| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 7 | 3 | 216 | Shane Niemi |
CAN |
45.60 | |
| 6 | 2 | 80 | Avard Moncur |
BAH |
45.65 | |
| 6 | 1 | 173 | Anderson Jorge dos Santos |
BRA |
45.94 | |
| 2 | 2 | 463 | Leslie Djhone |
FRA |
45.03 Q | |
| 4 | 1 | 111 | Cedric van Branteghem |
BEL |
45.27 | |
| 4 | 3 | 306 | Yeimer López |
CUB |
45.11 PB | |
| 5 | 3 | 738 | Brandon Simpson |
JAM |
45.18 | |
| 3 | 2 | 512 | Daniel Caines |
GBR |
45.29 SB | |
| 1 | 1 | 962 | Eric Milazar |
MRI |
44.75 q SB | |
| 1 | 1400 | Calvin Harrison |
USA |
DQ | ||
| 1 | 3 | 477 | Marc Raquil |
FRA |
44.88 Q | |
| 8 | 2 | 858 | Fawzi Dahash Al Shammari |
KUW |
46.52 | |
| 1 | 2 | 1446 | Tyree Washington |
USA |
44.60 Q | |
| 3 | 1 | 841 | Hamdan Odha Al-Bishi |
KSA |
44.99 SB | |
| 3 | 3 | 275 | Gary Kikaya |
COD |
44.99 SB | |
| 2 | 3 | 726 | Michael Blackwood |
JAM |
44.98 Q | |
| 4 | 2 | 76 | Chris Brown |
BAH |
45.29 | |
| 1 | 1439 | Jerome Young |
USA |
DQ | ||
| 2 | 1 | 615 | Alleyne Francique |
GRN |
44.81 q | |
| 8 | 3 | 380 | David Canal |
ESP |
45.63 | |
| 18 | 2 | 1341 | Sofiane Labidi |
TUN |
45.56 SB | |
| 6 | 3 | 52 | Clinton Hill |
AUS |
45.35 | |
| 7 | 2 | 565 | Ingo Schultz |
GER |
46.02 | |
| 5 | 1 | 359 | Carlos Santa |
DOM |
45.43 PB |