# NTSB FTW88FA104: Cessna 172P, N212FR, Le Flore, OK, May 18, 1988

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: May 18, 1988, 18:45 local (23:45 UTC)
- Place: Le Flore, OK
- Coordinates: 34.900291, -94.980377 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.9003&lon=-94.9804&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report July 19, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 22550
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW88FA104
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/22550/pdf
- Page: https://openairdocs.org/ntsb/FTW88FA104

## Sequence of events

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

- Loss of control - in flight, maneuvering
  - maneuver - initiated
  - airspeed - not maintained, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
  - diverted attention, pilot in command (cause)
  - impairment(drugs), pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE ACFT WAS BEING USED TO FLY OVER A WOODED AREA & SPOT CATTLE FOR PSNL ON THE GROUND. AFTER SPOTTING CATTLE FOR ABOUT 2 HRS, THE PLT WAS FLYING AT LOW ALT WHEN THE ACFT SUDDENLY ROLLED INTO A STEEP BANK, THEN THE NOSE DROPPED & THE ACFT CRASHED IN A STEEP DSCNT. A WITNESS RPRTD THE ENG REVVED UP JUST BEFORE IMPACT. SEVERAL TREE BRANCHES WERE FOUND AT THE CRASH SITE THAT HAD BEEN SMOOTHLY SEVERED BY THE PROP. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. DRG TOXICOLOGY STUDIES OF THE OCCUPANTS, LOW LVLS OF COCAINE & MARIJUANA WERE DETECTED. TESTS OF THE PLT'S URINE SHOWED A MARIJUANA METABOLITE LEVEL OF 79 NG/ML & A COCAINE LVL OF 0.13 MCG/ML. HIS BLOOD HAD A CARBOXY-THC LVL OF 12 NG/ML. TESTS OF THE PAX'S URINE SHOWED A MARIJUANA METABOLITE LEVEL OF 56 NG/ML & A COCAINE LEVEL OF 0.2 MCG/ML.

## Aircraft

- Registration: [N212FR](https://openairdocs.org/deregistered/N212FR-2013-10-18), registration cancelled 2013-10-18, S/N 17275238, built 1981 (OpenAirDocs)
- Reported make and model: CESSNA 172P
- Registry model: [Cessna 172P](https://openairdocs.org/model/cessna-172p) (registry code 2072436) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17275238
- Airframe hours: 4220
- Engines: LYCOMING O-320-D2J 160 horsepower reciprocating
- Damage: Destroyed
- Flight: Other work use, Part 91
- Registered owner: Wayne T. Abbott
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, March 26, 1988
- Departed: 6F1, TALIHINA, OK
- Destination: RKR, POTEAU, OK

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 23; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; toxicology performed; flight hours: 163 total, 89 in this make and model, 113 as pilot in command, 31 in the last 90 days, 7 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 130° at 4 knots
- Visibility: 20 statute miles
- Lowest ceiling: 25,000 ft broken
- Temperature: 75 °F, dew point 61 °F
- Altimeter: 29.00 inHg
- Observed at: MLC, 35 nm away

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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