Site seismicity
Several maps help designers define the relative seismicity of a given site or region. They do differ, however, which can be confusing.
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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 Roger Shelton – 1 June 2015, Build 148
Several maps help designers define the relative seismicity of a given site or region. They do differ, however, which can be confusing.
By Martin Connell – 1 August 2021, Build 185
Brick gable-ended roofs should be diagonally braced to prevent out-of-plane movement in an earthquake. It could make the difference between a home that remains liveable and one that does not.
By Martin Connell – 1 June 2021, Build 184
When builders are on site to carry out home renovations or repairs, it is a good time to suggest strengthening the property’s earthquake resistance with actions ranging from removing chimneys to securing the foundations.