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
Betfair Stayers' Handicap Hurdle Betfair Stayers' Handicap Hurdle The Betfair Stayers' Handicap Hurdle is a Grade 3 National Hunt hurdle race in Great Britain which is open to horses aged four years or older. It is run at Haydock Park over a distance of about 3 miles and half a furlongs (3 miles and 58 yards, or 4,881 metres). It is a handicap race, and it is scheduled to take place each year in November. From 2007 to 2016 this race featured the use of Fixed Brush hurdles. These are based on the French hurdle design, similar to plain fences but lower in height.