# NTSB ANC92LA086: Piper PA-22, N6840B, Mcgrath, AK, May 21, 1992

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: May 21, 1992, 14:00 local (22:00 UTC)
- Place: Mcgrath, AK
- Coordinates: 63.609172, -154.780181 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=63.6092&lon=-154.7802&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 26, 1993
- Report: Approved by Office Director
- NTSB office: Alaska Regional Office
- NTSB case key (mKey): 5736
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC92LA086
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/5736/pdf
- Page: https://openairdocs.org/ntsb/ANC92LA086

## Probable cause

THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL, AND HIS INADEQUATE REMEDIAL ACTION.

## 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
  - directional control - not maintained, pilot in command (cause)
  - remedial action - inadequate, pilot in command (cause)
- Dragged wing,rotor,pod,float or tail/skid, landing - roll

## Analysis

THE PILOT OF THE PIPER PA-22 HAD TROUBLE MAINTAINING DIRECTIONAL CONTROL AFTER TOUCHDOWN, AND DID NOT TAKE ADEQUATE REMEDIAL ACTION TO KEEP THE AIRCRAFT FROM GROUND LOOPING AND DRAGGING A WING.

## Aircraft

- Registration: N6840B (not matched to a registry record)
- Reported make and model: PIPER PA-22
- Category: Airplane
- Serial number: 22-4138
- Engines: LYCOMING O-360 180 horsepower unknown
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Chase, Kenneth W.
- Registered owner: Chase, Kenneth W.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, January 2, 2000
- Departed: ANV, ANVIK, AK
- Destination: MCG, MCGRATH, AK
- Airport: MCG, Mc Grath

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 52; private; airplane ratings: single-engine land; medical: class 2, expired; seat: left

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 66 °F, dew point 37 °F
- Altimeter: 30.00 inHg

## 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 19920521015609A](https://openairdocs.org/incident/19920521015609A), May 21, 1992: Piper PA22150, Mcgrath, AK, Substantial damage. Ground looped and dragged a wing during landing roll in the tail wheel aircraft.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.