Selecting timber framing
A designer needs to select the right timber for their design. This means choosing the correct level of treatment for the situation and the right grade for the spans and loadings nominated.
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Practical how-to articles for builders and designers showing good industry practice and interpretation of the NZ Building Code and standards.
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By Anna Smith – 1 October 2006, Build 96
A designer needs to select the right timber for their design. This means choosing the correct level of treatment for the situation and the right grade for the spans and loadings nominated.
By Roger Shelton – 1 February 2008, Build 104
Calls to the BRANZ Helpline indicate that there is still confusion about the correct use of bottom plate anchors with concrete floor slabs.
By Russell Black – 1 October 2004, Build 84
This series of articles discusses timber treatment issues in relation to the BRANZ timber treatment poster. The topic under discussion this time is enclosed balconies and colour tinting.
By Tom Edhouse – 1 June 2014, Build 142
NZS 3604:2011 Timber-framed buildings sets out how to size rafters in table 10.1. The BRANZ technical helpline has received queries on doing this, so let’s step through some examples.
By Eddie Bruce – 1 December 2003, Build 79
When preservative-treated timber is cut, shaped, planed or drilled, the newly revealed timber may not be protected by preservative and end grain may be exposed. Additional treatment may be needed to protect the cut ends.
By Alide Elkink – 1 February 2007, Build 98
Timber blocking or herringbone strutting is intended to provide lateral support to floor joists by providing stiffening to the joists and transferring some of the load to adjacent joists.
By Trevor Pringle – 1 February 2012, Build 128
The treatment requirements for timber framing were changed in 2011, so it’s a good time to recap the required levels of treatment for different timber members.
By Roger Shelton – 1 June 2014, Build 142
Verge overhangs are the areas of a timber-framed roof that are most vulnerable to wind damage, so it’s important to get them right.
By Alide Elkink – 1 June 2013, Build 136
We continue our series on timber deck construction by looking at the requirements for slatted decking. Grooved timber boards are generally used, but sustainable composite material is also available.
By Simon Dorries – 1 December 2010, Build 121
Structural plywood is an option when long-term load carrying and structural performance is required. But how do you tell if a sheet of plywood is structural or not?