| Significance | Code | Meaning |
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| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | MR | Runway | | | LC | closed | | | / | | | 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 | 5130N | 51° 30' North' | | Centre Longitude | 00046W | 0° 46' West | | Radius of area affected | 005 | 5 nautical miles |
| | RUNWAY 03 / 21 CLOSED.CROSSING OF RUNWAY 03 / 21 ONLY AVAILABLE AT INTERSECTIONS WITH 11 / 29 AND 07 / 25.CONTACT FOR FURTHER INFO 01628 823272 |
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