Accident Overview
A helicopter dispatched to transport two ground crew members to a new location was involved in an accident during a landing attempt. The pilot reported no preimpact mechanical malfunctions or failures that would have precluded normal operation.
Sequence of Events
The pilot positioned the helicopter with the front skids facing upsloping terrain. During this maneuver, the main rotor blades impacted a large boulder. The impact caused the helicopter to pitch backward and then roll onto its right side. The aircraft subsequently slid down the hill before coming to a rest.
Damage and Inspection
During the accident sequence, the helicopter sustained substantial damage to the fuselage. No further damage items are specified in the source. The pilot's report indicates that the helicopter was operating normally prior to the impact.