| Significance | Code | Meaning |
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| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | AZ | Aerodrome traffic zone (ATZ) | | | CA | activated | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR 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 | | | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 022 | 2200 feet QNE | | | / | | | Centre Latitude | 5334N | 53° 34' North' | | Centre Longitude | 00021W | 0° 21' West | | Radius of area affected | 003 | 3 nautical miles |
| | REVISED HUMBERSIDE AIR TRAFFIC ZONE ACTIVATION AND AERODROME HOURS AS FOLLOWS : THU 0730-1800,2040-2145 ( PRIOR PERMISSION REQUIRED ) FRI 0600-0630 ( PRIOR PERMISSION REQUIRED ), 0730-1800,1900-1945 ( PRIOR PERMISSION REQUIRED ), 2030-2130 ( PRIOR PERMISSION REQUIRED ) SAT 0600-0630 ( PRIOR PERMISSION REQUIRED ), 0800-1730,2030-2130 ( PRIOR PERMISSION REQUIRED ) SUN 0600-0630 ( PRIOR PERMISSION REQUIRED ), 0800-0830,0900-1530,1615-1730,1800-1930 ( PRIOR PERMISSION REQUIRED ), 2030-2130 ( PRIOR PERMISSION REQUIRED ) AIR TRAFFIC SERVICES AVAILABLE DURING ABOVE AERODROME OPERATING HOURS ONLY.INBOUND AIRCRAFT ARE REQUIRED TO ALLOW SUFFICIENT TIME TO RECEIVE AN AIR TRAFFIC SERVICES AFTER AERODROME REOPENING.NO ARR OR DEPARTURE LATER THAN CLOSING TIMES MINUS 15 MIN.SAR OPERATIONS OCCUR H24,THEREFORE PILOTS TRANSITING THROUGH OR WITHIN THE VICINITY OF THE AIR TRAFFIC ZONE OUTSIDE OF THE AERODROME OPERATING HOURS ARE RECOMMENDED TO MAKE BLIND CALLS ON THE HUMBERSIDE TOWER CHANNEL 124.905MHZ.USE OF THE AERODROME DURING PRIOR PERMISSION REQUIRED PERIODS IS BY PRIOR ARRANGEMENT WITH TERMINAL SUPERVISOR ON 07718 524072. |
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