In the context of Doc 9811, "work" is broadly categorized into three operational pillars:
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One of the most visible security measures in modern aviation is the reinforced cockpit door. Doc 9811 provides guidance on the technical and procedural requirements for these doors, ensuring they can resist forcible intrusion and small arms fire while maintaining the ability to be locked and unlocked by the pilot. 2. Security Training for Crew Members
ICAO Doc 9811 provides a framework for States to develop and implement an effective aviation security program. The guide is designed to assist States in understanding the requirements and recommendations of the document.
Unlike static construction codes, Doc 9811 emphasizes dynamic operational safety. It forces workers to move from a mindset of "compliance" to "performance-based safety."
) is a restricted document designed to bridge the gap between aviation security and flight operations. store.icao.int