Minimum bracing in external subfloor bracing lines

Issue 37 – April 2012

Clause of NZS 3604:2011 Timber-framed buildings (Minimum bracing capacity in external subfloor bracing lines) sets out the minimum amount of bracing that is required to be provided under external walls. Each external subfloor bracing line shall have a total bracing capacity of not less than the greater of:

  • 100 bracing units or

  • 50% of the total bracing demand divided by the number of bracing lines in the direction being considered (along or across the building) or

  • 15 bracing units times the external wall length in metres.

Summarised from BRANZ Guideline newsletter, March 2012


Published in building.

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