Incident Overview
A fixed-wing aircraft was involved in a hard landing incident after encountering rotor turbulence from a United States Air Force (USAF) helicopter during final approach. The crew of five sustained no injuries, but the aircraft was declared damaged beyond repair.
Flight Details
The flight originated from Kadena and was destined for Bunard Camp, located approximately 80 kilometers north of Biên Hòa. The crew was completing the final leg of the journey when the incident occurred.
Sequence of Events
On short final approach, the aircraft encountered turbulence generated by the rotor wash of a USAF helicopter. This disturbance caused the crew to lose control of the aircraft. The airplane subsequently made a hard landing and came to rest on the ground.
Aftermath and Investigation
All five crew members emerged from the incident without injury. However, the aircraft sustained damage that rendered it beyond economical repair. An investigation was conducted to determine the cause of the hard landing.
Probable Cause
The official findings attributed the incident to a heavy landing caused by rotor turbulences from the nearby helicopter.