| Heat 1 | Ceres Park - 3 August 2017 - 09:15 |
| Lane | Bib | Athlete | Year | Cat. | | SB |
| 1 | 3632 | JOKELA Marjo | 1967 | W45 | SWE SWEDEN | 30.2 |
| 2 | 1507 | HODGSON Jacqui | 1968 | W45 | GBR GREAT BRITAIN & N. IRELAND | 27.81 |
| 3 | 62 | AMELLAL Maryam | 1972 | W45 | BEL BELGIUM | 26.50 |
| 4 | 1835 | DREWES-CZECH Kerstin | 1971 | W45 | GER GERMANY | 26.63 |
| 5 | 3122 | VAN DER LINDEN-MORRIS D | 1968 | W45 | NED NETHERLANDS | 28.90 |
| 6 | 3723 | ROSEN Jenny | 1972 | W45 | SWE SWEDEN | 28.50 |
| 7 | 544 | PERNILLE Borgholm | 1972 | W45 | DEN DENMARK | 29.50 |
| 8 | 831 | ROJO CARRASCOSA Maria G | 1971 | W45 | ESP SPAIN | 31.11 |
| Qual.Rule: first 2 of each heat plus the 8 fastest times qualified. |
| Heat 2 | Ceres Park - 3 August 2017 - 09:20 |
| Lane | Bib | Athlete | Year | Cat. | | SB |
| 1 | 3558 | AXELSON Lena | 1972 | W45 | SWE SWEDEN | 27.27 |
| 2 | 413 | IPSEN Ann | 1967 | W45 | DEN DENMARK | 30.10 |
| 3 | 3379 | CARVALHO Sandra | 1971 | W45 | POR PORTUGAL | 32.22 |
| 4 | 1934 | GUENTHER-GRAEFF Eva | 1968 | W45 | GER GERMANY | 27.67 |
| 5 | 3108 | VAN BERKEL Linda | 1969 | W45 | NED NETHERLANDS | 30.49 |
| 6 | 210 | JICHOVA Ivana | 1968 | W45 | CZE CZECH REPUBLIC | 28.91 |
| 7 | 1327 | ANDERSON Nina | 1972 | W45 | GBR GREAT BRITAIN & N. IRELAND | 26.33 |
| 8 | 1227 | LEROY Laurence | 1972 | W45 | FRA FRANCE | 28.59 |
| Qual.Rule: first 2 of each heat plus the 8 fastest times qualified. |
| Heat 3 | Ceres Park - 3 August 2017 - 09:25 |
| Lane | Bib | Athlete | Year | Cat. | | SB |
| 1 | 653 | BARROETA Arancha | 1968 | W45 | ESP SPAIN | 27.40 |
| 2 | 2161 | MARTIN Heike | 1972 | W45 | GER GERMANY | 26.30 |
| 3 | 2562 | BATORI Noemi | 1970 | W45 | HUN HUNGARY | 29.62 |
| 4 | 119 | PAESEN Sonja | 1968 | W45 | BEL BELGIUM | 29.61 |
| 5 | 1658 | SIDNEY Juliet | 1968 | W45 | GBR GREAT BRITAIN & N. IRELAND | 28.86 |
| 6 | 306 | ARIANFAR Maria | 1969 | W45 | DEN DENMARK | |
| 7 | 3582 | DE LUCA Vanessa | 1972 | W45 | SWE SWEDEN | 28.96 |
| 8 | 731 | GORJU SOLSONA Mireia | 1972 | W45 | ESP SPAIN | 27.50 |
| Qual.Rule: first 2 of each heat plus the 8 fastest times qualified. |
| Heat 4 | Ceres Park - 3 August 2017 - 09:30 |
| Lane | Bib | Athlete | Year | Cat. | | SB |
| 1 | 1963 | HEIN Andrea | 1970 | W45 | GER GERMANY | 30.53 |
| 2 | 295 | ANDERSEN Inge Alsted | 1969 | W45 | DEN DENMARK | 29.72 |
| 3 | 3095 | STEVERINK Iris | 1971 | W45 | NED NETHERLANDS | 29.13 |
| 4 | 1684 | THOMAS Michelle Gabriel | 1971 | W45 | GBR GREAT BRITAIN & N. IRELAND | 26.56 |
| 5 | 1291 | SUBLON Lucile | 1970 | W45 | FRA FRANCE | 28.20 |
| 6 | 818 | PUIG PLANELLA Assum | 1970 | W45 | ESP SPAIN | 26.48 |
| 7 | 1616 | PALMER Fiona | 1968 | W45 | GBR GREAT BRITAIN & N. IRELAND | 29.12 |
| 8 | 3744 | SUNNEBORN Anna | 1970 | W45 | SWE SWEDEN | 27.82 |
| Qual.Rule: first 2 of each heat plus the 8 fastest times qualified. |
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