# NTSB DEN82DA138: Cessna 172, N6487D, Billings, MT, July 20, 1982

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Final report
- Date: July 20, 1982, 08:05 local (14:05 UTC)
- Place: Billings, MT
- Coordinates: 45.649326, -108.37947 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.6493&lon=-108.3795&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report July 20, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 69951
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN82DA138
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/69951/pdf
- Page: https://openairdocs.org/ntsb/DEN82DA138

## Sequence of events

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

- Loss of control - on ground/water, landing - flare/touchdown
  - weather condition - turbulence,clear air (contributing factor)
  - weather condition - crosswind (contributing factor)
  - weather condition - gusts (contributing factor)
  - compensation for wind conditions - improper, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - inadvertent, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - downhill (contributing factor)
  - object (contributing factor)

## Analysis

THE AIRCRAFT CRASHED DURING A LANDING ON RUNWAY 27R. AT THE TIME OF THE ACCIDENT, THE WINDS WERE REPORTED TO BE FROM 210 DEGREES AT 11 KTS. THE PILOT STATED THAT HE ENCOUNTERED MODERATE TURBULENCE DURING THE APPROACH. HE BELIEVED THAT HE ALSO ENCOUNTERED A GUST OF WIND WHEN HE TOUCHED DOWN. AFTER LANDING, THE PLANE DEPARTED THE RIGHT SIDE OF THE RUNWAY, PROCEEDED DOWN AN EMBANKMENT, AND HIT SEVERAL CONCRETE BLOCKS.

## Aircraft

- Registration: [N6487D](https://openairdocs.org/aircraft/N6487D), registered now, S/N 17272831, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17272831
- Airframe hours: 9588
- Engines: LYCOMING O-320-H2AD 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: James & Betty Brickley
- Departed: GCC, GILLETTE, WY
- Destination: BERRIEN SPRINGS, MI
- Airport: BIL, Billings Logan, runway 27, 10,500 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 26; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; flight hours: 1,265 total, 356 in this make and model, 951 as pilot in command, 374 in the last 90 days, 15 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 210° at 11 knots
- Visibility: 50 statute miles
- Temperature: 154 °F
- Altimeter: 30.00 inHg
- Observed at: BIL

## 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 19820720035649A](https://openairdocs.org/incident/19820720035649A), Jul 20, 1982: Cessna 172N, Billings, MT, Substantial damage. Lost directional control on a crosswind landing. Ran off runway down an embankment, striking concrete blocks.

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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