NTSB Identification: CHI97LA109.
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Accident occurred Monday, April 21, 1997 in PIERRE, SD
Probable Cause Approval Date: 09/05/1997
Aircraft: Cessna 421C, registration: N283PT
Injuries: 1 Uninjured.

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

While discharging a passenger on a wet ramp with brakes set and both engines running, the pilot went aft to shut the main cabin door. As the pilot egressed the cockpit, his left foot struck the number one throttle advancing it to takeoff power which caused the airplane to impact a parked vehicle and chain link fence on the ramp.

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

the pilot's inadvertent activation of the number one throttle/power control. Factors were: the pilot left the cockpit unattended with the engines running and a wet ramp.

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