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Accidents · NTSB SEA85FA217 · Preliminary: the investigation is not finished

Ercoupe (Eng & Research Corp.) 415-C accident near Orchards, Washington, September 18, 1985

On September 18, 1985 at about 11:56 pm local time, a Ercoupe (Eng & Research Corp.) 415-C, registered N93848, was destroyed in an accident near Orchards, Washington. 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
September 18, 1985 · about 11:56 pm local time
Place
Orchards, Washington · map
Type
Accident
Injuries
1 person was killed.
Weather
visual conditions (good weather)
Aircraft
Ercoupe (Eng & Research Corp.) 415-C
Registration
N93848 · no longer on the register · serial 1171
Damage
Destroyed
Flight
Personal flight · general aviation rules (Part 91)

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

THE PVT PLT WAS OBSERVED EXECUTING A WINGS LEVEL PULL-UP FROM A DIVE DURING WHICH, THE WITNESS REPORTED, THE WING TIPS BEGAN FLUTTERING. IMMEDIATELY THEREAFTER, BOTH WINGS SEPARATED IN POSITIVE OVERLOAD. VISUAL METEOROLOGICAL CONDITIONS EXISTED IN THE AREA OF THE ACCIDENT AND WINDS WERE LIGHT WITH NO REPORTED TUBULENCE. THERE WAS NO EVIDENCE OF ANY PRE-EXISTING WEAKNESS IN THE SPAR STRUCTURE AT THE SEPARATION POINT. THE CONDITION NECESSITATING THE PLT'S PULL-UP MANEUVER COULD NOT BE DETERMINED.

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: single-engine land
  • Flight time: 110 hours in all
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Last inspection: inspection type not recorded
  • Maximum gross weight: 1,260 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Continental C85-12F (piston); 0 hours total

The flight

  • Departed from: 59S Vancouver WA at 11:00 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 320° at 8 knots
  • Visibility: 25 statute miles
  • Sky: scat at 4,000 ft
  • Temperature: 66°F (19°C), dew point 48°F (9°C)
  • Altimeter: 30.00 inHg
  • Observation at 11:51 pm from PDX, 9 miles away

Injuries

FatalSeriousMinorNone
Crew1

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.