Takeoff Obstacle Clearance Discussed

Aviation International News » July 2006
September 14, 2006, 6:56 AM

The FAA recently issued Advisory Circular 120-91 “Airport Obstacle Analysis” for Part 121 and Part 135 commuter operators, to help them analyze takeoff procedures and allowable weights to guarantee adequate vertical and lateral obstacle clearance during one-engine-inoperative departures. The AC was issued in part, the FAA said, because aircraft flight manuals don’t address lateral clearance requirements.

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