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Accidents · NTSB DEN87LA142 · Preliminary: the investigation is not finished

Bell 206B II accident near Logan, Utah, June 3, 1987

On June 3, 1987 at about 10:00 pm local time, a Bell 206B II (helicopter), registered N59624, was substantially damaged in an accident near Logan, Utah. It was a personal flight under general aviation rules (Part 91). No one was hurt; 3 people were on board or involved. 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 3, 1987 · about 10:00 pm local time
Place
Logan, Utah · map
Type
Accident
Injuries
No one was hurt; 3 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Bell 206B II · all 206B IIs on the register
Registration
N59624 · no longer on the register · serial 1532
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

THE PLT DID NOT HAVE AUTHORIZATOIN FROM HIS EMPLOYER TO CONDUCT THE FLIGHT. THE PLT STATED AFTER THE ACC THAT HE WAS ON A LCL FLT WITH THE PAX TO VIEW PROPERTY. HE CONT TO STATE THAT DRNG A RT TURN THE ENG LOW ROTOR RPM WARNING SOUNDED. THE PLT EXECUTED AN AUTOROTATION AND LNDD HARD IN A HAY FIELD. THE TAIL BOOM WAS SEVERED BY THE MAIN ROTOR BLADES. POST CRASH EXAM REVEALED NO EVIDENCE OF A MECH MALFUNTION OR FAILURE OF THE ACFT OR ENG.

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: commercial pilot
  • Ratings: single-engine land; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 5,030 hours in all; 3,550 in this make and model; 48 in the last 90 days; 4,700 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: rgt

The aircraft

  • Airframe total time: 4,343 hours
  • Last inspection: annual inspection, May 29, 1987; 64 hours since
  • Maximum gross weight: 3,200 lb
  • Seats: 5
  • Landing gear: fixed
  • Engine: Allison A250-C20B (turboshaft); 0 hours total
  • Operator: Reeder Flying Service, INC.

The flight

  • Departed from: LGU Logan UT at 9:55 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Visibility: 40 statute miles
  • Sky: scat at 20,000 ft
  • Temperature: 75°F (24°C), dew point 45°F (7°C)
  • Altimeter: 30.00 inHg
  • Observation at 9:50 pm from LGU

Injuries

FatalSeriousMinorNone
Crew1
Passengers2

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.

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.