NTSB Eyes Production Problems In Alaska Door-Plug Probe

Door plug with missing bolts

Left: Red arrows indicate the locations of five rivets that required repair on the MED plug. Right: Close-up of one damaged rivet. 

Credit: Boeing/NTSB
Multiple production and quality assurance errors are emerging as likely key factors in the Jan. 5 Alaska Airlines Flight 1282 midair door-plug blowout, preliminary details released by investigators suggest. The most crucial misstep was forgetting to reinstall four retaining bolts as part of an...

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