| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1155 | Derrick Williams |
USA
|
49.65 Q | 0.183 |
| 2 | 898 | Marek Plawgo |
POL
|
49.66 Q | 0.175 |
| 3 | 442 | Yan Meng |
CHN
|
49.66 Q | 0.174 |
| 4 | 948 | L.J. van Zyl |
RSA
|
49.71 | 0.167 |
| 5 | 398 | Raphael Fernandes |
BRA
|
50.33 | 0.134 |
| 6 | 660 | Allan Ayala |
GUA
|
52.26 | 0.181 |
| 7 | 666 | Jonnie Lowe |
HON
|
52.66 | 0.213 |
| 570 | Naman Keïta |
FRA
|
DQ | 0.212 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1091 | James Carter |
USA
|
49.52 Q | 0.160 |
| 2 | 881 | Bayano Kamani |
PAN
|
49.67 Q | 0.160 |
| 3 | 692 | Gianni Carabelli |
ITA
|
49.81 Q | 0.163 |
| 4 | 763 | Yevgeniy Meleshenko |
KAZ
|
49.94 Q | 0.160 |
| 5 | 840 | Kurt Couto |
MOZ
|
50.06 | 0.205 |
| 6 | 761 | Masahira Yoshikata |
JPN
|
50.59 | 0.187 |
| 939 | Alwyn Myburgh |
RSA
|
DNF | 0.173 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 720 | Danny McFarlane |
JAM
|
48.91 Q | 0.187 |
| 2 | 1093 | Kerron Clement |
USA
|
49.07 Q | 0.189 |
| 3 | 914 | Javier Culson |
PUR
|
49.09 Q | 0.173 |
| 4 | 911 | Edivaldo Monteiro |
POR
|
49.66 Q | 0.169 |
| 5 | 952 | Aleksandr Derevyagin |
RUS
|
49.66 q | 0.172 |
| 6 | 756 | Dai Tamesue |
JPN
|
49.67 | 0.197 |
| 7 | 589 | Dale Garland |
GBR
|
49.98 | 0.186 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 426 | Adam Kunkel |
CAN
|
49.03 Q | 0.178 |
| 2 | 654 | PeriklÃs Iakovákis |
GRE
|
49.10 Q | 0.177 |
| 3 | 934 | Pieter de Villiers |
RSA
|
49.24 Q | 0.188 |
| 4 | 558 | Fadil Bellaabouss |
FRA
|
49.51 Q | 0.180 |
| 5 | 368 | Jonathan Williams |
BIZ
|
49.61 q | 0.180 |
| 6 | 888 | Mowen Boino |
PNG
|
52.45 | 0.209 |
| 710 | Markino Buckley |
JAM
|
DNF | 0.173 | |
| 1061 | Ali Obaid Shirook |
UAE
|
DNS | 0.000 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 490 | Felix Sánchez |
DOM
|
48.70 Q SB | 0.164 |
| 2 | 1106 | Bershawn Jackson |
USA
|
48.87 Q | 0.143 |
| 3 | 752 | Kenji Narisako |
JPN
|
48.92 Q SB | 0.172 |
| 4 | 722 | Isa Phillips |
JAM
|
49.38 Q | 0.234 |
| 5 | 835 | Ibrahim Maïga |
MLI
|
49.55 q | 0.195 |
| 6 | 675 | Joseph G. Abraham |
IND
|
49.64 q | 0.142 |
| 7 | 520 | José MarÃa Romera |
ESP
|
50.82 | 0.155 |
| 8 | 880 | Haq Nawaz |
PAK
|
51.72 PB | 0.216 |