[KolmogorovComp]

No, the highest risk for dual engine failure is bird strike.

[mjg59]

There's US1549 and FR4102 - are there any others? But yes, the assumption about failures being independent is obviously violated by large flocks of birds, although this has also resulted in the loss of 4-engined aircraft.

[stouset]

Which is not and never will be an issue for airliners transiting oceans under ETOPS.

[scrumper]

It is at takeoff and landing, applies equally to ETOPS or otherwise.

[stouset]

> I hate all the justifications used to fly long distances across oceans with only 2 engines, or only 1 engine.

Which is why I specified that it’s equally as safe for airlines operating under ETOPS.