BRANZ. Welcome to BRANZ



  BU611 Timber slat decks

This bulletin explains potential problems and how to reduce the risk of them occurring. It replaces Bulletin 489 Timber slat decks/balconies. BU611 image.PNG

A deck less than 1.5 m above the ground does not need a building consent but must comply with the New Zealand Building Code and may require a resource consent. A barrier is required if it is possible to fall more than 1 m from the deck.

This bulletin covers: 

  • General design
  • Consents
  • Safety
  • Durability
  • Deck Design
  • Guidance, codes and standards