Records
Existing records at the start of the event.Results
Qualifying heats
The qualifying heats took place on 7 August, with the 55 athletes involved being splitted into 7 heats. The first 3 athletes in each heat ( Q ) and the next 11 fastest ( q ) qualified for the quarter-finals. ;Heat 1 ;Heat 2 ;Heat 3 ;Heat 4 ;Heat 5 ;Heat 6 ;Heat 7Quarterfinals
The qualifying heats took place on 8 August, with the 32 athletes involved being splitted into 4 heats. The first 4 athletes in each heat ( Q ) qualified for the semifinals. ;Heat 1 ;Heat 2 ;Heat 3 ;Heat 4Semifinals
The semifinals took place on 9 August, with the 16 athletes involved being splitted into 2 heats. The first 4 athletes in each heat ( Q ) qualified for the final. ;Heat 1 ;Heat 2Final
The final took place on August 10.References