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This Standard provides criteria for the structural design and appraisal of structures or structural elements made from wood or wood products, including graded lumber, glued-laminated timber, unsanded plywood, oriented strandboard (OSB), composite building components, shearwalls and diaphragms, timber piling, pole-type construction, prefabricated wood I-joists, structural composite lumber products, preserved wood foundations, and their structu ral fastenings.

The Standard employs the limit states design method.

Document History

  1. CSA O86-14

    Engineering Design in Wood

    • Most Recent
  2. CSA O86-09

    Engineering Design in Wood, Includes Update No. 1 (2010), Update No. 2 (2011), Update No. 4 (2012)

    • Historical Version
  3. CSA O86-01


    Engineering Design in Wood

    • Historical Version

Amendments & Errata

  1. CSA O86S1-05

    Supplement #1 to CAN/CSA-O86-01, Engineering Design in Wood