400 metres hurdles to 400 metres, or one lap of the stadium, and the number of hurdles was reduced to ten. The official height of the hurdles was set to 91.4 cm (3 feet) for men and 76.20 cm (2 ft, 6 inches) for women. The hurdles were now placed on the course with a run-up to the first hurdle of 45 metres, a distance between the hurdles of 35 metres each, and a home stretch from the last hurdle to the finish line of 40 metres. The first documented 400 m hurdles race for women took place in 1971. The International Association
Athletics at the 1956 Summer Olympics – Men's 110 metres hurdles Athletics at the 1956 Summer Olympics – Men's 110 metres hurdles These are the official results of the Men's 110m Hurdles event at the 1956 Summer Olympics in Melbourne, Australia. There were a total number of 24 athletes. The event took place on 27 and 28 November 1956. Jack Davis came into the Olympics with the world record, having run 13.4 in a qualifying heat at the national championships a week before the Olympic trials. That was 5 months earlier. Here the three Americans were the class of the field, all three running the semi-final in 14.0, almost half a