Bell B-206B N87TA
30 August 1983 · Bettles, Alaska, United States · No injuries
Summary
On 30 August 1983 at about 20:30 local time, a Bell B-206B registered N87TA was involved in an accident near Bettles, Alaska, United States. 3 people were on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.
The record
- Date
- at 20:30
- Classification
- Accident
- Location
- Bettles, Alaska, United States
- Coordinates
- 67.2393, -152.2705
- Aircraft
- Bell B-206B
- Registration
- N87TA
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 135: Air Taxi & Commuter
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Deadhorse → Bettles
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- ANC83LA155
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 3 | 0 | 0 | 0 | 3 |
Probable cause
The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.
Nothing about the cause is stated here that is not in the source record.
Read the full NTSB narrative
THE HELICOPTER MADE A AUTOROTATIVE FORCED LANDING AFTER A LOSS OF POWER DURING CRUISE. THE LANDING WAS MADE ON A ROAD AND THE MAIN ROTOR SEVERED THE TAILBOOM. DURING THE POST-ACCIDENT INVESTIGATION A LEAK WAS FOUND IN THE AUTO VALVE(PART NUMBER 206061634-3) OF THE FUEL PUMP. ALSO SOME BRASS AND LEAD WAS FOUND IN THE FUEL AND THE FUEL PUMP IS THE ONLY ELEMENT IN THE FUEL SYSTEM TO USE BRASS BUSHINGS WHICH ARE ALSO IMPREGNATED WITH LEAD TO AID IN LUBRICATION. THE FUEL PUMPS COMPONENTS (BUSHINGS) WERE ROUND OUT OF TOLERANCE WHEN MEASURED. A REENACTMENT FLAMEOUT WAS ACCOMPLISHED WHEN THE FUEL PUMPS WERE'FAILED'BY PULLING THE CIRCUIT BREAKERS AND, AS IN THE ACTUAL ACCIDENT FLAMEOUT, THERE WERE NO INDICATIONS ON THE COCKPIT INSTRUMENTS.
Quoted verbatim from the NTSB record.
Other Bell B-206B accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 17 Oct 1983 | Bell B-206B | Paxson, Alaska, United States | Air Logistics of AK Inc | Minor injuries | - |
| 19 Jan 1991 | Bell B 206B III | So. Pass Blk 70 | Petroleum Helicopters, Inc. | Fatal | 3 |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 8 Jun 1983 | Cessna 182 | Bettles, Alaska, United States | John Pletting | No injuries | - |
| 19 Jun 1983 | Piper PA-18 | Squaw Lake, Alaska, United States | - | No injuries | - |
| 24 Jun 1983 | Piper PA-18 | Palmer, Alaska, United States | - | No injuries | - |
| 27 Jun 1983 | Piper J-3 | Skwentna, Alaska, United States | - | Minor injuries | - |
| 26 Jun 1983 | Cessna 170 | Fairbanks, Alaska, United States | - | No injuries | - |
| 28 Jun 1983 | Cessna 180 | King Salmon, Alaska, United States | - | No injuries | - |