| Significance | Code | Meaning |
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| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | FA | Aerodrome | | | XX | miscellaneous plain language | | | / | | | 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 | 5047N | 50° 47' North' | | Centre Longitude | 00151W | 1° 51' West | | Radius of area affected | 005 | 5 nautical miles |
| | HELICOPTER PROCEDURES,FOR THOSE OPERATING IN THE NORTH PART OF AIRPORT,SPECIFICALLY TAXIWAY VICTOR,NORTH END OF TANGO AND WHISKEY ARE SUSPENDED.HELICOPTERS ARE TO USE THE MAIN RUNWAY AND TAXI TO AND FROM PARKING USING TAXIWAY SYSTEM. |
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