Tuesday, August 21, 2018

Cessna A185F Skywagon, N185MC: Accident occurred August 17, 2018 in Big Lake, Alaska

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

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


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



Aviation Accident Data Summary - National Transportation Safety Board:  https://app.ntsb.gov/pdf

http://registry.faa.gov/N185MC

Location: Big Lake, AK

Accident Number: GAA18CA496
Date & Time: 08/17/2018, 2130 AKD
Registration: N185MC
Aircraft: Cessna A185
Aircraft Damage: Substantial
Defining Event: Miscellaneous/other
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Personal 

Analysis 

The pilot reported that, during the takeoff roll to the southeast on a private airstrip, about 120 ft down the runway, the left wing struck some tree foliage. The airplane veered left, exited the runway, and impacted trees. He added that he was watching the right side of the runway for a swale and was not paying attention to the left side of the runway.

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.

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 clearance from tree foliage on the left side of the runway during takeoff due to his focus on the right side of the runway.

Findings

Personnel issues
Monitoring environment - Pilot (Cause)
Attention - Pilot (Cause)

Environmental issues
Tree(s) - Effect on operation

Factual Information

History of Flight

Takeoff
Runway excursion
Collision with terr/obj (non-CFIT)

Pilot Information

Certificate: Private
Age: 48, Male
Airplane Rating(s): Single-engine Land; Single-engine Sea
Seat Occupied: Unknown
Other Aircraft Rating(s): None
Restraint Used: Unknown
Instrument Rating(s): None
Second Pilot Present: No
Instructor Rating(s): None
Toxicology Performed: No
Medical Certification: Class 3 With Waivers/Limitations
Last FAA Medical Exam: 03/08/2017
Occupational Pilot: No
Last Flight Review or Equivalent:
Flight Time:  (Estimated) 3500 hours (Total, all aircraft), 2900 hours (Total, this make and model), 60 hours (Last 90 days, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: Cessna
Registration: N185MC
Model/Series: A185 F
Aircraft Category: Airplane
Year of Manufacture: 1978
Amateur Built: No
Airworthiness Certificate: Normal
Serial Number: 18503347
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection:  Unknown
Certified Max Gross Wt.:
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time:
Engine Manufacturer: Continental
ELT:
Engine Model/Series: IO-520
Registered Owner: On file
Rated Power:
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: PAWS, 354 ft msl
Distance from Accident Site: 13 Nautical Miles
Observation Time: 0556 UTC
Direction from Accident Site: 73°
Lowest Cloud Condition:
Visibility: 10 Miles
Lowest Ceiling: Overcast / 7000 ft agl
Visibility (RVR):
Wind Speed/Gusts: Calm /
Turbulence Type Forecast/Actual: None / None
Wind Direction:
Turbulence Severity Forecast/Actual: N/A / N/A
Altimeter Setting: 30.25 inches Hg
Temperature/Dew Point: 13°C / 9°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Big Lake, AK (44AK)
Type of Flight Plan Filed: Unknown
Destination:
Type of Clearance: Unknown
Departure Time: 2130 AKD
Type of Airspace: Class G

Airport Information

Airport: WEST PAPOOSE LAKE AIRPARK (44AK)
Runway Surface Type: Gravel
Airport Elevation: 230 ft
Runway Surface Condition: Dry
Runway Used: 11
IFR Approach: None
Runway Length/Width: 1600 ft / 50 ft
VFR Approach/Landing: None

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: 61.533333, -150.102222 (est)

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