Wednesday, April 25, 2018

Glasair GS-2 Sportsman, N454HP: Accident occurred April 24, 2018 at Meadow Creek USFS Airport (0S1), Kalispell, Flathead County, Montana

Additional Participating Entity:
Federal Aviation Administration / Flight Standards District Office; Helena, Montana

Aviation Accident Factual Report - National Transportation Safety Board:

Location: Kalispell, MT
Accident Number: GAA18CA240
Date & Time: 04/24/2018, 1600 MDT
Registration: N454HP
Aircraft Damage: Substantial
Defining Event: Nose over/nose down
Injuries: 1 None
Flight Conducted Under: Part 91: General Aviation - Ferry

The pilot of the tailwheel-equipped airplane reported that, while en route, he decided to land to inspect the elevator trim. He added that he made multiple passes over a snow covered airstrip and believed the snow to be about 2-3" deep. During the landing roll, the airplane slowed and began to sink into the snow. The pilot attempted to go around, but the airplane nosed over.

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: Airline Transport; Flight Instructor
Age: 45, Male
Airplane Rating(s): Multi-engine Land; Single-engine Land
Seat Occupied: Left
Other Aircraft Rating(s): None
Restraint Used: 3-point
Instrument Rating(s): Airplane
Second Pilot Present: No
Instructor Rating(s): Airplane Multi-engine; Airplane Single-engine; Instrument Airplane
Toxicology Performed: No
Medical Certification: Class 2 Without Waivers/Limitations
Last FAA Medical Exam: 12/14/2017
Occupational Pilot: Yes
Last Flight Review or Equivalent: 01/17/2018
Flight Time:  (Estimated) 4438 hours (Total, all aircraft), 13 hours (Total, this make and model), 3045 hours (Pilot In Command, all aircraft), 104 hours (Last 90 days, all aircraft), 34 hours (Last 30 days, all aircraft), 4 hours (Last 24 hours, all aircraft)

Aircraft and Owner/Operator Information

Aircraft Manufacturer: BROWN JOSEPH
Registration: N454HP
Aircraft Category: Airplane
Year of Manufacture: 2011
Amateur Built:Yes 
Airworthiness Certificate: Experimental
Serial Number: 7336
Landing Gear Type: Tailwheel
Seats: 2
Date/Type of Last Inspection: 04/14/2018, Condition
Certified Max Gross Wt.: 2500 lbs
Time Since Last Inspection:
Engines: 1 Reciprocating
Airframe Total Time: 480 Hours as of last inspection
Engine Manufacturer: Lycoming
ELT: C126 installed, not activated
Engine Model/Series: YIO-390-EXP
Registered Owner: STS INC
Rated Power: 210 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: KGPI, 2973 ft msl
Observation Time: 2155 UTC
Distance from Accident Site: 44 Nautical Miles
Direction from Accident Site: 309°
Lowest Cloud Condition: Clear
Temperature/Dew Point: 16°C / -6°C
Lowest Ceiling: None
Visibility:  10 Miles
Wind Speed/Gusts, Direction: Light and Variable, Variable
Visibility (RVR):
Altimeter Setting: 30.3 inches Hg
Visibility (RVV):
Precipitation and Obscuration: No Obscuration; No Precipitation
Departure Point: SANDPOINT, ID (SZT)
Type of Flight Plan Filed: None
Destination: BUTTE, MT (BTM)
Type of Clearance: None
Departure Time: 1430 PDT
Type of Airspace: Class G

Airport Information

Runway Surface Type: Grass/turf; Snow
Airport Elevation: 3993 ft
Runway Surface Condition: Snow
Runway Used: 17
IFR Approach: None
Runway Length/Width: 2830 ft / 100 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: 47.846667, -113.416944 (est)

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