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Inadequate passenger safety briefing about oxygen masks

Issue number: AO-2008-053-SI-02
Who it affects: Operators of passenger transport aircraft fitted with emergency supplementary breathing oxygen systems.
Issue owner: Qantas Airways
Operation affected: Aviation: Air transport
Background: Investigation Report AO-2008-053
Date: 22 November 2010

Safety issue description

The safety information provided to passengers did not adequately explain that oxygen will flow to the masks without the reservoir bag inflating.

Proactive Action

Action organisation: Qantas Airways
Action number: AO-2008-053-NSA-056
Date: 22 November 2010
Action status: Closed
The operator indicated that the standard pre-flight safety video / briefings provided to passengers have been modified to reinforce the message that users must pull down on the mask firmly to activate oxygen flow, and to include the comment 'Oxygen will flow without the bag inflating'.

ATSB response:


Safety Advisory Notice

Action organisation: Operators of pressurised transport-category aircraft
Action number: AO-2008-053-SAN-105
Date: 22 November 2010
Action status: Closed

The Australian Transport Safety Bureau advises that operators of transport category aircraft fitted with pressurised gaseous oxygen systems should consider the safety implications of these safety issues, with a view to ensuring that passenger briefings provide sufficient detail and instruction as to the functionality of the system and the actions necessary to appropriately activate the flow of oxygen.

ATSB response:


Current issue status: Adequately addressed
Status justification:

In-flight passenger briefings have been amended.

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Last update 04 February 2014