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Canterbury Earthquakes Royal Commission Te Komihana Rūwhenua o Waitaha Canterbury Earthquakes Royal Commission – Te Komihana Rūwhenua o Waitaha

Those who lost relatives and friends in the 22 February earthquake can be assured that there will be a very thorough inquiry into the failure of buildings that resulted in loss of life.
Chair, Justice Mark Cooper
 

Volume 1: Summary and Recommendations in Volumes 1-3, Seismicity, Soils and the Seismic Design of Buildings

Cover image of Volume 1 Summary and Recommendations in Volumes 1-3, Seismicity, Soils and the Seismic Design of Buildings

Download a PDF version of the whole document or follow the links below for .docx versions of Volume One, by section.

Download a PDF version of Volume 1 - complete document (2.5 MB)

 Volume 1 - Word (.docx) versions

  • Contents, letter of transmittal, introduction and Section 1 (.docx) 582 KB
    Letter of transmittal 
    Introduction 
    Section 1: Summary and recommendations – Volumes 1–3
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  • Section 2: Seismicity - 2.1 - 2.5 (.docx) 394 KB
    2.1 Introduction 
    2.2 The Royal Commission’s approach 
    2.3 New Zealand’s tectonic setting 
    2.4 Faults 
    2.5 Active faults in the Canterbury region 
  •  

  • Section 2: Seismicity - 2.6 - 2.7.1 (.docx) 582  KB
     2.6 Earthquakes 
     2.7.1 The Canterbury earthquakes 
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  • Section 2: Seismicity - 2.7.1.1 - 2.9 and Annex 1 (.docx) 1  MB
     2.7.1 The Canterbury earthquakes
     2.8 The New Zealand National Seismic Hazard Model  
     2.9 Conclusions 
     Annex 1: Tectonic structure of the Canterbury region  
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  • Section 3: Introduction to the seismic design of buildings  (.docx) 980 KB
     3.1 Structural actions 
     3.2 Seismic design of buildings 
     3.3 Analysis of seismic actions 
     3.4 Different structural forms in buildings 
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  • Section 4: Soils and foundations (.docx) 480 KB
     4.1 Introduction 
     4.2 Expert advice 
     4.3 Canterbury soils 
     4.4 Soils in the Christchurch CBD 
     4.5 Role of soils in an earthquake 
     4.6 Soil liquefaction and lateral spreading 
     4.7 Damage to structures 
     4.8 Impact of Alpine Fault rupture 
     4.9 Canterbury earthquakes: performance of foundations  
     4.10 Seismic design and construction of building foundations 
     in CBDs of New Zealand cities
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  • Appendices (.docx) 240 KB
    Appendix 1: Terms of Reference
    Appendix 2: Expert advisers 
    Appendix 3: Submitters and witnesses 
    Appendix 4: Glossary of terms