On February 4, 2001, at approximately 0820 mountain standard time, a Cessna 180K, N180PG, was substantially damaged when it collided with terrain during a touch-and-go landing at Clovis Municipal Airport, Clovis, New Mexico. The private pilot and sole occupant was not injured. Visual meteorological conditions prevailed, and no flight plan had been filed for this local personal flight being conducted under Title 14 CFR Part 91. The flight originated at approximately 0815. According to the pilot, he was practicing touch-and-go landings on runway 04. After landing and applying full power for takeoff, he attempted to adjust the trim. The airplane swerved to the left, and then hopped. The right main landing gear collapsed causing the prop and right wing to strike the runway. Then it swerved to the left side of the runway and stopped. The right wing outboard of the wing strut was bent up approximately 40 degrees. The right main landing gear, the fuselage between the landing gear attachment points and the propeller were also damaged. According to the pilot's accident report, at the time of the accident, he had 54 hours total time, 27 hours as pilot in command, 9 hours in make and model, and 4 hours within the last 30 and 90 days.