Pos | Bib | Country | Athlete | Mark | Details | Reaction Time |
|---|---|---|---|---|---|---|
1 | 3086 | NOR | 47.30 | Q | 0.156 | |
2 | 3907 | USA | 47.37 | Q | 0.184 | |
3 | 3668 | TUR | 47.88 SB | q | 0.183 | |
4 | 2341 | IRL | 48.26 SB | 0.151 | ||
5 | 2611 | JAM | 48.95 | 0.166 | ||
6 | 3444 | RSA | 48.99 SB | 0.150 | ||
7 | 1979 | FRA | 49.02 SB | 0.162 | ||
8 | 2145 | GER | 49.93 | 0.179 |