Sunday, March 27, 2022

Loss of Control on Ground: Kitfox Speedster, N139KF; accident occurred January 21, 2022 at Sanderson Field Airport (KSHN), Shelton, Mason County, Washington









Aviation Accident Final Report - National Transportation Safety Board

The National Transportation Safety Board did not travel to the scene of this accident.

Additional Participating Entity:
Federal Aviation Administration / Flight Standards District Office; Seattle, Washington

Investigation Docket - National Transportation Safety Board:


Location: Shelton, Washington
Accident Number: WPR22LA082
Date and Time: January 21, 2022, 14:00 Local
Registration: N139KF
Aircraft: WIGHT ALBERT A KITFOX SPEEDSTER 
Aircraft Damage: Substantial
Defining Event: Loss of control on ground 
Injuries: 1 None
Flight Conducted Under: Part 91: General aviation - Personal

Analysis

The pilot reported that while landing his amateur built tailwheel equipped airplane, he experienced a ground loop to the left. Subsequently the right main wheel fell inside of a hole. The pilot stated the impact with the hole removed the right wheel causing structural damage to the right-side of the fuselage. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Probable Cause and Findings

The National Transportation Safety Board determines the probable cause(s) of this accident to be:
The pilot’s failure to maintain directional control during the landing roll.

Findings

Personnel issues Aircraft control - Pilot
Aircraft Directional control - Not attained/maintained

Factual Information

History of Flight

Landing-landing roll Loss of control on ground (Defining event)
Landing-landing roll Runway excursion
Landing-landing roll Landing gear collapse

Pilot Information

Certificate: Flight instructor
Age: 40,Male
Airplane Rating(s): Single-engine land; Multi-engine land
Seat Occupied: Right
Other Aircraft Rating(s): None 
Restraint Used: 4-point
Instrument Rating(s): Airplane 
Second Pilot Present: No
Instructor Rating(s): Airplane multi-engine; Airplane single-engine; Instrument airplane
Toxicology Performed:
Medical Certification: Class 2 With waivers/limitations 
Last FAA Medical Exam: April 21, 2021
Occupational Pilot: Yes
Last Flight Review or Equivalent: January 3, 2021
Flight Time: 3132 hours (Total, all aircraft), 1 hours (Total, this make and model), 3012 hours (Pilot In Command, all aircraft), 663 hours (Last 90 days, all aircraft), 29 hours (Last 30 days, all aircraft), 1 hours (Last 24 hours, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: WIGHT ALBERT A 
Registration: N139KF
Model/Series: KITFOX SPEEDSTER 
Aircraft Category: Airplane
Year of Manufacture: 1996
Amateur Built: Yes
Airworthiness Certificate: Experimental light sport (Special)
Serial Number: KCS139
Landing Gear Type: Tailwheel 
Seats: 2
Date/Type of Last Inspection: July 1, 2021 Annual 
Certified Max Gross Wt.: 1200 lbs
Time Since Last Inspection: 
Engines: 1 Reciprocating
Airframe Total Time: 1150 Hrs at time of accident
Engine Manufacturer: Rotax
ELT: Installed, not activated
Engine Model/Series: 912ULS
Registered Owner: 
Rated Power: 100 Horsepower
Operator: 
Operating Certificate(s) Held: None

Meteorological Information and Flight Plan

Conditions at Accident Site: Visual (VMC)
Condition of Light: Day
Observation Facility, Elevation: KSHN,272 ft msl
Distance from Accident Site:
Observation Time: 14:00 Local 
Direction from Accident Site:
Lowest Cloud Condition: Clear 
Visibility 10 miles
Lowest Ceiling: Broken / 1600 ft AGL 
Visibility (RVR):
Wind Speed/Gusts: 3 knots / 
Turbulence Type Forecast/Actual: None / None
Wind Direction: 
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 30.62 inches Hg 
Temperature/Dew Point: 10°C / 5°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Shelton, WA (KSHN)
Type of Flight Plan Filed: None
Destination: Shelton, WA 
Type of Clearance: VFR
Departure Time: 14:00 Local
Type of Airspace: Class G

Airport Information

Airport: Sanderson Field SHN 
Runway Surface Type: Asphalt
Airport Elevation: 273 ft msl
Runway Surface Condition: Dry
Runway Used: 23
IFR Approach: None
Runway Length/Width: 5000 ft / 100 ft 
VFR Approach/Landing: Stop and go;Traffic pattern

Wreckage and Impact Information

Crew Injuries: 1 None 
Aircraft Damage: Substantial
Passenger Injuries:
Aircraft Fire: None
Ground Injuries:
Aircraft Explosion: None
Total Injuries: 1 None 
Latitude, Longitude: 47.1428,-123.0857(est)


Location: Shelton, Washington
Accident Number: WPR22LA082
Date and Time: January 21, 2022, 14:00 Local
Registration: N139KF
Aircraft: WIGHT ALBERT A KITFOX SPEEDSTER
Injuries: 1 None
Flight Conducted Under: Part 91: General aviation - Personal

Aircraft and Owner/Operator Information

Aircraft Make: WIGHT ALBERT A 
Registration: N139KF
Model/Series: KITFOX SPEEDSTER
Aircraft Category: Airplane
Amateur Built:
Operator:
Operating Certificate(s) Held: None
Operator Designator Code:

Meteorological Information and Flight Plan

Conditions at Accident Site: 
Condition of Light:
Observation Facility, Elevation:
Observation Time:
Distance from Accident Site:
Temperature/Dew Point:
Lowest Cloud Condition: 
Wind Speed/Gusts, Direction: / ,
Lowest Ceiling: 
Visibility:
Altimeter Setting: 
Type of Flight Plan Filed:
Departure Point: 
Destination:

Wreckage and Impact Information

Crew Injuries: 1 None 
Aircraft Damage: Substantial
Passenger Injuries:
Aircraft Fire: None
Ground Injuries: 
Aircraft Explosion: None
Total Injuries: 1 None
Latitude, Longitude: 471428,-1230857 (est)

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