Incident Summary
A pilot was practicing touch-and-go landings when, during the fourth landing using the full stall technique, the aircraft unexpectedly yawed to the right. Despite recovery efforts, the pilot lost control, and the aircraft veered off the right side of the runway. The left main gear subsequently collapsed.
Pilot Report
According to the pilot, after touching down, he turned off the carburetor heat and raised the flaps. Without warning, the aircraft began yawing to the right. The pilot attempted to regain control but was unsuccessful. The aircraft departed the runway surface, resulting in the collapse of the left main landing gear.
Wind Conditions
While on final approach to Runway 27, the pilot reported the wind was from the northwest. However, after the accident, he noted that the wind had shifted to the east. Approximately 15 minutes later, the wind shifted back toward the west. The wind was variable at 5 knots, gusting to 10 knots at the time of the incident.