NTSB -- NTSB Safety Recommendations A-11-87 through -91

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NTSB SAFETY RECOMMENDATION

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National Transportation Safety Board

Washington, DC 20594

September 20, 2011

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NTSB Safety Recommendations A-11-87 through -91

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The National Transportation Safety Board makes the following recommendations to the Federal

Aviation Administration:

Require operators to install full-face oxygen masks on aircraft used for 14 Code of Federal Regulations

Part 121, 135, and 91 subpart K operations and provide training on their use. (A-11-87)

Require operators of 14 Code of Federal Regulations Part 121, 135, and 91 subpart K flights to include,

during initial and recurrent training, tactile, hands-on training on the use of operable oxygen

mask/goggle sets, including the use of the regulator's emergency selector and the venting of the

smoke goggles. (A-11-88)

Require operators of 14 Code of Federal Regulations Part 121, 135, and 91 subpart K flights to include,

during initial and recurrent training, aircraft-specific training on establishing and maintaining internal

cockpit communications when the oxygen masks are donned. (A-11-89)

Require operators of 14 Code of Federal Regulations Part 121, 135, and 91 subpart K flights to educate

flight crews about the importance of stowing their oxygen masks set to 100%. (A-11-90)

Require that operators' smoke, fire, or fumes checklists include, as the first step, that flight

crewmembers don their oxygen masks and verify that the regulator is set to 100%. (A-11-91)

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The complete recommendation letter is available on the Web

at the URL indicated above.

The letter is in the Portable Document Format (PDF) and can

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An archive of recommendation letters is available at

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Electronic versions of letters may or may not include

enclosures; however, related publications, accident

briefs, and aviation accident synopses may be found

on the NTSB website.

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