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Appendix C: Transcripts of The Four Echoes

  1. Dr. Romney B. Duffey BSc, PhD, FASME scientist manager speaker Principal Scientist ASME Fellow past Chair active member1 and
  2. John W. Saull CEng, FRAeS, DAE aviation regulator executive director head member chairman2

Published Online: 31 OCT 2008

DOI: 10.1002/9780470714461.app3

Managing Risk: The Human Element

Managing Risk: The Human Element

How to Cite

Duffey, R. B. and Saull, J. W. (2008) Appendix C: Transcripts of The Four Echoes, in Managing Risk: The Human Element, John Wiley & Sons, Ltd, Chichester, UK. doi: 10.1002/9780470714461.app3

Author Information

  1. 1

    Atomic Energy of Canada (AECL), Canada

  2. 2

    International Federation of Airworthiness (IFA), UK

Publication History

  1. Published Online: 31 OCT 2008
  2. Published Print: 24 OCT 2008

ISBN Information

Print ISBN: 9780470699768

Online ISBN: 9780470714461



This appendix contains sections titled:

  • Power Blackout, Columbia Space Shuttle loss, Concorde Crash and Chernobyl Accident

  • The Combination of Events

  • The Four Echoes Share the Same Four Phases

  • Appendix. Blackout Chronology and the Dialog from Midday 14 August 2003

  • The Second Echo: Columbia/Challenger

  • Appendix: Shuttle Dialog and Transcripts

  • The Third Echo: Concorde Tires and SUVs

  • Appendix: Dialog for the Concorde Crash

  • The Fourth Echo: TMI/Chernobyl

  • Appendix: Chronology and Transcripts of the Chernobyl Reactor Unit 4 Accident

  • Sources

  • Conclusion and Echoes: Predicting the Unpredictable