ASN Wikibase Occurrence # 30236
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| Date: | Monday 28 February 2000 |
| Time: | 10:30 |
| Type: |  Hughes TH-55A |
| Owner/operator: | Pasco County Mosquito Control |
| Registration: | N9518K |
| MSN: | 66-18272 |
| Total airframe hrs: | 6669 hours |
| Engine model: | Lycoming HIO-360-B1A |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Odessa, Florida -
 United States of America
|
| Phase: | Landing |
| Nature: | Training |
| Departure airport: | NONE |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
The pilot was conducting an autorotation with turn. He sta rted his deceleration between 75 to 100 feet. The helicopter was not slowing down, he applied aft cyclic and the helicopter entered into a vertical rate of descent. Collective pitch was increased, the helicopter struck the ground in a tail low attitude separating the tail boom , and rolled over on it's right side.
Probable Cause: The pilot's improper use of flight controls (cyclic and col lective) during a autorotation resulting in a hard landing and subsequent roll over.
Accident investigation:
 |
|
Sources:
NTSB: https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=20001212X20541&key=1
FAA register: 3. http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?NNumbertxt=9518K
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 27-Sep-2008 01:00 | ASN archive | Added |
| 29-Nov-2014 00:18 | Dr. John Smith | Updated [Cn, Total fatalities, Total occupants, Other fatalities, Location, Country, Phase, Nature, Departure airport, Destination airport, Source, Damage, Narrative] |
| 21-Dec-2016 19:16 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 21-Dec-2016 19:20 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 12-Dec-2017 18:26 | ASN Update Bot | Updated [Operator, Departure airport, Destination airport, Source, Narrative, Plane category] |
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