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AC 120-91 (Cancelled) - Airport Obstacle Analysis

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120-91 - Airport Obstacle Analysis (Cancelled)

Cancellation Notes
AC 120-91A
Date Cancelled
January 13, 2020
Date Issued
May 05, 2006
Responsible Office

Describes acceptable methods and guidelines for developing takeoff and initial climb-out airport obstacle analyses and in-flight procedures to comply with the intent of the regulatory requirements of Title 14 of the Code of Federal Regulations part 121,§§ 121.177, 121.189, and part 135, §§ 135.367, 135.379 and powered airplanes operated under parts 121 and 135

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