Practice question

In a non-radar environment, vertical separation may be stepped through an occupied flight level during climb or descent only when:

  1. Severe turbulence is reported by both aircraft
  2. Positive confirmation is established that crossing levels are clear and severe turbulence is absent
  3. The pilot of the lower aircraft agrees to maintain visual separation
  4. The aircraft are flying on reciprocal tracks without DME

Answer: B — Positive confirmation is established that crossing levels are clear and severe turbulence is absent

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