Module 5A: Specification of ground improvement for residential properties in the Canterbury region

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About this document

  • Published on 31 May 2017
  • Updated on 3 May 2018
  • Of interest to Building consent authorities, Engineers
  • ISBN: 978-0-478-39907-3 (Print) / 978-0-947497-67-5 (Online)


This module provides a specification for designing and constructing ground improvement. It is specifically directed at ground improvement for liquefaction mitigation in single residential properties in Canterbury. However, it will also be useful for other areas of New Zealand prone to liquefaction.


The module covers four of the main ground improvement techniques. This is part of the Earthquake Geotechnical Engineering Practice series.


Module 5A: Appendices 3, 4 and 5


Learn about Module 5A in the geotechnical education section.

Other modules

Earthquake geotechnical engineering practice series


Other resources that are available include:

  • Lessons Learned from the Ground Improvement Programme on the EQC website
  • Approved Code of Practice for Safety in Excavations and Shafts for Foundations on the WorkSafe website.

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