# NTSB CHI86FEV02: Jerry Cox Goldwing, N85JC, Mattoon, IL, May 24, 1986

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Final report
- Date: May 24, 1986, 18:15 local (23:15 UTC)
- Place: Mattoon, IL
- Coordinates: 39.469882, -88.359512 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=39.4699&lon=-88.3595&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13339
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI86FEV02
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13339/pdf
- Page: https://openairdocs.org/ntsb/CHI86FEV02

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Airframe/component/system failure/malfunction, maneuvering
  - throttle/power control - improper use of, pilot in command (cause)
  - altitude - not maintained, pilot in command (cause)
  - maneuver - excessive, pilot in command (cause)
  - wing - overload (cause)
- In flight collision with object, descent - uncontrolled
  - object - tree(s)

## Analysis

THE ACFT WAS CIRCLING A RACETRACK AT A RELATIVELY LOW ALT, DESCRIBED AS BETWEEN 800-1500 FT AGL, WITH THE ENG THROTTLED BACK. DURING A SUBSEQUENT STEEP BANK TO THE LEFT WHILE ACCELERATING THE LEFT WING FAILED AND THE ACFT CRASHED INTO THE TREES.

## Aircraft

- Registration: [N85JC](https://openairdocs.org/deregistered/N85JC-1988-04-08), registration cancelled 1988-04-08, S/N 21002 (OpenAirDocs)
- Reported make and model: JERRY COX GOLDWING
- Registry model: [Cox Jerry GOLDWING](https://openairdocs.org/model/cox-jerry-goldwing) (registry code 05675YV) (OpenAirDocs)
- Category: Airplane, amateur-built
- Serial number: 21002
- Airframe hours: 33
- Engines: Bombardier ROTAX 47 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Jerry L. Cox
- Airworthiness certificate: Special, Experimental (Special)
- Last inspection: Annual, September 15, 1985, 2 hours before
- Departed: MTO, MATTOON, IL
- Destination: MTO, MATTOON, IL

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 50; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: center; flight hours: 111 total, 33 in this make and model, 57 as pilot in command, 10 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 60° at 10 knots
- Visibility: 5 statute miles
- Lowest ceiling: 8,000 ft overcast
- Temperature: 75 °F, dew point -0 °F
- Altimeter: 29.00 inHg
- Observed at: MTO, 1 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19860524033609A](https://openairdocs.org/incident/19860524033609A), May 24, 1986: Amtr GOLDWING, Mattoon, IL, Substantial damage. Left wing failed during a left bank. The upper spar tubular member was broken. The bottom tubular member was bent.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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