ASN Wikibase Occurrence # 366495
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| Date: | Friday 27 July 1990 |
| Time: | 18:00 LT |
| Type: |  Gulfstream American G-1159 Gulfstream II |
| Owner/operator: | Martin Marietta Corporation |
| Registration: | N405MM |
| MSN: | 220 |
| Engine model: | Rolls-Royce SPEY MK 511-8 |
| Fatalities: | Fatalities: 0 / Occupants: 10 |
| Aircraft damage: | None |
| Category: | Accident |
| Location: | Cheyenne, WY -
 United States of America
|
| Phase: | En route |
| Nature: | Executive |
| Departure airport: | Englewood, CO (APA |
| Centerville, VA (KIAD) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE AIRPLANE WAS APPROXIMATELY 100 NM NORTHEAST OF DENVER, DEVIATING AROUND THUNDERSTROM ACTIVITY, WHEN CLEAR AIR TURBULENCE (CAT) WAS ENCOUNTERED. THE CAPTAIN STATED AFTER THE ACCIDENT THE FLIGHT ATTENDANT HAD LEFT HIS SEAT TO PERFORM CABIN DUTIES AND WAS SQUATTING DOWN IN THE GALLEY WHEN THE AIRPLANE WAS BUFFETED BY THE TURBULENCE. TH FLIGHT ATTENDANT INJURED HIS ANKLE WHILE IN THIS POSITION. THE AIRPLANE RETURNED TO ENGLEWOOD, CO., AND THE FLIGHT ATTENDANT WAS TRANSPORTED TO THE HOSPITAL. ACCORDING TO THE DENVER ARTCC, THERE WERE NO REPORTS OF TURBULENCE BY OTHER AIRCRAFT PRIOR TO THE ENCOUNTER.
Probable Cause: AN UNFORESEEN ENCOUNTER WITH CLEAR AIR TURBULENCE.
Accident investigation:
 |
|
Sources:
NTSB DEN90LA168
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Mar-2024 09:05 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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