You can contribute by submitting additional or updated information.
| Date: | Friday 9 April 1982 |
| Time: | 16:30 LT |
| Type: |  Bell 47G-2A |
| Owner/operator: | Valicopters, Inc. |
| Registration: | N11VH |
| MSN: | 2027 |
| Year of manufacture: | 1958 |
| Total airframe hrs: | 8119 hours |
| Engine model: | Lycoming VO-435-A1D |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Other fatalities: | 0 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Lyle, WA -
 United States of America
|
| Phase: | Initial climb |
| Nature: | Agricultural |
| Departure airport: | Lyle, WA |
| Lyle, WA | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
DURING TAKEOFF WITH A LOAD OF FERTILIZER, INSUFFICIENT POWER WAS AVAILABLE TO MAINTAIN ENGINE AND ROTOR RPM AND SUSTAIN FLIGHT. THE PILOT DUMPED THE LOAD, BUT WAS UNABLE TO AVOID GROUND CONTACT. THE TAIL ROTOR STRUCK FIRST AND SEPARATED FROM THE AIRCRAFT. THE DENSITY ALTITUDE WAS APPROXIMATELY 2800 FT. NO MECHANICAL FAILURES WERE REPORTED.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB SEA82DA050
History of this aircraft
Other occurrences involving this aircraft
| 18 May 1982 | N11VH | Valicopters Inc | 0 | Grandview, OR | |
sub |
| 2 July 1985 | N11VH | Vali Copters, Inc. | 0 | Roosevelt, WA | |
sub |
| 12 June 1986 | N11VH | Valicopters, Inc. | 0 | Zillah, WA | |
w/o |
| 26 August 1999 | N11VH | Private | 1 | Benton City, WA | |
w/o |
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 03-Apr-2024 13:42 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
The Aviation Safety Network is an exclusive service provided by:
Quick Links:
| ASN Home | Send Correction / Feedback |
| FSF Home | Disclaimer | Copyright |
| Contact Us | Privacy Policy |
| Press / Media |
CONNECT WITH US:
©2025 Flight Safety Foundation