Site Analysis

Understanding all the features of a site, using and protecting the best, and minimising the impact of the worst.

Earthquake risk

New Zealand is divided into three earthquake risk zones for the purpose of determining the bracing requirements of buildings to resist earthquakes.

 

Earthquake zones 
Earthquake zones

 

 

Under NZS 3604 bracing must be provided for all buildings being construction with greater bracing being required for buildings:

  • in a higher earthquake zone
  • where heavy roof and/or wall claddings are specified.