Aviation safety issues and actions

Consultation between manufacturing engineers and design engineers to ensure maintenance of design intent

Issue number: AO-2010-089-SI-04
Who it affects: Engine manufacturer Rolls-Royce plc
Issue owner: Rolls-Royce
Transport function: Aviation: Air transport
Background: Investigation Report AO-2010-089
Issue release date: 27 June 2013
Current issue status: Adequately addressed

Safety issue description

The engine manufacturer did not require its manufacturing engineers to consult with the design engineers to ensure that design intent would be maintained when introducing manufacturing datums.

Proactive Action

Action number: AO-2010-089-NSA-047
Action organisation: Rolls-Royce plc
Date: 01 January 2012
Action status: Closed

Rolls-Royce advised the ATSB that:

In January 2011, a revision to GQP [group quality procedure] ‘Manufacturing Technical Package’ was issued that provided greater structure and guidance for buy-off [manufacturing acceptance] between design and manufacturing personnel.

ATSB comment:

The ATSB is satisfied that the action taken by Rolls-Royce adequately addresses this safety issue and therefore makes no recommendation.

Last update 08 January 2014