# NTSB FTW84FPJ01: Piper PA-22, N3564A, Byron, OK, April 29, 1984

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: April 29, 1984, 12:09 local (17:09 UTC)
- Place: Byron, OK
- Coordinates: 36.749271, -98.350433 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.7493&lon=-98.3504&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 21152
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW84FPJ01
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/21152/pdf
- Page: https://openairdocs.org/ntsb/FTW84FPJ01

## Sequence of events

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

- In flight encounter with weather, descent - normal
  - weather condition - low ceiling (contributing factor)
  - weather condition - fog (contributing factor)
  - weather condition - rain (contributing factor)
  - weather condition - obscuration (contributing factor)
  - vfr flight into imc - continued, pilot in command (cause)
- Loss of control - in flight, descent - normal
  - aircraft handling - uncontrolled, pilot in command (cause)
  - spatial disorientation, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE ACFT HAD IMPACTED THE GROUND AT A 60 DEG ANGLE. THE 1153 WX AT PONCA CITY, OK (60 MI EAST OF THE CRASH SITE) WAS CEILINGS OBSCURED TO VISION & INDEFINITE, WITH THUNDERSTORMS, RAIN & FOG. THE CEILING WAS ESTIMATED TO BE 200 FT OBSCURED.

## Aircraft

- Registration: [N3564A](https://openairdocs.org/deregistered/N3564A-2012-11-08), registration cancelled 2012-11-08, S/N 22-1838, built 1953 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22](https://openairdocs.org/model/piper-pa-22) (registry code 7102202) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 22-1838
- Airframe hours: 3150
- Engines: LYCOMING O-290-D2 135 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Operator: Mallie Wise Thomas
- Registered owner: Preston W Batula
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, May 16, 1983, 74 hours before
- Departed: FREEDOM, OK
- Destination: NEWKIRK, OK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 23; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; toxicology performed

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 200° at 25 knots, gusting 35
- Lowest ceiling: 200 ft
- Temperature: 63 °F, dew point 63 °F
- Altimeter: 29.00 inHg
- Observed at: PNS, 60 nm away

## 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 19840429014549A](https://openairdocs.org/incident/19840429014549A), Apr 29, 1984: Piper PA22, Bryon, OK, Destroyed, 1 fatal. Report indicates pilot lost control of the aircraft in area of a thunderstorm and IMC. No record of weather brifing

## Other investigations on N3564A (1)

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.

- [NTSB FTW66D0492](https://openairdocs.org/ntsb/FTW66D0492), Jan 26, 1966: Piper PA-22 (N3564A), Sunray, TX, substantial damage

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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