Law 16 Holding Procedures

Question 1

What is the definition of a holding procedure?

Answer 1

A predetermined manoeuvre which keeps an a/c within a specified airspace while awaiting further clearance.

Located to ensure A/c remains clear of ground and obstructions

Question 2

What are non published holds?

Who uses them and why?

Answer 2

A/c hold along along ATS routes or within controlled airspace.

ACC controllers use due congestion

Question 3

Why do a/c hold

Answer 3

Weather

Traffic management

Incident

Question 4

What is a holding fix

Answer 4

Over a point source nav aid (NDB/VOT etc) or an intersection of VOR radials or a VOR/DME position

Question 5

What is a holding axis?

Answer 5

The required inbound track to the holding fix

Question 6

What rate of turn do a/c use In a holding pattern

Answer 6

Rate 1 (3 degrees per second) or 25 degrees of bank.

Which ever requires least angel of bank

Question 7

What are the holding speed limits for a/c at up to and including 14000ft?

Answer 7

Cat a/b 170kts normal or turbulent

Cat c/d/e 230kts normal or turbulent