This guidance provides robust and well-balanced engineering solutions for repairing and rebuilding houses in the Canterbury region following the earthquake sequence.
It includes useful information on:
repairs to foundations and new foundations in TC1 and TC2
assessments of retaining walls for hillside properties
repairs to house superstructures, pole frame houses and masonry walls.
This guidance supersedes the guidance issued in December 2010 and is issued as guidance under section 175 of the Building Act.
Key audience: engineers, designers, builders, Building Consent Authorities, insurance companies.
Appendix C: Interim guidance for repairing and rebuilding foundations in TC3
Appendix C provides guidance for foundation repairing and rebuilding foundations for residential properties in TC3.
The guidance provides information and criteria that will help engineers, building control officials and insurance assessors determine if foundations can be repaired or need to be replaced. It provides options for the repair and replacement of damaged foundations.
The guidance focuses on foundation design solutions for one and two storey timber framed dwellings, which are the dominant form of construction in the TC3 area.
Latest updates here: