First 2 in each heat (Q)

First 2 of each heat (OQ) qualify to Olympic Games and World Athletics Relays Final

POS Rank Heat BIB ATHLETE COUNTRY RESULTS
1 1 2 USA United States USAUSA 3:11.52 OQ CR
2 1 1 NED Netherlands NEDNED 3:12.16 OQ CR
3 1 3 IRL Ireland IRLIRL 3:12.50 OQ NR
4 2 3 BEL Belgium BELBEL 3:13.18 OQ SB
5 3 3 GBR Great Britain & NI GBRGBR 3:13.52 SB
6 1 4 POL Poland POLPOL 3:13.53 OQ SB
7 2 2 NGR Nigeria NGRNGR 3:13.79 OQ
8 2 1 DOM Dominican Republic DOMDOM 3:14.39 OQ SB
9 4 3 SUI Switzerland SUISUI 3:14.47 SB
10 2 4 FRA France FRAFRA 3:14.71 OQ SB
11 3 1 JAM Jamaica JAMJAM 3:14.83 SB
12 4 1 BAH Bahamas BAHBAH 3:14.86 SB
13 5 3 ESP Spain ESPESP 3:15.47 SB
14 3 4 UKR Ukraine UKRUKR 3:15.70 SB
15 3 2 RSA South Africa RSARSA 3:15.95
16 4 4 CZE Czech Republic CZECZE 3:16.56 SB
17 5 4 CAN Canada CANCAN 3:16.65 SB
18 5 1 GER Germany GERGER 3:16.74 SB
19 4 2 HUN Hungary HUNHUN 3:16.80 SB
20 5 2 ITA Italy ITAITA 3:16.88 SB
21 6 3 GUY Guyana GUYGUY 3:17.31 PB
22 7 3 POR Portugal PORPOR 3:17.56 SB
23 6 4 BOT Botswana BOTBOT 3:18.48
24 8 3 KEN Kenya KENKEN 3:19.90
25 6 2 IND India INDIND 3:20.36
26 7 4 JPN Japan JPNJPN 3:20.92 SB
27 6 1 COL Colombia COLCOL 3:21.07
28 7 1 BRA Brazil BRABRA 3:28.01 SB
2 BRN Bahrain BRNBRN DNF
4 MEX Mexico MEXMEX DQ