Changes to key Building Code documents dealing with building structure (B1) and weathertightness (E2) came into effect on 1 August 2011.
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E2/AS1 was updated last year – do you know what changed? This guide has 25 key changes to the design of a building structure and envelope.
E2/AS3, the third Acceptable Solution for Building Code clause E2 External moisture, has been revised. We look at some of the main changes.
It can be difficult to determine the critical dimensions for roof flashings in E2/AS1. We step through Table 7 to help clarify confusion when working out the minimum sizes of flashings.
Table 20 of Building Code Acceptable Solution E2/AS1 is often used to select building materials. Here are a few pointers to help you intrepret the table correctly.
Building legislation was first introduced into New Zealand’s provincial councils in the 1840s, and its progression provides an insight into the building problems and aspirations of early European settlers.
Many Standards address weathertightness to ensure an acceptable and achievable expectation of building element performance, particularly from the exterior skin. Here we look at AS/NZS 4284.
The risk matrix in E2/AS1 is a key tool for weathertightness assessment and showing compliance with the Building Code. Let’s walk through the steps on how to use it.
The New Zealand Building Code was one of the first performance-based Building Codes in the world. Unusually, it includes explicit performance criteria for durability that all building elements must comply with.
The Canterbury Earthquake Royal Commission could recommend a rewrite of the Building Code and standards – but do these really need to change?
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