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Flight attendant and passenger injury after in-flight encounter with severe turbulence. Clear air turbulence.
| Attributes | |
| ACN | 254068 |
| Time | |
| Date | 199309 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : cty |
| State Reference | FL |
| Altitude | msl bound lower : 31000 msl bound upper : 31000 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : ztl |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 3 Turbojet Eng |
| Flight Phase | cruise other cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : flight engineer pilot : atp pilot : commercial |
| Experience | flight time last 90 days : 200 flight time total : 2800 |
| ASRS Report | 254068 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | inflight encounter other non adherence : published procedure |
| Independent Detector | other flight crewa other other : unspecified |
| Resolutory Action | none taken : insufficient time |
| Consequence | other |
| Supplementary | |
| Primary Problem | Weather |
| Air Traffic Incident | other |
Narrative:
On J-91 near johnn intersection at FL310 encountered severe turbulence while in climb deviating thunderstorms. Nearest cell painted on radar 35 mi west. Vertical oscillation lasted approximately 7-10 seconds with altitude variations of plus/minus 200 ft and airspeed deviation plus/minus 30 KTS at .78 mach. Seat belt sign was on and all passenger seated. Prior to this, only very light turbulence was encountered. On landing bna, 2 flight attendants and 2 passenger went to the hospital for examinations.
Original NASA ASRS Text
Title: FLT ATTENDANT AND PAX INJURY AFTER INFLT ENCOUNTER WITH SEVERE TURB. CLR AIR TURB.
Narrative: ON J-91 NEAR JOHNN INTXN AT FL310 ENCOUNTERED SEVERE TURB WHILE IN CLB DEVIATING TSTMS. NEAREST CELL PAINTED ON RADAR 35 MI W. VERT OSCILLATION LASTED APPROX 7-10 SECONDS WITH ALT VARIATIONS OF PLUS/MINUS 200 FT AND AIRSPD DEV PLUS/MINUS 30 KTS AT .78 MACH. SEAT BELT SIGN WAS ON AND ALL PAX SEATED. PRIOR TO THIS, ONLY VERY LIGHT TURB WAS ENCOUNTERED. ON LNDG BNA, 2 FLT ATTENDANTS AND 2 PAX WENT TO THE HOSPITAL FOR EXAMINATIONS.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.