| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | OB | Obstacle | | | CE | erected | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | A | Aerodrome information | | | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 002 | 200 feet QNE | | | / | | | Centre Latitude | 5347N | 53° 47' North' | | Centre Longitude | 00301W | 3° 1' West | | Radius of area affected | 001 | 1 nautical miles |
| | CRANE OPERATING AT POSITION 534630.00N 0030122.48W ( 0.28NM 45.43 DEG MAGNETIC FROM BLACKPOOL AERODROME REFERENCE POINT ). MAXIMUM HEIGHT 131FT ABOVE MEAN SEA LEVEL ( 100FT ABOVE GROUND LEVEL ). |
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