Heat 1 20:15h | time | L | 1. Brandon Simpson | JAM | 45.53s | 6 | 2. Andrew Rock | USA | 45.78s | 3 | 3. John Steffensen | AUS | 46.06s | 5 | 4. Carlos Santa | DOM | 46.07s | 4 | 5. Alleyne Francique | GRN | 46.59s | 1 | 6. James Godday | NGR | 46.62s | 2 | 7. Hamdan Odha Al-Bishi | KSA | 46.80s | 8 | 8. Andrea Barberi | ITA | 47.10s | 7 |
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Heat 2 20:23h | time | L | 1. Tyler Christopher | CAN | 45.47s | 6 | 2. Darold Williamson | USA | 45.65s | 5 | 3. Timothy Benjamin | GBR | 45.66s | 4 | 4. Arismendi Peguero | DOM | 46.08s | 8 | 5. Gary Kikaya | COD | 46.15s | 3 | 6. Nagmeldin_ali Abubakr | SUD | 46.67s | 7 | 7. Lansford Spence | JAM | 47.20s | 2 | -. Sofiane Labidi | TUN | DNF | 1 |
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Heat 3 20:31h | time | L | 1. Jeremy Wariner | USA | 45.65s | 5 | 2. Christopher Brown | BAH | 45.67s | 3 | 3. Michael Blackwood | JAM | 46.25s | 4 | 4. Robert Tobin | GBR | 46.69s | 6 | 5. Pierre Lavanchy | SUI | 47.19s | 8 | 6. Young Talkmore Nyongani | ZIM | 47.20s | 1 | 7. California Molefe | BOT | 47.26s | 7 | 8. Mitsuhiro Sato | JPN | 48.55s | 2 |
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