What NZS 3604?
NZS 3604 is used to design most homes and other low-rise timber-framed buildings in New Zealand. 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.
Where modifications to NZS 3604 would be found?
NZS 3604 is New Zealand’s most sought-after standard. It provides methods and details that are used to design many NZ timber-framed houses and small buildings, including many residential decks….Timber-framed buildings.
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What is the maximum tolerance a 2.4 m timber stud can deviate from vertical?
2.4 m length of 90 x 45 mm framing, the maximum permitted twist is 5 mm.
Can a residential garage floor be designed from NZS 3604?
Garages over 30 m2 can be constructed using NZS 3604:2011, but will be restricted by: the maximum construction space of 7.5 m x 7.5 m when dragon ties are used to extend the bracing grid from 6.0 m to 7.5 m (see NZS 3604:2011 clause 8.3.
Which table in NZS 3604 2011 gives the sizes for bearers?
Table 6.4
Bearers. Bearer sizes are selected from NZS 3604:2011 Table 6.4 Part (b) for a 2kPa wet-in-service floor load (NZS 3604:2011 6.12). They must: Be continuous over two or more spans.
What is the latest Building Code of Australia?
NCC 2019
The current edition of the Code is NCC 2019. It came in effect on 1 May 2019.
What is the most commonly used timber in Australian construction?
The most commonly used framing material is Australian structural plantation pine. Choosing pine timber framing will contribute to the appeal, practicality and environmental performance of your home, whilst keeping costs down. Lightweight framed construction is used for floors, walls and roofs.
What is cleared ground level?
Cleared ground level (CGL) is the ground level after completion of site excavation and removal of harmful material but before excavation for foundations.
What is floor level tolerance?
Concrete floors can be laid to a range of accuracies depending on the floors immediate or future usage. Specifying too high a tolerance will result in laying methods and costs that are unnecessary, whilst specifying to low a tolerance may result in a floor that is not fit for purpose. …
How thick should a concrete slab be NZ?
This depth can vary depending on the job or terrain. Generally speaking, a floor slab or a driveway will be 100mm minimum basecourse and sand, and 100mm concrete.
How deep do foundations need to be NZ?
Problems have occurred with shallow foundations in many parts of Auckland City. To reduce the risk of excessive foundation movements, the foundation depth for residential buildings in Auckland City shall generally be a minimum of 450mm below the adjacent cleared ground level and into good ground.
What is the table for stud selection in NZS 3604?
TABLE 8.2 IN NZS 3604:2011 Timber-framed buildingscovers stud selection for various configurations: ●For a single or top storey with light or heavy roofs, use Table 8.2(a).
What does NZS 3604 mean for timber framed buildings?
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): (b) Buildings shall be Category IV or V buildings (see table 1.1).
What is NZS 3604 used for?
It provides methods and details that are used to design many NZ timber-framed houses and small buildings, including many residential decks. Builders, architects, engineers, designers and students will find it useful. NZS 3604 can be used for timber-framed buildings with one, two or certain configurations of three storeys.
What is the difference between NZS 3604 and NZS 4210?
NZS 3604 references other Standards, particularly loading Standard AS/NZS 1170 Structural design actions and Standards for timber and masonry such as NZS 3602 Timber and wood-based products for use in building, NZS 3603 Timber structures, and NZS 4210 Masonry construction: materials and workmanship.