| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 553 | Piotr Kedzia |
POL
|
47.51 Q | |
| 2 | 374 | Jermaine Gonzales |
JAM
|
47.76 Q PB | |
| 3 | 122 | John Valoyes |
COL
|
47.79 Q PB | |
| 4 | 241 | Ryan Preddy |
GBR
|
47.80 q PB | |
| 5 | 285 | Georgios Zdragas |
GRE
|
48.01 q | |
| 6 | 720 | Kellon Francis |
TTO
|
48.45 | |
| 7 | 272 | Stefan Wittl |
GER
|
48.86 | |
| 8 | 606 | Bonolo Maboa |
RSA
|
49.26 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 551 | Karol Grzegorczyk |
POL
|
47.95 Q | |
| 2 | 283 | DimÃtrios Grávalos |
GRE
|
48.49 Q | |
| 3 | 377 | Kimani Williams |
JAM
|
48.57 Q | |
| 4 | 793 | José Acevedo |
VEN
|
48.76 | |
| 5 | 205 | David Testa |
ESP
|
48.79 | |
| 6 | 389 | Daisuke Sakai |
JPN
|
49.23 | |
| 7 | 300 | Oumar Bella Bah |
GUI
|
49.62 | |
| 8 | 764 | Matthew Erickson |
USA
|
49.67 |