Law 2 - Expected Approach Times

Question 1

What is an EAT used for? (1)

Answer 1

Approach Control shall calculate EATs for aircraft likely to be delayed before commencing an intermediate approach

Question 2

When should an EAT be issued? (1)

Answer 2

If the delay is 10 minutes or more

Question 3

What statement should be used if there is no delay? (1)

Answer 3

“No delay expected”

Question 4

What is an Expected Approach Time (EAT)? (1)

Answer 4

The time of an estimate that an aircraft will be able to leave the holding facility to commence approach for a landing

Question 5

Specifiations of an EAT? (4)

Answer 5

1. Based on landing interval
2. Expressed as actual times
3. Revised as often as required until A/C leaves the holding facility
4. Passed to aircraft well in advance

Question 6

What does the Approach sequence do? (7)

Answer 6

MAXIMISE TRAFFIC for MINIMAL DELAY

1. Consider priority
2. Issue EATs
3. Keep aircraft stepping down to be ready when cleared
4. Lowest level to hold? - Check transition
5. Apply vertical separation
6. Think landing interval

Question 7

Holding for weather improvement phraseologies

Answer 7

First a/c given “no traffic delay expected” (Ʌ)

Subsequent a/c given “delay not determined… (number)… aircraft holding ahead for weather improvement” (Z)

Question 8

Expected onward clearance time phraseology

Answer 8

“C/S expect onward clearance at time…. At flight level……”