Accident Overview
During the final approach phase to Big Piney Airport, the flight crew encountered adverse weather conditions characterized by low ceiling and snow. The twin-engine airplane descended below the safe altitude, impacting the ground and crashing approximately several miles from the airfield. The impact destroyed the aircraft, and all six occupants were killed.
Weather and Briefing
The weather at the time of the accident included low ceiling and snowfall. Prior to the approach, the pilots received a weather briefing from ground personnel at Big Piney Airport, which transmitted information about the conditions.
Investigation Findings
The official investigation concluded that the probable cause of the accident was controlled flight into terrain on final approach, attributed to improper IFR operation. The contributing factors were listed as the low ceiling, snow, and the weather briefing provided to the pilots from Big Piney ground personnel.
Accident Details
The accident occurred during the final stages of an instrument approach. The aircraft was configured for landing but encountered deteriorating weather conditions. It subsequently descended below the minimum safe altitude and collided with terrain. The twin-engine airplane was destroyed upon impact.