Aviation safety issues and actions

Independent accreditation of oxygen cylinders facilities

Issue number: AO-2008-053-SI-06
Who it affects: Maintainers of cylinders and pressure vessels used for aircraft supplementary breathing oxygen systems.
Issue owner: Qantas Airways
Transport function: Aviation: Maintenance
Background: Investigation Report AO-2008-053
Issue release date: 22 November 2010
Current issue status: Adequately addressed
Issue status justification:

Operator has implemented requirements for independent facility accreditation.

Safety issue description

While maintaining the appropriate general quality accreditation (ISO 9001) of its engineering facilities, the operator did not maintain independent accreditation of the specific procedures and facilities used for the inspection, maintenance and re-certification of oxygen cylinders.

Maintainers of cylinders and pressure vessels used for aircraft supplementary breathing oxygen systems.

Proactive Action

Action number: AO-2008-053-NSA-104
Action organisation: Qantas Airways
Date: 22 November 2010
Action status: Closed

The operator has advised the ATSB that their engineering component workshop has embarked upon a program of equipment replacement and staff training re-validation, with an estimated completion date of 15 November 2010.

The program includes:

  • inspection and certification of new hydrostatic test equipment by a US DOT-certified inspector
  • re-validation of the training of seven existing cylinder test workshop staff by a DOT-certified authority
  • training of three new cylinder test workshop staff by a DOT-certified authority.

ATSB comment:

Accepted

Safety Advisory Notice

Action number: AO-2008-053-SAN-106
Action organisation: Organisations conducting inspection, repair and / or recertification of aviation oxygen cylinders
Date: 22 November 2010
Action status: Closed

The Australian Transport Safety Bureau encourages all organisations performing inspection, testing, maintenance and repair activities on aviation oxygen cylinders, to note the circumstances detailed in this report, with a view to ensuring that all facilities establish and maintain independent external accreditation of their procedures, processes and equipment.

ATSB comment:

N/A

Last update 18 March 2016