NTSB Identification: LAX06TA291.
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Accident occurred Tuesday, September 12, 2006 in Wasco, CA
Probable Cause Approval Date: 03/31/2008
Aircraft: Cessna U206G, registration: N6238U
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this public aircraft accident report.

The pilot had been flying for over 2 hours performing aerial application of sterile pink bollworms when he needed to take a restroom break. He landed the airplane, set the engine at idle, engaged the parking brake, and exited the airplane. While in the restroom, he heard an engine pitch change and heard the parking brake disengage. He exited the bathroom and watched as the airplane started to move away across the parking ramp. The pilot stated that the airplane reached about 30 mph as it departed his immediate vicinity. The pilot chased after the airplane and watched as it went through the airport perimeter fence, struck a sign, crossed two roads, and came to rest adjacent to an almond orchard. The airplane sustained structural damage to the left wing strut and leading edges of both wings.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

The pilot's improper decision in leaving the engine running while he left the airplane unattended.

Full narrative available

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