NTSB Identification: MIA88IA177.
The docket is stored on NTSB microfiche number 36064.
Scheduled 14 CFR operation of BRANIFF, INC.
Incident occurred Tuesday, May 24, 1988 in ORLANDO, FL
Probable Cause Approval Date: 03/05/1990
Aircraft: British Aircraft Corp. (BAC) BAC-111-203, registration: N1544
Injuries: 6 Minor,55 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE FLT WAS DESCENDING THRU 13000 FT WHEN TURBULENCE WAS ENCOUNTERED. FOUR PASSENGERS AND TWO FLIGHT ATTENDENTS WERE INJURED. THE PASSENGERS WERE INJURED WHEN THEIR SEATBELTS' END FITTINGS DETACHED FROM THEIR SEATS' TIE-DOWN SHACKLES AND THE PASSENGERS STRUCK CABIN FURNISHINGS. TESTS DETERMINED THAT WHEN A SHACKLE'S ATTACHMENT BOLT WAS OVERTIGHTENED (AND THE SHACKLE WAS NOT FREE TO SELF-CENTER) A SEATBELT LOAD WOULD BEND THE KEEPER ON THE BELT'S END FITTING AND THE FITTING WOULD OPEN AND DETACH FROM THE SHACKLE.

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

MISC EQPT/FURNISHINGS,SEAT BELT..DISCONNECTED

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

MAINTENANCE,ADJUSTMENT..IMPROPER..OTHER MAINTENANCE PERSONNEL



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