BU570 Ground clearances
- Abbreviation
- BU570(2014)
- Valid from
- 1/04/2014
- Information provider
- BRANZ Limited
- Information type
- BRANZ Bulletin
- Format
Description
This bulletin outlines the key requirements from E2/AS1 and NZS 3604:2011 Timber-framed buildings to provide adequate clearance between building materials, floor levels and the outside ground or paving levels.
Scope
The bulletin covers:
- what are ground clearances
- problems caused by inadequate ground clearances
- Building Code requirements
- reasons given for inadequate ground clearances
- design and construction requirements
- remedying existing buildings
- claddings below ground
- providing level access.