be warmed up prior to the contest, but must be turned off before the contest begins. Neither self-starting nor impulse-type push button starters nor twin motors are allowed. A starter gives the countdown and on the signal "go", competitors start their saws and make the three cuts. The contest ends when the third slice is severed. All cuts must be complete. Dave Bolstad of New Zealand holds the world record with a time of 5.55 seconds set in 2007. 60-foot speed climb Competitor scales a cedar spar pole and returns to the ground. Contestants perform on twin spar poles and they must climb within 240 degrees of the sparring pole, as marked. Event is strictly against time and begins when the signal "go" is given and ends when the contestant touches the ground after climbing to the 60-foot mark. At the starting signal, contestants must have one foot on the ground and the other foot below the orange line as marked on the sparring pole. The contestant must touch the pole every 15 feet on the descent. The two climbers use spurred climbers and steel-core climbing ropes to scale the spar poles. Only traditional spurs are allowed. Brian Bartow of Grants Pass, Oregon holds the world record of 12.33 seconds in this event. 90-foot speed climb Contestant scales a cedar spar pole and returns to the ground against time. Contestants compete on twin spar poles. Contestant must climb within the front 240 degrees of the sparring pole, as marked. Timing begins on the signal "go" and ends when the contestant touches the ground after ringing one of the two bells on top of the spar pole. At the starting signal, contestants must have one foot on the ground and the other foot below the orange line as marked on the sparring pole. On the descent climbers are required to touch inside each section. Contestants use spurred climbers and steel-core climbing ropes to scale the spar poles. In this climb Brian Bartow of Oregon holds the world record with a time of 19.87 set in 2006. Logrolling (birling) In competition, opponents step onto a floating log, cuff it to start the roll, spin it rapidly in the water with their feet, stop or snub it suddenly by digging into the log with special caulked birling shoes and a reverse motion to maneuver their adversaries off balance and into the water, a