[Ref 21-27 May 2019 | Flight International P.17]
Occurrence Date/Time | 16 December 2016 |
Aircraft Type | B777-300ER |
Flight / Operator | EVA 015 (B-16726) |
POB | |
Description |
controller at the Southern California terminal radar approach centre incorrectly told the crew to turn left
[This] resulted in the aircraft turning toward rising terrain In testimony, the captain pointed out that the aircraft was flying in instrument conditions without outside visual reference |
Result | The 777 crew received eight “caution, terrain” alerts from aircraft’s ground-proximity warning system, before a “pull up” order lasting for 7s
|
Contributory factors |
Investigators state that, [ATC] was having erroneously issued the initial incorrect turn instruction, the controller demonstrated an “inadequate recovery technique” as
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Recommendation/ Comment | The NTSB calculated that the minimum horizontal approach to terrain and obstacles was 0.3 NM at zero vertical clearance |