| 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 | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 004 | 400 feet QNE | | | / | | | Centre Latitude | 5133N | 51° 33' North' | | Centre Longitude | 00003W | 0° 3' West | | Radius of area affected | 001 | 1 nautical miles |
| | LIT CRANE POSITION 513304N 0000309W ( LOWER CLAPTON,LONDON BOROUGH OF HACKNEY ) IN THAMES VALLEY AVOIDANCE AREA DAY AND NIGHT.HEIGHT 263FT ABOVE GROUND LEVEL 400FT ABOVE MEAN SEA LEVEL.26 / 10 / 073 / LFC |
|
