Division NCC.OP. 148 Destination alternate aerodromes planning minima – helicoptersF1F2

The operator must not select an aerodrome as a destination alternate aerodrome for a helicopter unless the latest available weather information indicates that the criteria in points (a) or (b) will be met during either the period from an hour before the ETA to an hour after the ETA or the period from actual time of departure to an hour after the ETA whichever is the shorter.

1. (a)

   for an alternate aerodrome with an IAP:

   1. (1)

      a ceiling of at least 200 ft above the DH or MDH associated with the IAP; and

   2. (2)

      a visibility of at least 1500 m by day or 3000 m by night.

2. (b)

   for an alternate aerodrome without an IAP:

   1. (1)

      a ceiling of at least 2000 ft or the minimum safe IFR height, whichever is the greater; and

   2. (2)

      a visibility of at least 1500 m by day or 3000 m by night.