No fatalities

Pilot Reports Takeoff Abort and Runway Excursion on Snow-Covered Surface

Big Lake, AK, United States

On March 10, 2020, a Cessna 172 N operated by Flight Safety Alaska Inc was involved in an aviation accident near Big Lake, AK. No fatalities were reported. Investigators recorded the probable cause as: The pilot's improper decision to initiate the takeoff roll from a snow-covered taxiway, which resulted in a loss of directional control, runway excursion, and impact with a snow berm. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

A pilot reported aborting a takeoff on a snow-covered runway, then attempting a second departure via a taxiway turn. The airplane hit uneven terrain, veered left, and struck a snow berm, damaging the right wing.

Accident Details

According to an accident investigation report, the pilot of a wheel-equipped airplane attempted to depart from a snow-covered runway. During the first takeoff attempt, the airplane failed to achieve sufficient airspeed, prompting the pilot to abort the takeoff and exit the runway.

Second Takeoff Attempt

For a second attempt, the pilot elected to begin the takeoff roll on a taxiway, making a 90-degree turn to enter the runway. Just before entering the runway, the airplane encountered uneven terrain. It then veered to the left and impacted a snow berm.

Damage and Mechanical Status

The impact resulted in substantial damage to the right wing. The pilot reported no preaccident mechanical failures or malfunctions that would have precluded normal operations.

Pilot's Comments

In the recommendation section of the accident reporting form, the pilot listed several ways the accident could have been prevented, including parking the airplane and waiting for a snow plow to clear the runway. Additionally, the pilot indicated that he was fatigued and that his judgment and decision-making abilities were compromised.

Contributing factors

PilotDirectional control — Not attained/maintainedDecision related to conditionEffect on operation

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Frequently asked questions

What happened in the 10 Mar 2020 Cessna 172 N accident near Big Lake, AK?

A pilot reported aborting a takeoff on a snow-covered runway, then attempting a second departure via a taxiway turn. The airplane hit uneven terrain, veered left, and struck a snow berm, damaging the right wing.

Were there any fatalities in the 10 Mar 2020 Cessna 172 N accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 10 Mar 2020 involved a Cessna 172 N, operated by Flight Safety Alaska Inc, at Big Lake, AK.

What was the probable cause of the accident?

The pilot's improper decision to initiate the takeoff roll from a snow-covered taxiway, which resulted in a loss of directional control, runway excursion, and impact with a snow berm.