Tuesday, September 25, 2018

Piper PA-18-150, N8192D: Accident occurred September 20, 2018 in St. Mary's, Alaska

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

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

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


Location: St. Mary's, AK
Accident Number: GAA18CA567
Date & Time: 09/20/2018, 2000 AKD
Registration: N8192D
Aircraft: Piper PA18
Aircraft Damage: Substantial
Defining Event: Miscellaneous/other
Injuries: 2 None
Flight Conducted Under: Part 91: General Aviation - Personal 

The pilot of the tailwheel-equipped airplane reported that, during the landing at an off-airport dirt and grass landing area, the ground was very slippery. During the landing roll, the airplane struck a few holes and bumps and the airplane rocked side to side. The left wing struck the ground and "pushed up", which caused the right wing to strike and catch the ground. The airplane ground looped to the right and came to rest in a nose down attitude.

The airplane sustained substantial damage to the left wing.

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

Pilot Information

Certificate: Private
Age: 29, 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 3 Without Waivers/Limitations
Last FAA Medical Exam: 06/27/2017
Occupational Pilot: No
Last Flight Review or Equivalent: 03/17/2018
Flight Time:  (Estimated) 350 hours (Total, all aircraft), 135 hours (Total, this make and model), 350 hours (Pilot In Command, all aircraft), 61 hours (Last 90 days, all aircraft), 15 hours (Last 30 days, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: Piper
Registration: N8192D
Model/Series: PA18 150
Aircraft Category: Airplane
Year of Manufacture: 1957
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 18-6130
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection: 09/16/2017, Annual
Certified Max Gross Wt.: 1750 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 3693 Hours as of last inspection
Engine Manufacturer: Lycoming
ELT: Not installed
Engine Model/Series: O-360-C4P
Registered Owner: On file
Rated Power: 180 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: PASM, 312 ft msl
Distance from Accident Site: 33 Nautical Miles
Observation Time: 0402 UTC
Direction from Accident Site: 203°
Lowest Cloud Condition:
Visibility:  10 Miles
Lowest Ceiling: Broken / 1000 ft agl
Visibility (RVR):
Wind Speed/Gusts: 7 knots /
Turbulence Type Forecast/Actual: None / None
Wind Direction: 230°
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 30.04 inches Hg
Temperature/Dew Point: 10°C / 9°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: St. Mary's, AK (ksm)
Type of Flight Plan Filed: None
Destination: St. Mary's, AK
Type of Clearance: None
Departure Time: 1900 AKD
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: N/A
Aircraft Explosion: None
Total Injuries: 2 None
Latitude, Longitude:  62.570000, -162.850000 (est)

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