BOEING 767 near Fort Dodge, IA — 2010-04-30
- Date
- 2010-04-30
- Location
- Fort Dodge, IA, USA
- Aircraft
- BOEING 767
- Registration
- N320AA
- Category
- Airplane
- Highest injury
- Serious
- Fatalities
- 0
- Phase of flight
- Cruise
Probable cause
The flight crew's inadequate separation from convective activity that resulted in serious injury to an unrestrained flight attendant.
NTSB narrative
The scheduled domestic passenger flight encountered turbulence while diverting around an area of convective activity. A flight attendant who was not seated sustained serious injuries and five others on board sustained minor injuries as a result of the turbulence encounter. Flight data recorder information showed that the airplane experienced a vertical acceleration from 0.5 and 2 g’s and an altitude change of 100 feet in each direction.
Analysis
- Primary failure mode
- Environmental
- First missed decision gate
- Flight crew could have avoided turbulence by altering flight path earlier.
NTSB coding
Evidence available
- FDR / data
- 7 docket documents
Docket documents7
- ATC Reportatc
- Flight Data Recorder 10 - Attachment 1: Tabular Datafdr
- Flight Data Recorder 10 - Specialist's Factual Reportfdr
- Pilot/Operator Aircraft Accident Report, NTSB Form 6120.1form
- Crew Statementsinterview
- Statement of Party Representatives to NTSB Investigationinterview
- Weather Reports - FOD ASOSreport
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