Glasflugel LIBELLE accident near Osseo, Michigan, July 1, 1984
On July 1, 1984 at about 8:15 pm local time, a Glasflugel LIBELLE (glider), registered N1106B, was substantially damaged in an accident near Osseo, Michigan (Hillsdale airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was 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
- July 1, 1984 · about 8:15 pm local time
- Place
- Osseo, Michigan · Hillsdale · map
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Glasflugel LIBELLE
- Registration
- N1106B · registry record · serial 68
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PLT STATED THAT THE THERMALS DISSIPATED & HE HAD TO MAKE AN OFF ARPT LANDING. THE LANDING WAS MADE IN A FIELD OF TALL GRASS & THE LEFT WING CONTACTED THE GRASS FIRST RESULTING IN A 90 DEG GROUND LOOP. THE AFT FUSELAGE SECTION SEPARATED.
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: rotorcraft: glider
- Flight time: 122 hours in all; 60 in this make and model; 15 in the last 90 days
- Medical certificate: None
- Seat: ctr
The aircraft
- Airframe total time: 1,348 hours
- Last inspection: annual inspection, April 12, 1984; 13 hours since
- Maximum gross weight: 660 lb
- Seats: 1
- Landing gear: fixed
- Engine: (type not recorded); 0 hours total
The flight
- Departed from: OH14 Montpelier OH at 4:45 pm
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 060° at 5 knots
- Visibility: 7 statute miles
- Sky: ovct at 4,000 ft
- Temperature: 81°F (27°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 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.
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.