# NTSB DEN84LA296: Piper PA-24-260, N8579P, Carrington, ND, September 20, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 20, 1984, 18:00 local (23:00 UTC)
- Place: Carrington, ND
- Coordinates: 47.449962, -99.120895 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=47.4500&lon=-99.1209&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 16488
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN84LA296
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/16488/pdf
- Page: https://openairdocs.org/ntsb/DEN84LA296

## Sequence of events

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

- Complete gear collapsed, landing - flare/touchdown
  - landing gear - undetermined (cause)
  - checklist - not followed, pilot in command (contributing factor)
  - gear down and locked - not identified, pilot in command (contributing factor)

## Analysis

ACCORDING TO THE PLT, THE LANDING GEAR WERE EXTENDED ON BASE LEG BUT HE DID NOT RECALL SEEING THE GREEN LIGHT INDICATING A DOWN AND LOCKED CONFIGURATION. AS THE ACFT TOUCHED DOWN SOME RESISTANCE WAS FELT BY THE PLT AS ALL 3 GEAR COLLAPSED AND THE ACFT SETTLED ONTO THE RWY. NO MECHANICAL MALFUNCTION WAS REPORTED OR DISCOVERED.

## Aircraft

- Registration: [N8579P](https://openairdocs.org/aircraft/N8579P), registered now, S/N 24-4036, built 1964 (OpenAirDocs)
- Reported make and model: PIPER PA-24-260
- Registry model: [Piper PA-24-260](https://openairdocs.org/model/piper-pa-24-260) (registry code 7102406) (OpenAirDocs)
- Registry engine: [Lycoming IO-540 series](https://openairdocs.org/engine/lycoming-io-540-series) (registry code 41585, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 24-4036
- Airframe hours: 3007
- Engines: LYCOMING O-540-E4A5 260 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Registered owner: George Houston
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, February 28, 1984, 42 hours before
- Departed: FAR, FARGO, ND
- Airport: 46D, Matheny, runway 13, 3,813 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 44; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 1,380 total, 870 in this make and model, 1,320 as pilot in command, 20 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 150° at 10 knots
- Visibility: 15 statute miles
- Lowest ceiling: none

## 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 19840920050559A](https://openairdocs.org/incident/19840920050559A), Sep 20, 1984: Piper PA24260, Carrington, ND, Substantial damage. Landing gear in transit to down position. Collapsed when the aircraft touched down. Impact tore gear motor loose.

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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