ASN Wikibase Occurrence # 43015
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| Date: | Friday 8 November 1991 |
| Time: | 12:10 LT |
| Type: |  Bell 206B-3 Jet Ranger III |
| Owner/operator: | Classic Helicopter Service |
| Registration: | N5736B |
| MSN: | 3033 |
| Year of manufacture: | 1980 |
| Engine model: | ALLISON 250-C20B |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Salt Lake City International Airport, 4 mlies W of Salt Lake City, Uta -
 United States of America
|
| Phase: | Initial climb |
| Nature: | Private |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AT THE BEGINNING OF THE FLIGHT, THE HELICOPTER LIFTED OFF FROM THE PARKING RAMP AND IMMEDIATELY BEGAN SPINNING AS IT ASCENDED TO AN ALTITUDE OF APPROXIMATELY 200 FEET. WITNESSES REPORTED THAT AT THE PEAK OF THE CLIMB, THE RATE OF ROTATION SLOWED AND THE HELICOPTER BEGAN A RAPID DESCENT. PITCH ANGLE DIFFERENCES IN THE MAIN ROTOR BLADES, ALONG WITH A DECREASE IN THE MAIN ROTOR ROTATION, WERE NOTICED. THE HELICOPTER'S PITCH ANGLE (NOSE UP AND NOSE DOWN) WAS ERRATIC. JUST PRIOR TO IMPACT, THE HELICOPTER STABILIZED AND WAS NOT ROTATING WHEN IT IMPACTED ON THE RAMP A FEW HUNDRED YARDS FROM THE TAKEOFF POINT. THE HELICOPTER WAS ENGULFED IN FLAMES UPON IMPACT. SOME OF THE WITNESSES REPORTED THAT THE HELICOPTER WAS SPINNING TO THE LEFT, WHILE OTHERS REPORTED THAT IT WAS SPINNING TO THE RIGHT.
Probable Cause: THE PILOT FAILED TO MAINTAIN DIRECTIONAL CONTROL. FACTORS TO THE ACCIDENT WERE: INADEQAUTE REMEDIAL ACTION, OVER CONFIDENCE IN PERSONAL ABILITY, AND LACK OF RECENT EXPEREINCE.
Accident investigation:
 |
|
Sources:
NTSB SEA92FA016
FAA register: 2. FAA: http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?omni=Home-N-Number&nNumberTxt=5736B
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 26-Apr-2016 00:44 | Dr.John Smith | Updated [Time, Aircraft type, Location, Departure airport, Source, Narrative] |
| 21-Dec-2016 19:24 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 11-Apr-2024 11:21 | ASN Update Bot | Updated [Time, Other fatalities, Phase, Departure airport, Source, Narrative, Category, Accident report] |
Corrections or additions? ... Edit this accident description
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