Sunday, June 09, 2019

Nose Over: Piper PA-18-150, N4714Y, accident occurred June 28, 2018 in Anchorage, 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: Anchorage, AK
Accident Number: GAA18CA385
Date & Time: 06/28/2018, 0715 AKD
Registration: N4714Y
Aircraft: Piper PA18
Aircraft Damage: Substantial
Defining Event: Nose over/nose down
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Personal


The pilot of the tundra-tire, tailwheel-equipped airplane reported that, while landing off airport on a gravel bar, he "got on the brakes a little too hard and the tail came up and the airplane flipped over."

The airplane sustained substantial damage to the left wing lift strut.

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 overapplication of the brakes during landing, which resulted in a nose-over. 


Brake - Incorrect use/operation (Cause)

Personnel issues
Aircraft control - Pilot (Cause)
Use of equip/system - Pilot (Cause)

Factual Information

History of Flight

Nose over/nose down (Defining event)
Collision with terr/obj (non-CFIT) 

Pilot Information

Certificate: Private
Age: 37, Male
Airplane Rating(s): Single-engine Land
Seat Occupied: Front
Other Aircraft Rating(s): None
Restraint Used: 4-point
Instrument Rating(s): None
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 2 Without Waivers/Limitations
Last FAA Medical Exam: 06/16/2015
Occupational Pilot: No
Last Flight Review or Equivalent: 07/10/2016
Flight Time:   (Estimated) 324 hours (Total, all aircraft), 221 hours (Total, this make and model), 263 hours (Pilot In Command, all aircraft), 27 hours (Last 90 days, all aircraft), 12 hours (Last 30 days, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: Piper
Registration: N4714Y
Model/Series: PA18 150 
Aircraft Category: Airplane
Year of Manufacture:1971 
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 18-8956
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection: 02/23/2018, Annual
Certified Max Gross Wt.: 1750 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 2162.68 Hours as of last inspection
Engine Manufacturer: Lycoming
ELT: C126 installed, activated, did not aid in locating accident
Engine Model/Series: O-320 SERIES
Registered Owner: On file
Rated Power: 160 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: PAUO, 205 ft msl
Distance from Accident Site: 21 Nautical Miles
Observation Time: 1556 UTC
Direction from Accident Site: 44°
Lowest Cloud Condition:
Visibility:  10 Miles
Lowest Ceiling: Overcast / 8000 ft agl
Visibility (RVR):
Wind Speed/Gusts: 4 knots /
Turbulence Type Forecast/Actual: None / None
Wind Direction: 60°
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 29.83 inches Hg
Temperature/Dew Point: 12°C / 6°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Anchorage, AK (AK12)
Type of Flight Plan Filed: None
Destination: Anchorage, AK
Type of Clearance: None
Departure Time: 0630 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:  61.500278, -150.567778 (est)

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