Maule M-4-220C accident near Winner, South Dakota, May 10, 1984
On May 10, 1984 at about 10:00 pm local time, a Maule M-4-220C, registered N40352, was substantially damaged in an accident near Winner, South Dakota (Bob Wiley airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 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
- May 10, 1984 · about 10:00 pm local time
- Place
- Winner, South Dakota · Bob Wiley · map
- Type
- Accident
- Injuries
- No one was hurt; 2 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Maule M-4-220C · all M-4-220Cs on the register
- Registration
- N40352 · registry record · serial 2130C
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PLT REPORTED THAT A GUST OF WIND WAS ENCOUNTERED DURING THE LANDING ROLL. THE ACFT SWERVED TO THE RIGHT & LEFT RUDDER DID NOT CORRECT THE SITUATION. THE ACFT LEFT THE RWY & COLLIDED WITH A DITCH. THE PLT SAID THAT HE EXAMINED THE TAILWHEEL AFTER THE ACCIDENT & FOUND IT 'UNDULY STIFF.' HE THOUGHT THIS MADE CONTROL OF THE TAILWHEEL 'WEAK TO NON-EXISTENT.' HE DID NOT MENTION ANY PREVIOUS PROBLEMS WITH THE TAILWHEEL.
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: multi-engine land; single-engine land
- Flight time: 1,263 hours in all; 12 in this make and model; 108 in the last 90 days; 1,125 as pilot in command
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 450 hours
- Last inspection: annual inspection, August 15, 1983; 45 hours since
- Maximum gross weight: 2,300 lb
- Seats: 4
- Landing gear: fixed
- Engine: Franklin 6A-350-C1 (piston); 0 hours total
The flight
- Departed from: ECS Newcastle WY at 8:00 pm
- Flight plan: none
- Runway 31, 3,900 ft by 75 ft
Weather at the time
- Light: daylight
- Wind: from 020° at 15 knots, gusting 25
- Visibility: 15 statute miles
- Sky: scat at 5,000 ft
- Temperature: 64°F (18°C), dew point 0°F (-18°C)
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.
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.