# NTSB DEN84LA277: Cessna 180, West Jordan, UT, September 5, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 4, 1984, 19:00 local (Sep 5, 1984, 01:00 UTC)
- Place: West Jordan, UT
- Coordinates: 40.620094, -111.979614 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.6201&lon=-111.9796&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): 16476
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN84LA277
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16476/pdf
- Page: https://openairdocs.org/ntsb/DEN84LA277

## Sequence of events

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

- On ground/water encounter with weather, landing - roll
  - weather condition - unfavorable wind (contributing factor)
- Loss of control - on ground/water, landing - roll
  - compensation for wind conditions - improper, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - inadvertent, pilot in command
- Main gear collapsed, landing - roll
  - landing gear,main gear - overload

## Analysis

ACCORDING TO THE PLT, AT MIDFIELD DURING THE LANDING ROLL A GUST OF WIND FROM THE WEST CAUGHT THE RIGHT WING. THE ACFT GROUND LOOPED COLLAPSING THE LEFT MAIN LANDING GEAR AND DAMAGING THE LEFT WING. WHILE THE NEAREST WX OBSERVATION FACILITY REPORTED WIND FROM 350 DEG AT 8 KTS THE PLT STATED WESTERLY WINDS AT 20 KTS GUSTING TO 25 KTS PREVAILED DURING THE LANDING.

## Aircraft

- Registration: N926OC (not matched to a registry record)
- Reported make and model: CESSNA 180
- Category: Airplane
- Serial number: 31359
- Engines: CONTINENTAL O-470-A 225 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Dennis Brent Thomas
- Registered owner: Denis Brent Thomas
- Airworthiness certificate: Standard, Normal
- Airport: U42, Slc Muni., runway 16, 5,604 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 674 total, 155 in this make and model, 126 as pilot in command, 30 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 350° at 8 knots
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 90 °F, dew point 48 °F
- Altimeter: 30.00 inHg
- Observed at: SLC, 13 nm away

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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