ASN Wikibase Occurrence # 379357
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Date: | Saturday 2 June 1984 |
Time: | 12:20 LT |
Type: | Bell 206 |
Owner/operator: | Cal Sierra Timber, Inc. |
Registration: | N9722R |
MSN: | 244 |
Total airframe hrs: | 11252 hours |
Engine model: | Allison 250-C20 |
Fatalities: | Fatalities: 0 / Occupants: 2 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Allegheny, CA -
United States of America
|
Phase: | Taxi |
Nature: | Unknown |
Departure airport: | |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PLT WAS DELIVERING SUPPLIES FROM A MOUNTAIN SITE TO A RIVER WORK SITE. HE STATED THAT ON HIS 10TH & LAST FLT, THE WIND CAUSED THE HELICOPTER & EXTERNAL LOAD COMBINATION TO SHIFT LATERALLY. AT THAT TIME, THE LOAD/LINE BECAME ENTANGLED IN A TREE. THE HELICOPTER BEGAN MOVING IN AN ARC & SUBSEQUENTLY CRASHED IN THE RIVER. THE PLT STATED THAT HE WAS UNABLE TO RELEASE THE LOAD; ALTHO, HE HAD PREVIOUSLY CHECKED THE ELECTRICAL & MANUAL RELEASE MECHANISMS & THEY OPERATED NORMALLY. HE ESTIMATED THAT THE WIND WAS FROM 050 DEG AT 5 GUSTING 7 KTS. THE ELEVATION OF THE CRASH SITE WAS ABOUT 3100 FT.
Probable Cause:
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX84LA329 |
Status: | Investigation completed |
Duration: | |
Download report: | Final report |
|
Sources:
NTSB LAX84LA329
Location
Revision history:
Date/time | Contributor | Updates |
31-Mar-2024 18:31 |
ASN Update Bot |
Added |
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