NTSB Identification: DEN02FA080.
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Accident occurred Saturday, July 27, 2002 in Crowheart, WY
Probable Cause Approval Date: 09/30/2003
Aircraft: Cessna 177B, registration: N34859
Injuries: 2 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

Approximately 37 minutes after departure, radar data indicates that the airplane was climbing through 10,500 feet, with a 245 degree ground track. The last radar return was approximately 4 nm from the impact point. The airplane was found approximately 100 feet below a saddle (elevation 11,200 feet) of two mountain summits. The airplane's Owner's Manual indicates that the service ceiling was 14,600 feet. The density altitude was calculated to be 12,278 feet.

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

the pilot's failure to maintain clearance of the high mountain terrain. Contributing factors were the high mountain terrain, and the high density altitude weather condition.

Full narrative available

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