4x400 Metres Relay men
![PR OF CHINA]()
Beijing (National Stadium), PR OF CHINA 22 AUG 2015 - 30 AUG 2015
15th IAAF World Championships
Beijing (National Stadium), PR OF CHINA 22 AUG 2015 - 30 AUG 2015 First 3 in each heat (Q) and the next 2 fastest (q)
Heat 1 29 AUG 2015 10:40
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | |
|---|---|---|---|---|---|---|
| 1 | GBR | Great Britain & N.I. |  GBR | 2:59.05 Q | SB | 0.156 |
| 2 | BEL | Belgium |  BEL | 2:59.28 Q | NR | 0.178 |
| 3 | FRA | France |  FRA | 2:59.42 Q | SB | 0.181 |
| 4 | RUS | Russia |  RUS | 2:59.45 q | SB | 0.164 |
| 5 | POL | Poland |  POL | 3:00.72 | SB | 0.161 |
| 6 | VEN | Venezuela |  VEN | 3:02.96 | SB | 0.196 |
| 7 | JPN | Japan |  JPN | 3:02.97 | SB | 0.177 |
| BAH | Bahamas |  BAH | DQ R163.3(a) | 0.186 |
Split times
| Split | Mark | Athlete | COUNTRY |
|---|---|---|---|
| 400m | 43.97 |  Great Britain & N.I. | GBR |
| 800m | 1:29.40 | Great Britain & N.I. | GBR |
| 1200m | 2:14.76 | Great Britain & N.I. | GBR |
Heat 2 29 AUG 2015 10:50
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | |
|---|---|---|---|---|---|---|
| 1 | USA | United States |  USA | 2:58.13 Q | WL | 0.195 |
| 2 | TTO | Trinidad and Tobago |  TTO | 2:58.67 Q | SB | 0.175 |
| 3 | JAM | Jamaica |  JAM | 2:58.69 Q | SB | 0.209 |
| 4 | CUB | Cuba |  CUB | 2:59.80 q | SB | 0.165 |
| 5 | BOT | Botswana |  BOT | 2:59.95 | NR | 0.268 |
| 6 | DOM | Dominican Republic |  DOM | 3:00.15 | NR | 0.173 |
| 7 | BRA | Brazil |  BRA | 3:01.05 | 0.184 | |
| 8 | IRL | Ireland |  IRL | 3:01.26 | NR | 0.193 |
Split times
| Split | Mark | Athlete | COUNTRY |
|---|---|---|---|
| 400m | 43.97 | Jamaica | JAM |
| 800m | 1:29.14 | Jamaica | JAM |
| 1200m | 2:13.69 |  United States | |