Wednesday, February 09, 2022

Collision with Terrain/Object (non-CFIT): Piper PA-18-150 Super Cub, N189BH; accident occurred January 28, 2022 at Big Lake Airport (PAGQ), Alaska

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; Anchorage, Alaska


Location: Skwenta, Alaska
Accident Number: ANC22LA016
Date and Time: January 28, 2022, 11:30 Local 
Registration: N189BH
Aircraft: Piper PA-18-150 
Aircraft Damage: Substantial
Defining Event: Collision with terr/obj (non-CFIT)
Injuries: 2 None
Flight Conducted Under: Part 91: General aviation - Personal

Analysis

The pilot of the ski equipped airplane reported that, during landing at an off-airport landing site, the airplane drifted towards a tree. The pilot increased the throttle and attempted to lift the wing over the tree to no avail. The airplane impacted the tree sustaining substantial damage to the wings and fuselage. The pilot reported that there were no pre-accident mechanical malfunctions or failures 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 adequate clearance from a tree while landing.

Findings

Personnel issues Monitoring environment - Pilot
Environmental issues Tree(s) - Effect on equipment

Factual Information

History of Flight

Landing-landing roll Collision with terr/obj (non-CFIT) (Defining event)

Pilot Information

Certificate: Private 
Age: 43, Male
Airplane Rating(s): Single-engine land 
Seat Occupied: Front
Other Aircraft Rating(s): None 
Restraint Used: Unknown
Instrument Rating(s): None
Second Pilot Present:
Instructor Rating(s): None
Toxicology Performed:
Medical Certification: Class 3 Unknown 
Last FAA Medical Exam: March 4, 2020
Occupational Pilot: No
Last Flight Review or Equivalent:
Flight Time: 410 hours (Total, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: Piper 
Registration: N189BH
Model/Series: PA-18-150 
Aircraft Category: Airplane
Year of Manufacture: 1960 
Amateur Built:
Airworthiness Certificate: Normal
Serial Number: 18-7322
Landing Gear Type: Tailwheel; Ski
Seats: 2
Date/Type of Last Inspection: 100 hour Certified 
Max Gross Wt.: 1750 lbs
Time Since Last Inspection: 
Engines: 1 Reciprocating
Airframe Total Time: 3000 Hrs at time of accident 
Engine Manufacturer: LYCOMING
ELT: Installed, not activated 
Engine Model/Series: O-320 SERIES
Registered Owner: 
Rated Power: 150 Horsepower
Operator: On file 
Operating Certificate(s) Held: None

Meteorological Information and Flight Plan

Conditions at Accident Site: Visual (VMC)
Condition of Light: Day
Observation Facility, Elevation: PAWS,354 ft msl 
Distance from Accident Site: 12 Nautical Miles
Observation Time: 11:56 Local
Direction from Accident Site: 83°
Lowest Cloud Condition: Few / 7500 ft AGL
Visibility: 10 miles
Lowest Ceiling: 
Visibility (RVR):
Wind Speed/Gusts: 11 knots / 21 knots 
Turbulence Type Forecast/Actual: None / None
Wind Direction: 70° 
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 29.32 inches Hg 
Temperature/Dew Point: -1°C / -9°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Big Lake, AK (PAGQ)
Type of Flight Plan Filed: None
Destination: Big Lake, AK (PAGQ)
Type of Clearance: None
Departure Time: 10:00 Local 
Type of Airspace: Class G

Wreckage and Impact Information

Crew Injuries: 1 None
Aircraft Damage: Substantial
Passenger Injuries: 1 None
Aircraft Fire: None
Ground Injuries: 
Aircraft Explosion: None
Total Injuries: 2 None 
Latitude, Longitude: 61.977096,-151.26242(est)


Location: Skwenta, Alaska
Accident Number: ANC22LA016
Date and Time: January 28, 2022, 11:30 Local
Registration: N189BH
Aircraft: Piper PA-18-150 
Injuries: 2 None
Flight Conducted Under: Part 91: General aviation - Personal

Aircraft and Owner/Operator Information

Aircraft Make: Piper 
Registration: N189BH
Model/Series: PA-18-150
Aircraft Category: Airplane
Amateur Built:
Operator: On file
Operating Certificate(s) Held: None
Operator Designator Code:

Meteorological Information and Flight Plan

Conditions at Accident Site: VMC 
Condition of Light: Day
Observation Facility, Elevation: PAWS,354 ft msl 
Observation Time: 11:56 Local
Distance from Accident Site: 12 Nautical Miles
Temperature/Dew Point: -1°C /-9°C
Lowest Cloud Condition: Few / 7500 ft AGL
Wind Speed/Gusts, Direction: 11 knots / 21 knots, 70°
Lowest Ceiling:
Visibility: 10 miles
Altimeter Setting: 29.32 inches Hg 
Type of Flight Plan Filed: None
Departure Point: Big Lake, AK (PAGQ)
Destination: Big Lake, AK (PAGQ)

Wreckage and Impact Information

Crew Injuries: 1 None
Aircraft Damage: Substantial
Passenger Injuries: 1 None
Aircraft Fire: None
Ground Injuries: 
Aircraft Explosion: None
Total Injuries: 2 None
Latitude, Longitude: 61.977096,-151.26242 (est)

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