NTSB Identification: DEN88LA123.
The docket is stored on NTSB microfiche number 37358.
Accident occurred Sunday, June 05, 1988 in ENCAMPMENT, WY
Probable Cause Approval Date: 10/02/1989
Aircraft: HELIO H-295, registration: N6454V
Injuries: 2 Serious.

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

THE PLT STATED HE CALCULATED THE DENSITY ALTITUDE TO HAVE BEEN 11,300 FT AT TAKEOFF. HE SAID THE ACFT WAS NEAR MAX GROSS WT AND THAT THE GRASS STRIP HE DEPARTED FROM WAS APPROX 1,500 FT LONG. THE PLT STATED 'I WAS ON THE ON THE BACK SIDE OF THE PWR CURVE AS ALWAYS WITH A STOL TAKEOFF.' THE ACFT WOULD NOT CLIMB HIGHER THAN 50 FT AGL AFTER TAKEOFF. THE PLT DECIDED TO EXECUTE A 'CONTROLLED CRASH.' THE ACFT STRUCK SEVERAL TREES AND CAME TO REST IN A BEAVER POND. THE WRECKAGE WAS DESTROYED BY A POST CRASH FIRE. THE GRASS STRIP IS SURROUNDED BY TREES AND HIGH MOUNTAINOUS TERRAIN.

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

LIFT-OFF..PREMATURE..PILOT IN COMMAND

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

TERRAIN CONDITION..HIGH TERRAIN


Contributing Factors

OBJECT..TREE(S)

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