# NTSB FTW83FA357: Ayres S2R, N5054X, Waldenburg, AR, July 29, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Field investigation · Final report
- Date: July 29, 1983, 17:00 local (22:00 UTC)
- Place: Waldenburg, AR
- Location: 35.5653° N, 90.9346° W: Placed by OpenAirDocs: center of Waldenburg, AR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.5653&lon=-90.9346&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 20750
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW83FA357
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/20750/pdf
- Page: https://openairdocs.org/ntsb/FTW83FA357

## Sequence of events

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

- Airframe/component/system failure/malfunction, maneuvering - aerial application
  - propeller system/accessories - fatigue (cause)
- Forced landing, landing
- In flight collision with terrain/water, landing - flare/touchdown

## Analysis

THIS ACFT MADE A HARD FORCED LANDING IN A FIELD DURING AERIAL APPLICATION AFTER THE ENGINE FAILED. THE LANDING GEAR FAILED DURING THE LANDING. THE POST ACCIDENT EXAMINATION OF THE ENGINE SHOWED A FAILURE AND SEPARATION OF THE REDUCTION GEARING. THE FAILURE WAS DETERMINED TO BE FROM PROGRESSIVE FATIGUE.

## Aircraft

- Registration: N5054X (not matched to a registry record)
- Reported make and model: Ayres S2R
- Category: Airplane
- Serial number: 2419R
- Airframe hours: 1684
- Engines: WRIGHT R-1820-71 reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Wood Aviation
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, May 5, 1983, 178 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 35; commercial; airplane ratings: multi-engine land, single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 5,457 total, 5,457 in this make and model, 5,000 as pilot in command, 320 in the last 90 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 2 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 95 °F

## 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 19830729036599A](https://openairdocs.org/incident/19830729036599A), Jul 29, 1983: Ayres S2RR1820, Waldenberg, AR, Substantial damage. Engine nose case and propeller separated from the aircraft during an ag turn. Reduction drive gear fatigue failed.

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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