NTSB Identification: ATL88LA034.
The docket is stored on NTSB microfiche number 35523.
Scheduled 14 CFR operation of DELTA AIR LINES, INC. (D.B.A. DELTA AIRLINES )
Accident occurred Tuesday, November 10, 1987 in RALEIGH, NC
Probable Cause Approval Date: 02/14/1989
Aircraft: BOEING 737-232, registration: N315DL
Injuries: 1 Serious,65 Uninjured.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.
THE ACFT ENCOUNTERED MODERATE TO SEVERE TURBULENCE DURING THE NIGHTTIME FLT, WHEN IT PASSED THROUGH CLOUDS MOMENTARILY AT FL225. A FLT ATTENDANT SUSTAINED A BROKEN ANKLE. THE CAPTAIN RPTD THAT RADAR GAVE NO INDICATION OF ANY WX AHEAD PRIOR TO THE ENCOUNTER. THE SEAT BELT LIGHT WAS TURNED ON ABOUT 15 SECONDS PRIOR TO ENTERING THE CLOUDS, WHEN THE FLT CREW FIRST OBSERVED THE CLOUDS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:WEATHER CONDITION..TURBULENCE IN CLOUDS
LIGHT CONDITION..DARK NIGHT
VISUAL LOOKOUT..RESTRICTED..PILOT IN COMMAND
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