| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | PO | Obstacle clearance altitude | | | CH | changed | | | / | | | Traffic | I | IFR traffic affected | | | / | | | Purpose | N | For immediate attention of aircraft operators | | | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | A | Aerodrome information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5026N | 50° 26' North' | | Centre Longitude | 00500W | 5° 0' West | | Radius of area affected | 005 | 5 nautical miles |
| | INSTRUMENT APPROACH CHART-ILS / DISTANCE MEASURING EQUIPMENT / NON-DIRECTIONAL BEACON ( L ) RUNWAY 12 CATEGORY A OBSTACLE CLEARANCE ALTITUDE ( H ) INCREASED TO 460 ( 154 ) CATEGORY B OBSTACLE CLEARANCE ALTITUDE ( H ) INCREASED TO 470 ( 164 ) CATEGORY C OBSTACLE CLEARANCE ALTITUDE ( H ) INCREASED TO 481 ( 175 ) CATEGORY D OBSTACLE CLEARANCE ALTITUDE ( H ) INCREASED TO 493 ( 187 ) INSTRUMENT APPROACH CHART-LOCALISER / DISTANCE MEASURING EQUIPMENT / NON-DIRECTIONAL BEACON ( L ) RUNWAY 12 CATEGORY A / B / C / D OBSTACLE CLEARANCE ALTITUDE ( H ) INCREASED TO 680 ( 374 ) INSTRUMENT APPROACH CHART-SURVEILLANCE RADAR APPROACH RTR 2NM RUNWAY 12 CATEGORY A VM ( C ) OBSTACLE CLEARANCE ALTITUDE ( OBSTACLE CLEARANCE HEIGHT ABOVE AERODROME LEVEL ) TOTAL AREA INCREASED TO 960 ( 570 ) INSTRUMENT APPROACH CHART-ILS / DISTANCE MEASURING EQUIPMENT / NON-DIRECTIONAL BEACON ( L ) RUNWAY 30 CATEGORY C OBSTACLE CLEARANCE ALTITUDE ( H ) CATEGORY II INCREASED TO 469 ( 84 ) CATEGORY D OBSTACLE CLEARANCE ALTITUDE ( H ) CATEGORY II INCREASED TO 483 ( 98 ) INSTRUMENT APPROACH CHART-SURVEILLANCE RADAR APPROACH RTR 2NM RUNWAY 30 CATEGORY A VM ( C ) OBSTACLE CLEARANCE ALTITUDE ( OBSTACLE CLEARANCE HEIGHT ABOVE AERODROME LEVEL ) TOTAL AREA INCREASED TO 1070 ( 680 ) UK AERONAUTICAL INFORMATION PUBLICATION AERODROME 2.EGHQ-8-1,AERODROME 2.EGHQ-8-2,AERODROME 2.EGHQ-8-3,AERODROME 2.EGHQ-8-5,AERODROME 2.EGHQ-8-7 REFERS. |
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