Pos | Rank | Heat | Bib | Athlete | Mark | Details | Reaction Time | |
|---|---|---|---|---|---|---|---|---|
1 | 1 | 2 | 560 | USA | 52.31 | Q | 0.190 | |
2 | 1 | 1 | 570 | USA | 52.72 | Q | 0.293 | |
3 | 2 | 1 | 469 | RUS | 52.94 PB | Q | 0.177 | |
4 | 2 | 2 | 315 | JAM | 53.20 | Q | 0.210 | |
5 | 3 | 1 | 206 | GBR | 53.28 | Q | 0.244 | |
6 | 4 | 1 | 397 | NGR | 53.30 | Q | 0.170 | |
7 | 5 | 1 | 345 | KAZ | 53.76 | 0.158 | ||
8 | 5 | 1 | 316 | JAM | 53.76 | 0.180 | ||
9 | 3 | 2 | 289 | IRL | 53.77 PB | Q | 0.210 | |
10 | 4 | 2 | 454 | RUS | 53.80 | Q | 0.159 | |
11 | 5 | 2 | 208 | GBR | 54.05 SB | 0.149 | ||
12 | 6 | 2 | 77 | CAN | 54.11 PB | 0.184 | ||
13 | 7 | 1 | 18 | AUS | 54.36 | 0.182 | ||
14 | 7 | 2 | 17 | AUS | 54.45 | 0.177 | ||
15 | 8 | 1 | 600 | ZIM | 55.13 | 0.184 | ||
16 | 8 | 2 | 533 | TTO | 55.63 | 0.224 |