NTSB Identification: FTW04LA133.
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Accident occurred Sunday, May 23, 2004 in San Antonio, TX
Probable Cause Approval Date: 09/01/2004
Aircraft: Bell 412, registration: N555BA
Injuries: 3 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.

Prior to takeoff, the helicopter was parked facing the northwest. While in a hover and executing a right pedal turn to align into the wind, the helicopter's tail rotor struck a parked helicopter's main rotor blade. The airborne helicopter entered into right yaw, and the pilot reduced collective and throttles. Subsequently, the helicopter landed hard onto the helipad. At the time of the accident, the wind was reported from 170 degrees at 14 knots.

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

The pilot's failure to maintain clearance with the parked helicopter while performing a hovering turn.

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