Wednesday, April 4, 2018

Piper PA-22-150, N50KF: Accident occurred March 10, 2018 at Portland-Hillsboro Airport (KHIO), Washington County, Oregon

Federal Aviation Administration / Flight Standards District Office; Portland, Oregon

Aviation Accident Final Report - National Transportation Safety Board: https://app.ntsb.gov/pdf

Investigation Docket - National Transportation Safety Board: https://dms.ntsb.gov/pubdms

N50KF LLC: http://registry.faa.gov/N50KF


Analysis 

The student pilot of the tailwheel-equipped airplane reported that, during landing, the airplane ground looped, and the right main landing gear collapsed. He added that he believes he became complacent during the flight.

The airplane sustained substantial damage to the fuselage.

The student pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

A review of recorded data from the automated weather observation station located on the airport reported that, about 27 minutes before the accident, the wind was from 070° at 8 knots. The airplane landed on runway 31L. 

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 in tailwind conditions. 

Findings

Aircraft
Directional control - Not attained/maintained (Cause)

Personnel issues
Aircraft control - Student pilot (Cause)
Complacency - Student pilot

Environmental issues
Crosswind - Effect on operation
Tailwind - Effect on operation

Factual Information

History of Flight

Landing-landing roll
Loss of control on ground (Defining event)

Landing gear collapse

Location: Hillsboro, OR
Accident Number: GAA18CA181
Date & Time: 03/10/2018, 1420 PST
Registration: N50KF
Aircraft: PIPER PA22
Aircraft Damage: Substantial
Defining Event: Loss of control on ground
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Instructional 

The student pilot of the tailwheel-equipped airplane reported that, during landing, the airplane ground looped, and the right main landing gear collapsed. He added that he believes he became complacent during the flight.

The airplane sustained substantial damage to the fuselage.

The student pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

A review of recorded data from the automated weather observation station located on the airport reported that, about 27 minutes before the accident, the wind was from 070° at 8 knots. The airplane landed on runway 31L. 

Student Pilot Information


Certificate: Student
Age: 32, Male
Airplane Rating(s): None
Seat Occupied: Left
Other Aircraft Rating(s): None
Restraint Used: Lap Only
Instrument Rating(s): None
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 3 Without Waivers/Limitations
Last FAA Medical Exam: 08/22/2017
Occupational Pilot: No
Last Flight Review or Equivalent:
Flight Time: (Estimated) 128.7 hours (Total, all aircraft), 53.9 hours (Total, this make and model), 14.7 hours (Pilot In Command, all aircraft), 13.9 hours (Last 90 days, all aircraft), 2.2 hours (Last 30 days, all aircraft) 

Aircraft and Owner/Operator Information

Aircraft Manufacturer: PIPER
Registration: N50KF
Model/Series: PA22 150
Aircraft Category: Airplane
Year of Manufacture: 1956
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 22-4274
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection: 03/05/2018, 100 Hour
Certified Max Gross Wt.: 2000 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 3484.9 Hours at time of accident
Engine Manufacturer: LYCOMING
ELT: Installed, not activated
Engine Model/Series: O-320 SERIES
Registered Owner: N50KF LLC
Rated Power: 150 hp
Operator: On file
Operating Certificate(s) Held: None

Meteorological Information and Flight Plan

Conditions at Accident Site: Visual Conditions
Condition of Light: Day
Observation Facility, Elevation: KHIO, 204 ft msl
Observation Time: 2153 UTC
Distance from Accident Site: 0 Nautical Miles
Direction from Accident Site: 335°
Lowest Cloud Condition: Clear
Temperature/Dew Point: 16°C / 3°C
Lowest Ceiling: None
Visibility: 10 Miles
Wind Speed/Gusts, Direction: 8 knots, 70°
Visibility (RVR): 
Altimeter Setting: 29.97 inches Hg
Visibility (RVV):
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: SCAPPOOSE, OR (SPB)
Type of Flight Plan Filed: None
Destination: SCAPPOOSE, OR (SPB)
Type of Clearance: VFR
Departure Time: 1400 PST
Type of Airspace: Class D 

Airport Information

Airport: PORTLAND-HILLSBORO (HIO)
Runway Surface Type: Asphalt
Airport Elevation: 208 ft
Runway Surface Condition: Dry
Runway Used: 31L
IFR Approach: None
Runway Length/Width: 6600 ft / 150 ft
VFR Approach/Landing:  Full Stop; Traffic Pattern 

Wreckage and Impact Information

Crew Injuries: 1 None
Aircraft Damage: Substantial
Passenger Injuries: N/A
Aircraft Fire: None
Ground Injuries: N/A
Aircraft Explosion: None
Total Injuries: 1 None
Latitude, Longitude:  45.537500, -122.946667 (est)

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