400 metres hurdles technique needed to compete. As of August 2018 !Rank !Time !Athlete !Country !Date !Venue !Ref !1 !2 !rowspan=2|3 400 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
2011 World Championships in Athletics – Women's 100 metres hurdles each heat (Q) and the next 4 fastest (q) advance to the semifinals. Wind:<br>Heat 1: +1.0 m/s, Heat 2: -0.6 m/s, Heat 3: -1.6 m/s, Heat 4: 0.0 m/s, Heat 5: +1.3 m/s Qualification: First 2 in each heat (Q) and the next 2 fastest (q) advance to the final. Wind:<br>Heat 1: -0.1 m/s, Heat 2: +0.3 m/s, Heat 3: +0.7 m/s Wind" +1.1 m/s 2011 World Championships in Athletics – Women's 100 metres hurdles The women's 100 metres hurdles at the 2011 World Championships in Athletics was held at the Daegu Stadium on September 2 and 3. Prior to