Aviation safety issues and actions

Database anomaly acquittal

Issue number: AO-2011-070-SI-02
Who it affects:
Issue owner: Tiger Airways Australia Pty Limited
Operation affected: Aviation: Air transport
Background: Investigation Report AO-2011-070
Date: 19 November 2012

Safety issue description

The inconsistent application of the operator’s safety management system to the identification and rectification of database anomalies, and intermittent notification of these anomalies to crews increased the risk of inadvertent flight crew non compliance with published instrument approach procedures.

Proactive Action

Action organisation: Tiger Airways Australia Pty Limited
Action number: AO-2011-070-NSA-030
Date: 19 November 2012
Action status: Closed

In response to these safety issues, the operator has enhanced its safety management system in respect of its data management.

These auditable enhancements include the:

• Introduction of a controlled system and designated manager to ensure the consistent notification by flight crew of identified data anomalies.

• Requirement for the immediate management of reported data anomalies and their notification to all flight crew.

• Establishment of an anomaly rectification process that records actions and notifies the data supplier.

• Requirement to validate any updated database notifications prior to their use.

• Acquittal of rectified data anomalies and their notification to flight crew.

ATSB response:

The ATSB is satisfied that the action taken by Tiger Airways will adequately address these safety issues.

Current issue status: Adequately addressed
Status justification: A procedure has been developed to properly manage the risks identified in this safety issue.
Last update 08 January 2014