Cessna 150 accident near Anchorage, Alaska, July 29, 1983
On July 29, 1983 at about 2:00 am local time, a Cessna 150, registered N6446K, was substantially damaged in an accident near Anchorage, Alaska (Anchorage airport). It was an instructional 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
- July 29, 1983 · about 2:00 am local time
- Place
- Anchorage, Alaska · Anchorage · map
- Type
- Accident
- Injuries
- No one was hurt; 2 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 150 · all 150s on the register
- Registration
- N6446K · no longer on the register · serial 15077707
- Damage
- Substantial damage
- Flight
- Instructional flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE ACFT DURING TAXI TO TAKEOFF IN A WIND OF 11 KTS GUSTING TO 19 KTS SUDDENLY WENT OFF THE TAXIWAY INTO A 30 FT DEEP OPEN DITCH. THIS WAS A DUAL INSTRUCTIONAL FLT AND THERE WAS APPARENTLY NO MECHANICAL MALFUNCTIONS EVEN THOUGH THE CFI STATED THAT THIS ACFT HAD TWO PREVIOUS BRAKE PROBLEMS. THE BRAKES WERE EXAMINED AND THE EXAMINATION FAILED TO REVEAL ANYMECHANICAL FAILURE OR MALFUNCTION IN THE SYSTEM.
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: flight instructor, commercial pilot
- Ratings: multi-engine land; single-engine land; single-engine sea; instructor: airplane multi-engine; instructor: airplane single-engine; instructor: instrument airplane; instrument: airplane
- Flight time: 1,575 hours in all; 326 in this make and model; 206 in the last 90 days; 100 in the last 30 days; 1,221 as pilot in command
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: rgt
The aircraft
- Airframe total time: 4,694 hours
- Last inspection: annual inspection, August 23, 1983; 56 hours since
- Maximum gross weight: 1,600 lb
- Seats: 2
- Landing gear: fixed
- Engine: Lycoming O-200A (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 200° at 11 knots, gusting 19
- Visibility: 60 statute miles
- Sky: scat at 5,000 ft
- Temperature: 72°F (22°C), dew point 46°F (8°C)
- Altimeter: 29.00 inHg
- Observation at 9:00 pm from ANC
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 2 |
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 N6446K 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.