ASN Wikibase Occurrence # 42590
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| Date: | Wednesday 27 January 1982 |
| Time: | 14:30 |
| Type: |  Bell UH-1B |
| Owner/operator: | private |
| Registration: | N96142 |
| MSN: | 61-756 |
| Total airframe hrs: | 6116 hours |
| Engine model: | LYCOMING T53L11D |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Lagunitas, CA -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | External load operation |
| Departure airport: | Lagunitas, CA |
| Lagunitas, CA | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
HELICOPTER CRASHED INTO A RESERVOIR AND SANK IN 60 FEET OF WATER AFTER TAIL BOOM SEPARATED DURING A LOG SLINGING OPERATION. THE PILOT HAD LIFTED AND BEGAN TO BACK UP WHEN A LOUD NOISE WAS HEARD AND THE TAIL SEPARATED. THE LOG WAS RELEASED AND AN AUTO-ROTATION WAS INITIATED. THE AIRCRAFT SANK UPON WATER CONTACT. EXTENSIVE FATIGUE CRACKING IN THE SKIN, AND FRETTING AND LOOSE RIVETS IN THE TAILBOOM WERE FOUND. CAUSE:
Sources:
NTSB: http://www.ntsb.gov/ntsb/brief.asp?ev_id=20020917X02261
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 21-Dec-2016 19:24 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
Corrections or additions? ... Edit this accident description
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