Holding Procedures Flashcards
What is a holding fix?
A geographical location that serves as a reference for a holding procedure
Define a holding procedure
A predetermined maneuver that keeps aircraft within a specified airspace while awaiting further clearance.
What are some reasons for holding?
Weather
Traffic Flow Management
Accident at Airfield
What are the parts of a holding pattern?
Holding Fix
Fix End
Abeam
Outbound Leg
Outbound End
Inbound Leg
Holding Fix
What is the holding axis?
The required inbound track to the holding fix
What rate are turns made in holding patterns?
Rate 1 (3°/sec)
or
25° of bank
Which requires least angle of bank
Therefore aircraft >170kts may not turn at Rate 1
What is the time of the outbound leg?
1 minute
1.5 minutes above 14,000ft
When does timing of the outbound leg commence?
Abeam the fix or on completion of the outbound turn, whichever is later
If DME is available what might be included in the outbound leg?
Limiting range for the outbound leg
If radials are available what might be included in the outbound leg?
Limiting radial for the outbound leg
What time should be allowed for a parallel entry?
3 minutes
What time should be allowed for an offset entry?
3 minutes
What entry is required from sector 1?
Parallel entry
What entry is required from sector 2?
Offset Entry
What entry is required from sector 3?
Direct Entry