# NTSB DEN85LA205: Cessna 172RG, N9455D, Evanston, WY, July 30, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 30, 1985, 13:55 local (19:55 UTC)
- Place: Evanston, WY
- Coordinates: 41.250751, -110.960418 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.2508&lon=-110.9604&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16736
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN85LA205
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16736/pdf
- Page: https://openairdocs.org/ntsb/DEN85LA205

## Sequence of events

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

- Loss of control - in flight, landing
  - weather condition - gusts (contributing factor)
  - clearance - inadequate, pilot in command (cause)
  - weather condition - crosswind (contributing factor)
  - directional control - not maintained, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled
  - terrain condition - downhill (contributing factor)

## Analysis

THE PLT LOST DIRESTIONAL CONTROL OF THE ACFT WHILE ATTEMPTING TO LAND IN GUSTY X-WIND CONDITIONS. THE ACFT WAS DESTROYEDWHEN IT IMPACTED TERRAIN IN A 50 FT DEEP RAVINE.

## Aircraft

- Registration: [N9455D](https://openairdocs.org/deregistered/N9455D-1988-04-07), registration cancelled 1988-04-07, S/N 172RG1170 (OpenAirDocs)
- Reported make and model: CESSNA 172RG
- Registry model: [Cessna 172RG](https://openairdocs.org/model/cessna-172rg) (registry code 2072438) (OpenAirDocs)
- Category: Airplane
- Serial number: 1170
- Airframe hours: 214
- Engines: LYCOMING O-360-F1A6 180 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Registered owner: Harold Renollet
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, April 24, 1985, 214 hours before
- Departed: APA, ENGLEWOOD, CO
- Destination: PVU, PROVO, UT
- Flight plan: VFR
- Airport: EVW, Evanston, runway 23, 7,300 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 57; private; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,076 total, 720 in this make and model, 1,015 as pilot in command, 105 in the last 90 days, 47 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 15 knots, gusting 25
- Visibility: 40 statute miles
- Lowest ceiling: 7,000 ft broken
- Temperature: 72 °F, dew point 37 °F
- Altimeter: 30.00 inHg
- Observed at: EVW

## 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 19850730035169A](https://openairdocs.org/incident/19850730035169A), Jul 30, 1985: Cessna 172RG, Evanston, WY, Destroyed. Could not handle gusty crosswind landing. Drifted off right side of runway nto a ravine.

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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