Uncontained engine failure — Airbus A380, Sydney

Summary

During the pushback phase at Sydney Airport, ground crew detected a visible oil leak from engine number 4. During subsequent ground run-up, the number 4 Rolls-Royce Trent 970 experienced an uncontained low-pressure turbine disc failure during the ground power check. No injuries occurred; all passengers had not yet boarded. The aircraft sustained substantial engine and cowling damage.

Investigation Findings (4)

1. 01Engine log review identified the engine had reached its scheduled overhaul limit 12 cycles prior.
2. 02An administrative error within the airline's maintenance tracking system caused the engine to remain in service beyond its certified life.
3. 03Rolls-Royce issued a mandatory Service Bulletin; CASA issued an Emergency Airworthiness Directive covering the fleet.
4. 04Qantas reviewed its entire engine tracking system and implemented a dual-verification control.