| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Alejandro Manuel Cárdenas |
MEX
|
46.51 Q | 0.139 |
| 2 | Lars Figura |
GER
|
46.71 Q | 0.122 |
| 3 | David Canal |
ESP
|
46.93 | 0.164 |
| 4 | Sunday Bada |
NGR
|
47.07 | 0.140 |
| 5 | Piotr Dlugosielski |
POL
|
47.55 | 0.157 |
| 6 | Casey Vincent |
AUS
|
48.03 | 0.141 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Milton Campbell |
USA
|
46.23 Q | 0.167 |
| 2 | Troy McIntosh |
BAH
|
46.32 Q SB | 0.143 |
| 3 | Sanderlei Parrela |
BRA
|
46.39 | 0.182 |
| 4 | Juan Vicente Trull |
ESP
|
46.88 PB | 0.142 |
| 5 | Jun Osakada |
JPN
|
46.95 | 0.148 |
| Tomasz Czubak |
POL
|
DNF | 0.166 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Jamie Baulch |
GBR
|
46.14 Q | 0.138 |
| 2 | Roxbert Martin |
JAM
|
46.34 Q | 0.198 |
| 3 | Matija Å estak |
SLO
|
46.84 NR | 0.175 |
| 4 | Fred Mango |
FRA
|
47.06 | 0.140 |
| 5 | Deon Minor |
USA
|
47.12 | 0.134 |
| 6 | PeriklÃs Iakovákis |
GRE
|
47.23 | 0.139 |