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International Civil Aviation Organization Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974 Raul Romero ICAO IAVWOPSG Secretary

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Page 1: Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974€¦ · 1.5 Monitoring volcanoes and forecasting volcanic eruptions . Volcanic Ash Guidance Material) 4 Volcanic Ash Guidance

International Civil Aviation Organization

Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Raul Romero ICAO

IAVWOPSG Secretary

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Section 1 — Scientific background Chapter 1. Volcanic eruptions 1.1 Classification 1.2 Mechanism of volcanic eruptions 1.3 Duration and frequency of volcanic eruptions 1.4 Distribution of active volcanoes 1.5 Monitoring volcanoes and forecasting volcanic eruptions

Volcanic Ash Guidance Material)

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Chapter 2. Volcanic ash cloud 2.1 Composition of volcanic ash and associated gases 2.2 Volcanic ash column characteristics 2.3 Electrical phenomena in volcanic ash clouds 2.4 Movement of volcanic ash clouds

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Chapter 3. Observation/detection and forecasting movement of volcanic ash in the atmosphere 3.1 Ground-based observation 3.2 Airborne observation 3.3 Space-based observation 3.4 Forecasting the movement of volcanic ash clouds

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974 Section 2 — Volcanic ash and aircraft operations Chapter 4. Effect of volcanic ash on aircraft 4.1 General 4.2 Effect on jet engines 3. Effect on airframe and equipment 4.4 Preliminary recommendations for volcanic ash material for use in jet engine testing 4.5 Recommended general procedures to mitigate the effect of volcanic ash

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Chapter 5. Impact of volcanic ash on aviation operational and support services 5.1 Aerodromes 5.2 Air traffic management 5.3 Meteorological services 5.4 Flight planning, dispatch and operational control 5.5 Vulcanological agencies

Volcanic Ash Guidance Material)

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Chapter 6. The International Airways Volcano Watch (IAVW) 6.1 General 6.2 Structure of the IAVW 6.3 Observing part of the IAVW 6.4 Advisory and warning part of the IAVW 6.5 Communications and coordination in the IAVW 6.6 Non-real-time support to the IAVW 6.7 Training and audio-visual aids 6.8 Operation of the IAVW

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

APPENDIX A. Recommended procedures for the mitigation of the effect of volcanic ash on airports APPENDIX B. Emergency plan for volcanic eruptions in Alaskan airspace APPENDIX C. Weather deviation procedures for oceanic controlled airspace APPENDIX D. Details of VAW posters and video APPENDIX E. Volcanic eruptions producing ash plume of concern to civil aviation, 1980–2004 APPENDIX F. Cross-reference list of volcanoes and navigation aids APPENDIX G. Database for encounters between aircraft and ash clouds

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Volcanic Ash Guidance Material)

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

TABLE OF CONTENTS Glossary Chapter 1. Introduction Chapter 2. Guidance for operators and authorities Appendix 1. Guidelines for completing a safety risk assessment Appendix 2. Procedures to be considered by an aircraft operator when conducting a safety risk assessment Appendix 3. Hazards and risks to be considered by aircraft operators Appendix 4. Example Safety Risk Assessment Worksheet Appendix 5. Guidelines on volcanic activity information and operator response Appendix 6. Guidelines for CAAs on evaluating an operator’s capability to conduct flight operations safely into areas forecast to be, or aerodromes known to be, contaminated with volcanic ash Appendix 7. Example of a safety and risk assessment matrix

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material

HANDBOOK ON THE

INTERNATIONAL AIRWAYS VOLCANO WATCH (IAVW)

OPERATIONAL PROCEDURES

AND CONTACT LIST

SECOND EDITION — 2004

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

Part 1. Volcanoes active during the last 10 000 years Part 2. Volcanic ash advisory centres (VAACs) designated by ICAO and their responsibilities Part 3. Useful web sites 3.1 Volcanic ash advisory centres 3.2 Worldwide weekly volcanic activity reports 3.3 Other sites Part 4. International Airways Volcano Watch — Operational procedures for the dissemination of information on volcanic eruptions and associated volcanic ash clouds in areas which could affect routes used by international flights, and necessary pre-eruption arrangements 4.1 Pre-eruption procedures 4.2 Action to be taken by the ACC in the event of a volcanic eruption 4.3 Action to be taken by the NOF in the event of a volcanic eruption 4.4 Action to be taken by the MWO in the event of a volcanic eruption 4.5 Action to be taken by VAACs in the event of a volcanic eruption 4.6 Action to be taken by VAACs or MWOs regarding volcanic ash test procedures 4.7 Guidance to pilots on the detection of sulphurous gases on the flight deck •

Volcanic Ash Guidance Material)

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Table 4-1. Addresses for NOFs to use to send ASHTAMs or NOTAMs on volcanic activity to their associated VAAC Table 4-2. VAAC contact numbers Table 4-3. Volcanic ash advisory bulletin headers Appendix A — Sample letter of agreement between the air traffic services, meteorological authorities and vulcanological authorities Appendix B — AFTN addresses to be used to promulgate special air reports, SIGMETs and volcanic ash advisories to London WAFC and SADIS Appendix C — Operational procedures for the coordination and transfer of responsibility between VAACs for volcanic ash events Appendix D — Back-up procedures for volcanic ash advisory centres Appendix E — Format of Volcano Observatory Notice for Aviation (VONA) Part 5. International airways volcano watch contact list 5.1 Alphabetical listing 5.2 List of States by ICAO Region

Volcanic Ash Guidance Material

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Volcanic Ash Guidance Material)

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Volcanic Ash Guidance Material Docs. 9766, 9691 and 9974

The guidance material on volcanic ash is under constant review, however all users are kindly invited to draw the attention of the ICAO Secretariat to any discrepancies, oversights and/or suggestions. The maintenance of the material is an ICAO task but user input is essential and greatly appreciated!!

Volcanic Ash Guidance Material