Saturday, April 24, 2021

Loss of Control on Ground: Maule M-7-235C Orion, N4257A; accident occurred April 27, 2019 at Roosevelt Municipal Airport (74V), Duchesne County, Utah

Aviation Accident Final Report - National Transportation Safety Board

Additional Participating Entity:
Federal Aviation Administration / Flight Standards District Office; Salt Lake City, Utah

Investigation Docket - National Transportation Safety Board:

Location: Roosevelt, Utah 
Accident Number: GAA19CA227
Date & Time: April 27, 2019, 11:35 Local 
Registration: N4257A
Aircraft: Maule M7 
Aircraft Damage: Substantial
Defining Event: Loss of control on ground 
Injuries: 1 None
Flight Conducted Under: Part 91: General aviation - Personal


The pilot in the tailwheel-equipped airplane reported that, during landing, the airplane encountered a "strong" wind gust. The airplane touched down on the left side of the runway centerline. The pilot stated that, when the tailwheel touched down, it felt as though the airplane was being pushed further to the left side of the runway. He recalled that the right wing lifted, and the airplane veered left. He applied right rudder, and he leveled the wings, but the airplane exited the left side of the runway and impacted a

The airplane sustained substantial damage to the right wing.

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

The METAR for the airport reported that, about the time of the accident, the wind was from 260° at 11 knots, gusting to 16 knots. The pilot landed the airplane on runway 25.

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 directional control during landing in gusting wind conditions, which resulted in a runway excursion and collision with a culvert. 


Personnel issues Aircraft control - Pilot
Aircraft Directional control - Not attained/maintained
Environmental issues Gusts - Effect on operation
Environmental issues (general) - Effect on operation

Factual Information

History of Flight

Landing-landing roll Other weather encounter
Landing-landing roll Abnormal runway contact
Landing-landing roll Loss of control on ground (Defining event)
Landing-landing roll Attempted remediation/recovery
Landing-landing roll Runway excursion
Landing-landing roll Collision with terr/obj (non-CFIT)

Pilot Information

Certificate: Private
Age: 70, Male
Airplane Rating(s): Single-engine Land; Single-engine Sea
Seat Occupied: Left
Other Aircraft Rating(s): None
Restraint Used:
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: 06/05/2018
Occupational Pilot: No
Last Flight Review or Equivalent: 07/03/2017
Flight Time:  (Estimated) 1185 hours (Total, all aircraft), 985 hours (Total, this make and model), 1134 hours (Pilot In Command, all aircraft), 10 hours (Last 90 days, all aircraft), 6 hours (Last 30 days, all aircraft), 3 hours (Last 24 hours, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Make: Maule
Registration: N4257A
Model/Series: M7 235C
Aircraft Category:Airplane 
Year of Manufacture: 2002
Amateur Built: No
Airworthiness Certificate: Other
Serial Number: 25083C
Landing Gear Type: Tailwheel
Seats: 4
Date/Type of Last Inspection: 11/12/2018, Annual
Certified Max Gross Wt.: 2800 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 1206 Hours at time of accident
Engine Manufacturer: Lycoming
ELT: C91A installed, not activated
Engine Model/Series: IO-540-W1A5
Registered Owner: Ioka Flight Service Llc
Rated Power: 230 hp
Operator: Ioka Flight Service Llc
Operating Certificate(s) Held: None

Meteorological Information and Flight Plan

Conditions at Accident Site: Visual Conditions
Condition of Light: Day
Observation Facility, Elevation: KVEL, 5270 ft msl
Distance from Accident Site: 27 Nautical Miles
Observation Time: 1753 UTC
Direction from Accident Site: 68°
Lowest Cloud Condition: Few / 4500 ft agl
Visibility:  10 Miles
Lowest Ceiling:
Visibility (RVR):
Wind Speed/Gusts: 9 knots /
Turbulence Type Forecast/Actual:
Wind Direction: 210°
Turbulence Severity Forecast/Actual:
Altimeter Setting: 30 inches Hg
Temperature/Dew Point: 16°C / 3°C
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: Las Vegas, NV (VGT)
Type of Flight Plan Filed: None
Destination: Las Vegas, NV (VGT)
Type of Clearance: VFR Flight Following
Departure Time: 0743 PDT
Type of Airspace: Class G

Airport Information

Airport: Roosevelt Muni (74V)
Runway Surface Type: Asphalt
Airport Elevation: 5176 ft
Runway Surface Condition: Dry
Runway Used: 25
IFR Approach: None
Runway Length/Width: 6501 ft / 75 ft
VFR Approach/Landing:  Full Stop; Traffic Pattern

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: 40.278333, -110.051389 (est)

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