Cessna 170B accident near Madison, Georgia, December 9, 1986
On December 9, 1986 at about 5:15 pm local time, a Cessna 170B, registered N2464D, was substantially damaged in an accident near Madison, Georgia. It was a personal flight under general aviation rules (Part 91). 1 person was killed. 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
- December 9, 1986 · about 5:15 pm local time
- Place
- Madison, Georgia · map
- Type
- Accident
- Injuries
- 1 person was killed.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 170B · all 170Bs on the register
- Registration
- N2464D · registry record · serial 20616
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
ALTHOUGH THERE WERE NO WITNESSES TO THE CRASH, ONE WITNESS DID OBSERVE THE ACFT TAXIING AT A VERY SLOW SPEED TOWARD THE DEPT END OF THE RWY. ABT 30 MINS LATER THE WRECKAGE WAS FD IN A FLD EAST OF THE AIRSTRIP. EXAM INDICATED IT COLLIDED W THE GD IN A NEAR VERTICAL ATTITUDE SIMILAR TO AN ACFT THAT HAD STALLED AFT TKOF. THE #5 EXH VALVE WAS FOUND SEIZED IN THE OPEN POSITION. CONDITIONS WERE CONDUCIVE TO CARB ICE AND THE PLT HANDBOOK CAUTIONS AGAINST CARB ICE FORMING ON THE GD AT IDLE SPEEDS. IN ADDITION, RCDS INDICATED THE ACT WAS AUTHRZD USE OF AUTO FUEL AND AN FAA AC INDICATED CARB ICE FORMS IN LESS TIME AND AT HIGHER TEMPS THAN AV GAS.
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: airline transport pilot
- Ratings: multi-engine land; single-engine land; instrument: airplane
- Flight time: 10,144 hours in all
- Medical certificate: Class 1 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 4,082 hours
- Last inspection: annual inspection, January 11, 1986; 42 hours since
- Maximum gross weight: 2,200 lb
- Seats: 4
- Landing gear: fixed
- Engine: Continental O-300-D (piston); 0 hours total
The flight
- Departed from: Madison GA
- Flight plan: none
- Runway 9, 1,650 ft by 20 ft
Weather at the time
- Light: daylight
- Wind: from 210° at 6 knots
- Visibility: 7 statute miles
- Sky: overcast at 900 ft; not recorded at 900 ft
- Temperature: 64°F (18°C), dew point 61°F (16°C)
- Altimeter: 30.00 inHg
- Observation at 5:52 pm from AHN, 30 miles away
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.