NTSB Identification: CHI85FA174.
The docket is stored on NTSB microfiche number 29803.
Scheduled 14 CFR operation of AMERICAN AIRLINES
Accident occurred Tuesday, April 23, 1985 in LITTLE ROCK, AR
Aircraft: BOEING 727-223, registration: N856AA
Injuries: 1 Serious,1 Minor,3 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE AIRCRAFT WAS PARALLELING A LINE OF THUNDERSTORMS AND NEEDED TO GET ON THE OTHER SIDE OF THE LINE TO GET TO HIS DESTINATION. THE CENTER CONTROLLER SUGGESTED THAT HE REVERSE COURSE TO FLY AROUND THE CLOSER END OF THE LINE BUT THE PILOT DECIDED TO PENETRATE THE LINE INSTEAD. THE PILOT STATED HE WAS BETWEEN TWO THUNDERSTORM CELLS AT LEAST 45 NM APART WHEN THE AIRCRAFT RAN INTO SEVERE TURBULENCE. THE AIRCRAFT LOST 500 FT OF ALTITUDE AND TWO FLIGHT ATTENDANTS WERE INJURED. THEY WERE INSTRUCTED TO SIT DOWN EARLIER BUT DID NOT HAVE TIME TO STRAP IN. A PASSENGER ON HIS WAY TO THE LAVATORY REFUSED TO SIT DOWN WHEN INSTRUCTED TO DO SO BY THE FLIGHT ATTENDANTS AND WAS INJURED ALSO DURING THE TURBULENCE ENCOUNTER.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

WEATHER EVALUATION..MISJUDGED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLIGHT INTO KNOWN ADVERSE WEATHER..INTENTIONAL..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..TURBULENCE(THUNDERSTORMS)


Contributing Factors

SELF-INDUCED PRESSURE..PILOT IN COMMAND

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