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Notification

Most companies listed in this file no longer exist and the few that are still in existence are not current approval holders of a type design for which EASA bears any responsibility. All the deleted type designs (of the listed manufacturers) have either been classified as Annex II (e.g. historical, designed pre-1955, or military design), or they have never been validated in Europe.
 
 

SIB 2010-17R4 : Flight in Airspace with contamination of Volcanic Ash

Number 2010-17R4
Issued by Europe  Europe
Issue date 2011-05-24
Effective date
EASA approval number
Contributor EASA Large Aeroplanes Section
ATA Chapter
Approval Holder
/ Type Designation
  • Safety Information Bulletin
    • Category Fixed Wings
    • Category Rotorcraft
Revision This SIB revises EASA SIB 2010-17R3 dated 23 May 2011 for the following reason(s): - To add a note about the version of the guidance material for safety risk assessment that can be used, - To delete reference to ash tolerance levels defined by aircraft and engine manufacturers - To introduce the lowest ash concentration limit for the Low Contamination Zone.
Correction Not applicable
Supersedure None
Related information - Manual on Volcanic Ash, Radioactive Material and Toxic Chemical Clouds, ICAO Document 9691-AN/954 (ISBN 92- 9194-888-8), second edition, 2007. - ICAO Volcanic Ash Contingency Plan EUR and NAT Regions (EUR Doc 19) - Guidance material preliminary issue - Draft Version 3.1 - of ‘Management of flight operations with known or forecast volcanic cloud contamination’ (attached to this SIB) Note: Later published draft versions of the guidance material such as version 4.0 may be used - London VAAC NWP Volcanic Ash Concentration Charts.
Remarks For further information contact the Airworthiness Directives, Safety Management & Research Section, Certification Directorate, EASA; E-mail: ADs[at]easa[dot]europa.eu. Reports can be submitted to EASA by E-mail: volcano[at]easa[dot]europa.eu.