Nzs 3604 Roof Framing

B buildings shall be category iv or v buildings see table 1 1.

Nzs 3604 roof framing. Simply stated it requires that bracing for monopitch roofs must comply with paragraphs 10 3 2 for light roofs or 10 3 3 for heavy roofs but it also includes an exemption. The bracing requirementfor monopitch roofs is addressed in nzs 3604 2011 timber framed buildingsparagraph 10 3 4. Builders architects engineers designers and students will find it useful. Very little area was often left as the body of the roof and it proved unrealistic to expect designers and installers to determine when and where extra fixings were required.

Nzs 3604 sets down construction requirements for timber framed buildings within the limitations specified in 1 1 2 nzs 3604 applies only to buildings within the following limitations this is not a complete list. Current the latest up to date edition. You can follow nzs 3604 for structure and e2 as1 for the roof and wall claddings. Nzs 3604 is new zealand s most sought after standard.

It is aligned with as nzs 1170 structural design actions and is referenced in acceptable solution for building code clause e2 external moisture e2 as1. 10 roof framing 11 building envelope roof and wall claddings 12 interior linings 13 ceilings additional information normative. A buildings shall be founded on good ground. In the previous version of nzs 3604 purlin tables provided for extra fixings around roof edges and ridges reflecting the greater wind uplift in these areas.

Print timber framed buildings. Nzs 3604 1999 incorporating amendment no. This modern profile metal sheet roofing is an example of a lightweight roof cladding. Lightweight roof claddings generally for residential structures built according to nzs 3604 2011 timber framed buildings a lightweight roof cladding is considered to have a mass no greater than 20 kg m.

Nzs 3604 is used to design most homes and other low rise timber framed buildings in new zealand. 10 1 11 the building envelope wall and roof claddings.