Technical category 3 foundation options

If you need to rebuild or replace the foundations of your technical category 3 house, we recommend three types of foundation.

More details

The three foundation options are:

  • deep piles
  • site ground improvements
  • surface structures with shallow foundations. 

Chartered professional engineers will advise you on the most appropriate foundation type for each property based on geotechnical information.

  • Published on 1 February 2013
  • Of interest to Homeowners
  • 1st edition

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: