N81RG

The Stampe SV-4C was on approach to land on a 1,700-foot-long, turf runway. The pilot reported that the right main landing gear collapsed during touchdown. The airplane skidded on the grass for about 100 feet, and then nosed over. Examination of the airplane did not reveal any mechanical malfunctions; nor did the pilot report any. The pilot reported 2,133 hours of total flight experience, which included about 49 hours in the same make and model as the accident airplane. The pilot reported that the winds were calm at the time of the accident.