| 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 | 5348N | 53° 48' North' | | Centre Longitude | 00259W | 2° 59' West | | Radius of area affected | 001 | 1 nautical miles |
| | CRANE OPERATING WITHIN 0.1NM RADIUS OF 534802.45N 0025925.40W ( 2.21NM 37.82 DEG MAGNETIC FROM BLACKPOOL AERODROME REFERENCE POINT ) MAXIMUM HEIGHT 135FT ABOVE MEAN SEA LEVEL ( 73FT ABOVE GROUND LEVEL ) |
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