Line Operations

Question 1

Which are the 4 situations where diversion to ETOPS Alternate is mandatory?

Answer 1

After 1 IDG failure:

1. Blue HYD failure
2. 2nd IDG failure
3. APU unable to start
4. APU / APU GEN failure

Question 2

Holding duration for outbound leg.

Answer 2

1 min at/below 14,000’; 1.5 min otherwise.

Question 3

Holding speed - normal and turbulence.

Answer 3

Up to 14,000’ - 230 kts/ 280 kts.
Above 14 to 20,000’ - 240 kts/ 280 kts or M.8, whichever less.
Above 20 to 34,000’ - 265 kts/ 280 kts or M.8, whichever less.
Above 34 - M.83.