Hiller UH12B accident near Rathdrum, Idaho, June 8, 1986
On June 8, 1986 at about 8:50 pm local time, a Hiller UH12B (helicopter), registered N41319, was destroyed in an accident near Rathdrum, Idaho. It was a personal flight under general aviation rules (Part 91). 2 people were seriously injured. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- June 8, 1986 · about 8:50 pm local time
- Place
- Rathdrum, Idaho · map
- Type
- Accident
- Injuries
- 2 people were seriously injured.
- Weather
- visual conditions (good weather)
- Aircraft
- Hiller UH12B · all UH12Bs on the register
- Registration
- N41319 · registry record · serial 433
- Damage
- Destroyed
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PLT REPORTED NOTICING THE FUEL GAGE WAS NEARING EMPTY SHORTLY BEFORE THE ENG QUIT. THE ACFT CRASHED DURING AN ATTEMPTED FORCED LANDING ON A ROAD. THE PLT STATED HE WAS FLYING THE ACFT TO HIS RESIDENCE WHERE IT WAS BASED. INVESTIGATION REVEALED LITTLE FUEL REMAINED WITHIN THE FUEL SYSTEM AND NO SIGNS OF FUEL LEAKAGE DURING THE ACCIDENT.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: private
- Ratings: single-engine land; rotorcraft: helicopter
- Flight time: 400 hours in all; 50 in this make and model; 300 as pilot in command
- Medical certificate: None
- Seat: ctr
The aircraft
- Airframe total time: 2,855 hours
- Last inspection: annual inspection, March 7, 1986; 22 hours since
- Maximum gross weight: 2,750 lb
- Seats: 3
- Landing gear: fixed
- Engine: Franklin GV4-200 (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 170° at 5 knots
- Visibility: 20 statute miles
- Sky: overcast at 6,000 ft; scat at 2,000 ft
- Temperature: 61°F (16°C), dew point 48°F (9°C)
- Altimeter: 30.00 inHg
- Observation at 7:48 pm from COE, 4 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 | |||
| Passengers | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Other NTSB records under N41319 the same tail number, which may have belonged to a different aircraft at the time
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.