400 metres hurdles 400 metres hurdles The 400 metres hurdles is a track and field hurdling event. The event has been on the Olympic athletics programme since 1900 for men and since 1984 for women. On a standard outdoor track, 400 metres is the length of the inside lane, once around the stadium. Runners stay in their lanes the entire way after starting out of the blocks and must clear ten hurdles that are evenly spaced around the track. The hurdles are positioned and weighted so that they fall forward if bumped into with sufficient force, to prevent injury to the runners. Although
2016 United States Olympic Trials (track and field) 2016 United States Olympic Trials (track and field) The 2016 United States Olympic Trials for track and field were held at Hayward Field in Eugene, Oregon. Organized by USA Track and Field, the ten-day competition lasted from July 1 to July 10 and served as the national championships in track and field for the United States. The results of the event determined qualification for the American Olympic team at the 2016 Summer Olympics, to be held in Rio de Janeiro. Provided they had achieved the Olympic standard, the top three athletes gained a place on the Olympic team. In the