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Accidents · NTSB SEA84LA117 · Preliminary: the investigation is not finished

Aeronca 7BCM accident near Ketchikan, Alaska, May 25, 1984

On May 25, 1984 at about 9:45 pm local time, a Aeronca 7BCM, registered N3731E, was substantially damaged in an accident near Ketchikan, Alaska (None 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 25, 1984 · about 9:45 pm local time
Place
Ketchikan, Alaska · None · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Aeronca 7BCM · all 7BCMs on the register
Registration
N3731E · no longer on the register · serial 7AC-7022
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

THE PLT WAS MAKING A LOW TURN AT SLOW AIRSPEED TO LAND ON A GRAVEL ROAD. HIS LEFT GEAR DUG INTO THE GRAVEL AND BROKE OFFAND THE ACFT GROUND LOOPED.

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, flight instructor, flight engineer
  • Ratings: multi-engine land; single-engine land; single-engine sea; instructor: airplane multi-engine; instructor: airplane single-engine; instructor: helicopter; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 4,017 hours in all; 26 in this make and model; 39 in the last 90 days; 3,494 as pilot in command
  • Medical certificate: Class 1 (valid medical--no waivers/lim.)
  • Seat: frt

The aircraft

  • Airframe total time: 4,692 hours
  • Last inspection: annual inspection, December 19, 1983; 22 hours since
  • Maximum gross weight: 1,300 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental C-85-12 (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 340° at 8 knots
  • Visibility: 35 statute miles
  • Sky: scat at 3,500 ft
  • Temperature: 54°F (12°C), dew point 41°F (5°C)
  • Altimeter: 30.00 inHg
  • Observation at 9:55 pm from KTN, 45 miles away

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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.