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Accidents · NTSB CHI90DEV10 · Final report

Carlson Aircraft COMMANDER ELITE accident near Jerseyville, Illinois, September 30, 1990

On September 30, 1990 at about 9:45 pm local time, a Carlson Aircraft COMMANDER ELITE, registered N60AC, was destroyed in an accident near Jerseyville, Illinois. 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 PILOT'S FAILURE TO MAINTAIN CONTROL OF THE GYROPLANE.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
September 30, 1990 · about 9:45 pm local time
Place
Jerseyville, Illinois · map
Type
Accident
Injuries
1 person was killed.
Weather
visual conditions (good weather)
Aircraft
Carlson Aircraft COMMANDER ELITE COMMANDER
Registration
N60AC · registry record · serial 0010
Damage
Destroyed
Flight
Personal flight · general aviation rules (Part 91)

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

THE BUILDER OF A GYROPLANE DEPARTED ON A LOCAL FLIGHT AND DESCENDED IN UNCONTROLLED FLIGHT TO GROUND IMPACT SHORTLY AFTER TAKEOFF. THE AIRCRAFT HAD NOT BEEN ISSUED AN AIRWORTHINESS CERTIFICATE NOR DID THE PRIVATE PILOT HAVE A GYROPLANE RATING. NO MECHANICAL DISCREPANCY WAS FOUND DURING INVESTIGATION.

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; rotorcraft: balloon
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: frt

The aircraft

  • Last inspection: inspection type not recorded
  • Maximum gross weight: 750 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Rotax (piston); 0 hours total

The flight

  • Destination: OK5
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 360° at 10 knots
  • Visibility: 20 statute miles
  • Sky: clear
  • Temperature: 70°F (21°C), dew point 43°F (6°C)
  • Altimeter: 30.00 inHg
  • Observation at 9:45 pm from ALN, 18 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.