| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | PD | Standard instrument departure (SID) | | | AU | not available | | | / | | | Traffic | I | IFR 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 | 5320N | 53° 20' North' | | Centre Longitude | 00251W | 2° 51' West | | Radius of area affected | 005 | 5 nautical miles |
| | STANDARD INSTRUMENT DEPARTURES NOT AVAILABLE DUE VOR / DISTANCE MEASURING EQUIPMENT WAL / WALLASEY 114.10MHZ CH088X DVOR PART UNSERVICEABLE.PILOTS SHOULD EXP A HEADING AND CLEARED LEVEL ON FIRST CONTACT WITH AIR TRAFFIC CONTROL AS PART OF THEIR DEPARTURE INSTRUCTIONS.OPERATORS SHOULD FLIGHT PLAN AS NORMAL. |
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