# NTSB DEN87LA086: Boeing A75L3, N5084N, Belgrade, MT, April 5, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 4, 1987, 17:00 local (Apr 5, 1987, 00:00 UTC)
- Place: Belgrade, MT
- Coordinates: 45.809532, -111.150932 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.8095&lon=-111.1509&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 10, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 17192
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN87LA086
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/17192/pdf
- Page: https://openairdocs.org/ntsb/DEN87LA086

## Sequence of events

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

- Nose over, landing - flare/touchdown
  - elevator - improper use of, pilot in command (cause)

## Analysis

THE PLT REPORT THAT HE WAS LANDING ON A 9000 X 150 FT ASPHALT RWY. THE WIND WAS NEARLY DOWN THE RWY AT 4 TO 9 KTS. IN A TELEPHONE INTERVIEW 2 DAYS AFTER THE ACCIDENT THE PLT REPORTED THAT HE WAS MAKING A 'WHEELS' LANDING. HE SAID WHEN THE MAIN GEAR WAS ABOUT 1 FT ABOVE THE RWY WHEN THE TAIL ROSE SUDDENLY AND THE ACFT FLIPPED END OVER END COMING TO REST INVERTED ON THE RWY CENTERLINE. HE SAID EXAMINATION OF THE RWY SURFACE AFTER THE ACCIDENT DID NOT REVEAL ANY SKID MARKS. HE ALSO SAID HE DID NOT ENCOUNTER ANY TURBULENCE OR X-WIND.

## Aircraft

- Registration: [N5084N](https://openairdocs.org/deregistered/N5084N-1989-02-21), registration cancelled 1989-02-21, S/N 755714 (OpenAirDocs)
- Reported make and model: BOEING A75L3
- Registry model: [Boeing A75L3](https://openairdocs.org/model/boeing-a75l3) (registry code 1380102) (OpenAirDocs)
- Category: Airplane
- Serial number: 755714
- Airframe hours: 3314
- Engines: P&W UNKNOWN 220 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: John D. Duncan, doing business as Pacific Western Aviation, Inc.
- Registered owner: Dave Bruce
- Airworthiness certificate: Standard, Normal
- Airport: BZN, Gallatin, runway 30, 9,000 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 53; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 642 total, 42 in this make and model, 387 as pilot in command, 13 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 310° at 9 knots
- Visibility: 30 statute miles
- Lowest ceiling: none
- Temperature: 70 °F, dew point 19 °F
- Altimeter: 29.00 inHg
- Observed at: BZN

## 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 19870404012009A](https://openairdocs.org/incident/19870404012009A), Apr 4, 1987: Boeing A75L3, Belgrade, MT, Substantial damage. The aircraft nosed over during a wheel landing. Wheel landings are not recommended in this aircraft.

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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