross laminated timber clt is one of the newest and hottest topics and materials in american construction today. For instance brazil represents about 50 to 70 of the total solid waste produced. Standard for performance rated cross laminated timber. It is essentially mass timber plates made from smaller framing lumber laminated crosswise on their wide faces.
In timber engineering bulletin no. Construction is one of the largest producers of solid waste in the world. 2 the engineered wood product known as cross laminated timber clt is introduced. For these reasons cross laminated timber is proving to be a highly advantageous alternative to conventional materials like concrete masonry or steel especially in multi family and commercial construction.
The full study cary kopczynski company 2018 cross laminated timber feasibility study a comparison between cross laminated timber and cast in place concrete framing for mid rise urban buildings. 12 and 13 will provide information on the. It s strong lightweight sustainable and working with it affords builders many great applications. Cross laminated timber clt a sub category of engineered wood is a wood panel product made from gluing together layers of solid sawn lumber i e lumber cut from a single log each layer of boards is usually oriented perpendicular to adjacent layers and glued on the wide faces of each board usually in a symmetric way so that the outer layers have the same orientation.
Under the 2015 ibc clt at the required size is specifically stated for prescribed use in type iv buildings. Cross laminated timber clt was initially developed in europe as an alternative to stone masonry and concrete construction. Cross laminated timber clt. The 2015 international building code ibc and 2015 international residential code recognize clt products manufactured according to the ansi apa prg 320.
A shorter summary of the report appears as a crsi technical note which is available here.