# NTSB FTW86LA123: Cessna 152, N47802, Porum, OK, July 7, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 7, 1986, 14:30 local (19:30 UTC)
- Place: Porum, OK
- Coordinates: 35.350246, -95.260643 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=35.3502&lon=-95.2606&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 22052
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW86LA123
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/22052/pdf
- Page: https://openairdocs.org/ntsb/FTW86LA123

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, cruise - normal
  - became lost/disoriented - inadvertent, pilot in command (contributing factor)
  - fluid,fuel - exhaustion (cause)
- Forced landing, descent - emergency
- On ground/water collision with object, landing - roll
  - object - fence (contributing factor)

## Analysis

THE STUDENT PILOT BECAME DISORIENTED DURING A CROSS-COUNTRY FLIGHT. HE WAS UNABLE TO FIND AN AIRPORT AND HAD TO LAND IN A FIELD DUE TO FUEL EXHAUSTION. DURING THE ATTEMPTED LANDING HE HAD TO MANEUVER TO AVOID A HERD OF COWS AND COLLIDED WITH A CONCRETE FENCE POST RESULTING IN SUBSTANTIAL DAMAGE.

## Aircraft

- Registration: [N47802](https://openairdocs.org/deregistered/N47802-2017-06-07), registration cancelled 2017-06-07, S/N 15283252, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 15283252
- Airframe hours: 4235
- Engines: LYCOMING O-235-L2C 110 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Versatile Helicopters
- Airworthiness certificate: Standard, Normal
- Departed: OWP, SAND SPRINGS, OK
- Destination: MLC, MC ALLESTER, OK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; student; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 61 total, 61 in this make and model, 23 as pilot in command, 23 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 200° at 10 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 90 °F, dew point 66 °F
- Altimeter: 30.00 inHg
- Observed at: TUL, 50 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 19860707030919A](https://openairdocs.org/incident/19860707030919A), Jul 7, 1986: Cessna 152, Porum, OK, Substantial damage. Crash occurred during emergency landing after student became lost and fuel was exhausted.

## Other investigations on N47802 (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 FTW02LA073](https://openairdocs.org/ntsb/FTW02LA073), Jan 26, 2002: Cessna 152 (N47802), Ardmore, OK, substantial damage. Probable cause: the instructor pilot's delayed go-around which resulted in an in-flight collision with trees. A contributing factor to the accident was the instructor pilot's fatigued condition due to lack of sleep.

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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