# NTSB DEN85LA249: Cessna TU206G, N5322U, Evanston, WY, September 27, 1985

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Limited investigation · Final report
- Date: September 27, 1985, 00:15 local (06:15 UTC)
- Place: Evanston, WY
- Coordinates: 41.249782, -110.960014 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.2498&lon=-110.9600&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16768
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA249
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16768/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA249

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, approach - vfr pattern - base leg/base to final
  - light condition - night (contributing factor)
  - mixture - not used, pilot in command (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, maneuvering - turn to landing area (emergency)
  - terrain condition - ground (contributing factor)

## Analysis

THE PLT SAID THE ENG QUIT AS HE WAS TURNING FROM BASE LEG TO FINAL APCH FOR RWY 24 AT EVANSTON (WY) ARPT. THE ACFT CRASHED AS THE PLT MANEUVERED FOR AN EMERG LANDING. DISASSEMBLY AND EXAMINATION OF THE ENG DISCLOSED NO REASON ON WHY THE ENGINE FAILED. THE MIXTURE CONTROL WAS FOUND IN A LEANED POSITION AND THE FUEL CONTROL WAS FOUND AGAINST THE IDLE CUT-OFF STOP. THE ACFT HAD BEEN CRUISING AT 10,500 FT. AND WAS LANDING AT AN ARPT SITUATED AT AN ELEVATION OF 7,162 FT.

## Aircraft

- Registration: [N5322U](https://openairdocs.org/deregistered/N5322U-2013-04-09), registration cancelled 2013-04-09, S/N U20605203, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA TU206G
- Registry model: [Cessna TU206G](https://openairdocs.org/model/cessna-tu206g) (registry code 2073357) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: U20605203
- Airframe hours: 3048
- Engines: CONTINENTAL TSIO-520-M 310 horsepower reciprocating
- Damage: No damage
- Flight: Personal, Part 91
- Registered owner: Evanston Aviation, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, July 19, 1985, 84 hours before
- Departed: SLC, SALT LAKE CITY, UT
- Airport: 000, Evanston, runway 23, 7,300 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 35; commercial, flight instructor; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 1,246 total, 36 in this make and model, 1,088 as pilot in command, 116 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/bright
- Wind: 160° at 6 knots
- Visibility: 15 statute miles
- Lowest ceiling: 18,000 ft broken
- Temperature: 50 °F, dew point 18 °F
- Altimeter: 29.00 inHg
- Observed at: RKS, 85 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 19850927054769A](https://openairdocs.org/incident/19850927054769A), Sep 27, 1985: Cessna TU206G, Evanston, WY, Destroyed. Stalled, impacted ground after engine quit on base. Two cylinders with low compression. Plugs had gaps too large.

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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