| 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 | 003 | 300 feet QNE | | | / | | | Centre Latitude | 5131N | 51° 31' North' | | Centre Longitude | 00030W | 0° 30' West | | Radius of area affected | 001 | 1 nautical miles |
| | LIT CRANE OPERATING WITHIN AREA BOUNDED BY 513043N 0002955W-513043N 0002947W-513040N 0002945W-513040N 0002954W-513043N 0002955W ( IVER ) MAXIMUM HEIGHT 115FT ABOVE GROUND LEVEL,230FT ABOVE MEAN SEA LEVEL.NO CRANE OPERATING IN LVP.CRANE REF 2026103066. |
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