| Significance | Code | Meaning |
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| 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 | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5129N | 51° 29' North' | | Centre Longitude | 00004E | 0° 4' East | | Radius of area affected | 001 | 1 nautical miles |
| | ADD NEW TOWER CRANES TO LONDON CITY AERODROME OBSTACLES-IN CIRCLING AREA AND AT AERODROME OBSTACLE ID : 2026 / CR / 012 POSITION : 512916.0N 0000352.0E ELEVATION / HEIGHT : 489FT ABOVE MEAN SEA LEVEL / 406FT ABOVE GROUND LEVEL LIGHTING : YES-RED REMARKS : GRAND DEPOT RD,WOOLWICH,SE18 OBSTACLE ID : 2026 / CR / 012 POSITION : 512917.0N 0000349.0E ELEVATION / HEIGHT : 451FT ABOVE MEAN SEA LEVEL / 363FT ABOVE GROUND LEVEL LIGHTING : YES-RED REMARKS : GRAND DEPOT RD,WOOLWICH,SE18 OBSTACLE ID : 2026 / CR / 012 POSITION : 512918.0N 0000350.0E ELEVATION / HEIGHT : 431FT ABOVE MEAN SEA LEVEL / 350FT ABOVE GROUND LEVEL LIGHTING : YES-RED REMARKS : GRAND DEPOT RD,WOOLWICH,SE18 OBSTACLE ID : 2026 / CR / 012 POSITION : 512921.0N 0000401.0E ELEVATION / HEIGHT : 423FT ABOVE MEAN SEA LEVEL / 373FT ABOVE GROUND LEVEL LIGHTING : YES-RED REMARKS : GRAND DEPOT RD,WOOLWICH,SE18 UK AERONAUTICAL INFORMATION PUBLICATION EGLC AERODROME 2.10 REFERS. |
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