# NTSB LAX85LA237: Cessna 195, N4331N, Tucson, AZ, April 6, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 6, 1985, 11:30 local (18:30 UTC)
- Place: Tucson, AZ
- Coordinates: 32.219295, -110.820709 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.2193&lon=-110.8207&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24714
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX85LA237
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24714/pdf
- Page: https://openairdocs.org/ntsb/LAX85LA237

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - brakes(normal) - improper use of, dual student (cause)
  - directional control - not maintained, dual student (cause)
  - ground loop/swerve - uncontrolled, dual student (cause)
  - remedial action - delayed, flight instructor(on ground) (contributing factor)
  - supervision - inadequate, flight instructor(on ground) (contributing factor)

## Analysis

THE STUDENT LOST CONTROL & GROUND LOOPED THE ACFT DURING ROLLOUT FROM THE FIFTH LANDING WHILE PRACTICING FOR HIS BFR. THE CFI REPORTED THAT THE ACCIDENT MIGHT HAVE BEEN PREVENTED HAD HE BEEN MORE ATTENTIVE AND/OR PROVIDED BETTER SUPERVISION.

## Aircraft

- Registration: [N4331N](https://openairdocs.org/aircraft/N4331N), registered now, S/N 7078, built 1947 (OpenAirDocs)
- Reported make and model: CESSNA 195
- Registry model: [Cessna 195](https://openairdocs.org/model/cessna-195) (registry code 2073102) (OpenAirDocs)
- Registry engine: [Jacobs R755A series](https://openairdocs.org/engine/jacobs-r755a-series) (registry code 35006, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 7078
- Engines: JACOBS R-755-9 245 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 91
- Registered owner: Charles R. Griffon Jr.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 1, 1985, 2 hours before
- Departed: RYN, TUCSON, AZ
- Airport: RYN, Ryan Field, runway 6, 5,500 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 63; flight instructor, airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: right; flight hours: 21,980 total, 201 in this make and model, 21,925 as pilot in command, 158 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day

## 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 19850406051589A](https://openairdocs.org/incident/19850406051589A), Apr 6, 1985: Cessna 195, Tucson, AZ, Substantial damage. Aircraft ground looped due to student brake application on rollout.

## Other investigations on N4331N (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 CHI02LA273](https://openairdocs.org/ntsb/CHI02LA273), Aug 30, 2002: Cessna 195 (N4331N), Shenandoah, IA, substantial damage. Probable cause: The pilot's inadequate compensation for wind, and the locked brake. A factor associated with the accident was the crosswind.

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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