Bell BH-214 N314RM
28 July 1990 · Thompson Falls, Montana, United States · No injuries
Summary
On 28 July 1990 at about 01:05 local time, a Bell BH-214 registered N314RM was involved in an accident near Thompson Falls, Montana, United States. 4 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 01:05
- Classification
- Accident
- Location
- Thompson Falls, Montana, United States
- Coordinates
- 47.5594, -115.4397
- Aircraft
- Bell BH-214
- Registration
- N314RM
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Positioning
- Phase of flight
- Not recorded
- Route
- Sandpoint → Missoula
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- SEA90LA148
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 4 | 0 | 0 | 0 | 4 |
Probable cause
CREW'S ENCOUNTER WITH SOFT TERRAIN WHILE ATTEMPTING AN AUTOROTATION LANDING AFTER THE FAILURE OF THE MAIN ROTOR DRIVE SYSTEM.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE CREW OF THE BELL 214B-1 HELICOPTER ATTEMPTED A FORCED LANDING AFTER THE FAILURE OF THE MAIN DRIVESHAFT ASSEMBLY WHILE THEY WERE IN CRUISE FLIGHT. THE SKIDS DUG INTO SOFT GROUND, CAUSING THE NOSE TO PITCH FORWARD. THE SKIDS LEFT THE AIRFRAME AND THE TAILBOOM WAS STRUCK BY A MAIN ROTOR BLADE. A PINCHED O-RING HAD PERMITTED MOST OF THE LUBRICANT TO BE EVACUATED FROM PART OF THE MAIN DRIVE ASSEMBLY.
Quoted verbatim from the NTSB record.
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 2 Apr 1990 | Peterson KIT FOX MODEL 1 | Highwood, Montana, United States | - | No injuries | - |
| 21 Mar 1990 | Cessna 172M | Three Forks, Montana, United States | - | No injuries | - |
| 8 Apr 1990 | Piper PA-28-140 | Forsyth, Montana, United States | - | Serious injuries | - |
| 18 Apr 1990 | Cessna 172 | Columbia Falls, Montana, United States | Eagle Aviation, Inc. | No injuries | - |
| 6 May 1990 | Cessna C-180E | Helena, Montana, United States | - | No injuries | - |
| 10 May 1990 | Piper PA-18-150 | Powderville, Montana, United States | W.l. Ranch Co. | No injuries | - |