Hurdling hurdle over various natural obstacles, such as logs, mounds of earth and small streams – this represents the sporting origin of the modern events. Horse racing has its own variant of hurdle racing, with similar principles. The standard sprint or short hurdle race is 110 meters for men and 100 meters for women. The standard number of steps to the first hurdle should be 8. The standard long hurdle race is 400 meters for both men and women. Each of these races is run over ten hurdles and they are all Olympic events. The men's 200 meters low hurdles event
2016 IAAF World U20 Championships – Women's 100 metres hurdles m/s 22 July<br> Start time: 9:55 Temperature: 21 °C Humidity: 49 %<br> Wind: +0.7 m/s Note:<br> IAAF Rule 168.7 - Not jumping each hurdle<br> IAAF Rule 168.7(b) - Deliberately knocking down a hurdle 22 July<br> Start time: 10:02 Temperature: 21 °C Humidity: 49 %<br> Wind: +1.5 m/s 22 July<br> Start time: 10:10 Temperature: 21 °C Humidity: 49 %<br> Wind: +1.0 m/s 2016 IAAF World U20 Championships – Women's 100 metres hurdles The women's 100 metres hurdles event at the 2016 IAAF World U20 Championships was held at Zdzisław Krzyszkowiak Stadium on 22, 23 and 24 July. 24 July<br> Start time: