Sunday, April 14, 2019

Piper PA-18 105, N249T: Accident occurred June 25, 2018 in Cantwell, Alaska

Additional Participating Entity:
Federal Aviation Administration / Flight Standards District Office; Anchorage, Alaska

Aviation Accident Final Report - National Transportation Safety Board:

Investigation Docket - National Transportation Safety Board:

Aviation Accident Data Summary - National Transportation Safety Board:

Location: Cantwell, AK
Accident Number: GAA18CA376
Date & Time: 06/25/2018, 0853 AKD
Registration: N249T
Aircraft: PIPER PA 18
Aircraft Damage: Substantial
Defining Event: Abnormal runway contact
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Personal 


Due to weather ahead, the pilot decided to land on a gravel strip to wait out the weather. During the landing roll, the tailwheel-equipped airplane became airborne after passing over a low spot on the gravel; the pilot increased the engine power to full to perform a go-around, but the airplane's right wing struck a 10 ft-tall post, which he had not seen, and the airplane impacted the ground.   

The airplane sustained substantial damage to the right wing. 

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 see and avoid a post during a go-around following a landing on unsuitable terrain.    


Personnel issues
Monitoring environment - Pilot (Cause)

Environmental issues
Object/animal/substance - Effect on operation (Cause)
Sloped/uneven terrain - Effect on operation

Factual Information

History of Flight

Off-field or emergency landing

Landing-aborted after touchdown
Collision with terr/obj (non-CFIT)

Pilot Information

Certificate: Commercial
Age: 51, Male
Airplane Rating(s): Single-engine Land
Seat Occupied: Front
Other Aircraft Rating(s): Helicopter
Restraint Used: 3-point
Instrument Rating(s): Helicopter
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 3 With Waivers/Limitations
Last FAA Medical Exam: 09/29/2016
Occupational Pilot: No
Last Flight Review or Equivalent: 04/14/2017
Flight Time:  (Estimated) 2617 hours (Total, all aircraft), 108 hours (Total, this make and model), 1968 hours (Pilot In Command, all aircraft), 16 hours (Last 90 days, all aircraft), 8 hours (Last 30 days, all aircraft), 2 hours (Last 24 hours, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: PIPER
Registration: N249T
Model/Series: PA 18 105
Aircraft Category: Airplane
Year of Manufacture: 1953
Amateur Built: No
Airworthiness Certificate: Restricted; Normal
Serial Number: 18-2363
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection: 04/19/2018, Annual
Certified Max Gross Wt.: 1750 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 7418 Hours
Engine Manufacturer: LYCOMING
ELT: Installed, not activated
Engine Model/Series: O-320 SERIES
Registered Owner: On File
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: PAIN, 1720 ft msl
Distance from Accident Site: 10 Nautical Miles
Observation Time: 1656 UTC
Direction from Accident Site: 345°
Lowest Cloud Condition:
Visibility:  10 Miles
Lowest Ceiling: Overcast / 10000 ft agl
Visibility (RVR):
Wind Speed/Gusts: /
Turbulence Type Forecast/Actual: None / None
Wind Direction:
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 29.83 inches Hg
Temperature/Dew Point: 11°C / 6°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: PALMER, AK (4AK6)
Type of Flight Plan Filed: None
Destination: CLEAR, AK (PACL)
Type of Clearance: Traffic Advisory
Departure Time: 0725 AKD
Type of Airspace: Class G

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: 63.566389, -148.815833 (est)

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