| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | FA | Aerodrome | | | LT | limitation | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | N | For immediate attention of aircraft operators | | | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | A | Aerodrome information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5222N | 52° 22' North' | | Centre Longitude | 00029E | 0° 29' East | | Radius of area affected | 005 | 5 nautical miles |
| | AIRFIELD QUIET HOURS IN EFFECT.NO AIRCRAFT DEPARTURES OR ARRIVALS ALLOWED.NO TAXI OPERATIONS OR ENGINE RUNS PERMITTED.NO GROUND SUPPORT EQUIPMENT PERMITTED WITHIN VICINITY ON HANGER 814.HIGHER HEADQUARTERS PRIORITY MISSIONS ARE EXEMPT FROM RESTRICTIONS. |
|
