NTSB Identification: DEN05CA078.
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Accident occurred Wednesday, May 18, 2005 in Brush, CO
Probable Cause Approval Date: 09/13/2005
Aircraft: Bell 47G-5A, registration: N59403
Injuries: 1 Uninjured.

NTSB investigators used data provided by various entities, including, but not limited to, the Federal Aviation Administration and/or the operator and did not travel in support of this investigation to prepare this aircraft accident report.

The pilot reported that during takeoff, the right rear skid of the helicopter caught on a nearby truck trailer fender. The helicopter nosed over, bounced hard, then spun around colliding with the truck trailer and the ground. The helicopter came to rest on its left side. The pilot reported the helicopter's main rotor was bent, the tail boom was bent downward, the short shaft was broken, the main frame was bent, and the Plexiglas canopy was broken. The pilot stated that it was a "nice day," the winds were "dead calm," and that there was "nothing wrong with the machine." An examination of the helicopter revealed no anomalies that could have contributed to the accident.

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

The pilot's failure to maintain clearance from the truck trailer during takeoff. A factor contributing to this accident was the truck trailer.

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