AMERICAN HELICOPTERS LLC
Also recorded as: AMERICAN HELICOPTERS INC, AMERICAN HELICOPTERS LLC, American Helicopters, MID VALLEY AVIATION, LLC, MID-VALLEY AVIATION, LLC, YOSEMITE FLIGHTS
Accident & enforcement record
Events that happened, regardless of the operator's own reporting. Each links to its public source.
NTSB accidents & incidents
Operated by American Helicopters (per NTSB report)
The pilot's failure to maintain clearance from the power lines.
Operated by American Helicopters, Inc. (per NTSB report)
The pilot's continued flight into adverse weather conditions resulting in a loss of control. Contributing factors were the prevailing thunderstorms and the pilot's inadequate in flight preparation and planning.
Operated by AMERICAN HELICOPTERS (per NTSB report)
The compressor discharge pressure line (Pc line) B-nut coming loose at the fuel control unit, which resulted in a total loss of engine power, and subsequent in-flight collision with trees during an autorotation. A factor associated with the accident was the improper installation of the Pc line B-nut by company maintenance personnel.
Operated by AMERICAN HELICOPTERS (per NTSB report)
THE COMMERCIAL RATED STUDENT PILOT'S FAILURE TO INSURE THE INSTRUCTOR HAD TAKEN CONTROL OF THE HELICOPTER AND THE FLIGHT INSTRUCTORS FAILURE TO PROPERLY SUPERVISE THE STUDENT WHICH RESULTED IN THE STUDENT LETTING GO OF THE CONTROLS WHILE IN A HOVER.
Operated by AMERICAN HELICOPTERS CORP. (per NTSB report)
THE PILOT'S IMPROPER HANDLING OF THE HELICOPTER DURING A POWER OFF AUTOROTATION RESULTING IN A HARD LANDING AND A MAIN ROTOR BLADE SEVERING THE TAILBOOM. CONTRIBUTING TO THE ACCIDENT WERE A GUSTY WIND AND THE PILOT'S IMPROPER OPERATION OF POWERPLANT AND POWERPLANT CONTROLS IN CONDITIONS CONDUCIVE TO CARBURETOR ICE.
Operated by AMERICAN HELICOPTERS INC (per NTSB report)
THE PILOT'S IMPROPER OPERATION OF THE ROTORCRAFT FLIGHT CONTROLS AND A RESULTING LOW ROTOR RPM CONDITION.
FAA enforcement actions
Sanction: $6,900 · case closed 2017-01-13
Maintenance disclosure history
No maintenance difficulty reports on file. Note: SDR filing is largely voluntary, so absence is not evidence of a clean maintenance history.
Linked aircraft
| N-number | Make / model | Year | Status | Link basis |
|---|---|---|---|---|
| N111MT | GULFSTREAM AEROSPACE G-V | 2000 | Valid Registration | Operator named in NTSB report |
| N139RJ | — | — | Operator named in NTSB report | |
| N24049 | — | — | Operator named in NTSB report | |
| N335VH | ROBINSON HELICOPTER R22 BETA | 1994 | Valid Registration | Matched by certificate designator |
| N5006F | — | — | Operator named in NTSB report | |
| N8024W | — | — | Operator named in NTSB report | |
| N9021M | WEATHERLY AVIATION CO INC 620B | 1996 | Valid Registration | Operator named in NTSB report |
Aircraft with earlier records under this certificate
Maintenance and accident records on this page also cover aircraft that are not in this operator's current FAA fleet list. Charter and management fleets change — owners switch management companies, sell, or export aircraft. Where the registry shows what became of a tail, it is noted below.
- N139RJ — records 2009 · no longer on the FAA registry
- N5006F — records 2004 · no longer on the FAA registry
- N111MT (GULFSTREAM AEROSPACE G-V) — records 2003 · now operated by Superior Transportation Associates Inc.
- N24049 — records 1993 · no longer on the FAA registry
- N8024W — records 1989 · no longer on the FAA registry
- N9021M (WEATHERLY AVIATION CO INC 620B) — records 1989 · registered to KENMORE CREW LEASING INC TRUSTEE (owner ≠ operator)