Surveillance
Lateral
5nm
- Enroute positions
3nm
- ADC positions
- TCU positions
Note
The 3nm standard may be used by Enroute controllers providing top-down to a TCU, only if a seperate air display is used for the TCU position. Otherwise, 5nm standard must be used in the TCU
Vertical
500ft
- Between an IFR and VFR aircraft where;
- Both aircraft have
Light
Wake Turbulence Category; and - Both aircraft are at or below 10,000ft; and
- Traffic information is passed to the IFR aircraft
- Both aircraft have
1000ft
- Between any aircraft at or below
F290
- Between 2 RVSM-approved aircraft at or below
F410
2000ft
- Between any aircraft that is experiencing Severe Turbulence at any level
- Between all aircraft above
F410
- Between
F290
andF410
inclusive;- When at least 1 aircraft is not RVSM-approved
- Between military formation aircraft, regardless of RVSM status
3000ft
- When at least one aircraft is supersonic
Wake Turbulence
Lead Aircraft | Following Aircraft | Distance (NM) |
---|---|---|
Super (A380) | Super | - |
Heavy | 6* | |
Medium | 7* | |
Light | 8* | |
Heavy | Heavy | 4 |
Medium | 5 | |
Light | 6* | |
Medium | Heavy | - |
Medium | - | |
Light | 5 | |
* = Relevant to Enroute |