ED Decision 2022/012/R
OPERATIONS WITH OPERATIONAL CREDITS — SPECIAL AUTHORISATION CATEGORY II (SA CAT II)
For special authorisation category II (SA CAT II) operations, the following should apply:
(a) The DH should be determined by the use of a radio altimeter or other device capable of providing equivalent performance, if so determined by the aircraft certification process, and be not lower than the highest of:
(1) the minimum DH specified in the AFM, if stated;
(2) the applicable OCH for the category of aeroplane;
(3) the DH to which the flight crew is qualified to operate; or
(4) 100 ft.
(b) The following visual aids should be available:
(1) approach lights as specified in Table 9;
(2) precision approach runway markings;
(3) category I runway lights.
(c) The lowest RVR minima to be used are specified in Table 9:
Table 9
SA CAT II operation minima: RVR (m) versus DH (ft)
Class of light facility |
FALS |
IALS |
BALS |
NALS |
|
DH (ft) |
100–120 |
350 |
450 |
600 |
700 |
121–140 |
400 |
500 |
600 |
700 |
|
141–160 |
400 |
500 |
600 |
750 |
|
161–199 |
400 |
550 |
650 |
750 |
|
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