On April 15, 1984, a Grumman American AA-5B (registration N28291) operated by Rocky Mountain Flying Club was involved in an aviation accident near Driggs, ID. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During landing, the pilot encountered an increasing porpoise. He initiated a go-around with carburetor heat on and flaps 2/3 extended. The stall warning horn sounded. While maneuvering to avoid a pole, the left wing tip struck snow-covered ground, causing the aircraft to cartwheel.
Landing and Go-Around
During the landing attempt, the pilot experienced a porpoise that increased in severity. He responded by applying full power, raising the nose, and beginning a go-around. During the go-around, the stall warning horn sounded. The pilot reported that the carburetor heat had been left on and the flaps were set to a 2/3 extended position.
Maneuvering and Collision
As the go-around continued, the pilot maneuvered the aircraft to avoid a pole. Immediately after, the left wing tip struck snow-covered terrain. The aircraft then cartwheeled and came to a stop. The airport elevation was 6202 feet.
Pilot Information
The pilot had recently earned his private pilot certificate and had just completed a checkout in the same make and model of aircraft.