Wind Zones for the Wellington City Urban Areas using NZS3604:2011. When applying for a building consent, the wind zone in which a structure is located determines structural requirements (New Zealand Building Code - NZBC B1 - Structure) and weather tight requirements (NZBC E2 - External Moisture). Wind Codes and Wind Zones: 1 Low Wind (L). 2 Medium Wind (M). 3 High Wind (H). 4 Very High Wind (VH).5 Specific Design (zone outside the scope of NZS3604:2011) (SEG). 6 Extra High (EH). 1000 Unknown.This item has been created to be used in WCC's Open Data Portal.
