| Intermediate Ladies 400 Metres HEAT 1
(Motspur Park, 11 May) | | 1 | | Jo White | (Mitcham AC) | 58.0 | | | | | | 2 | | Jackie Hennessy | (Croydon Harriers) | 61.6 | | | | | | 3 | | C Field | (Sutton & Cheam Harriers) | 61.8 | | | | | | 4 | | Carolyn Plummer | (Mitcham AC) | 64.1 | | | | | | 5 | | V Ballard | (Mitcham AC) | 69.2 | | | | | | 6 | | C Tipple | (Epsom & Ewell Harriers) | 69.8 | | | | |
| | | Intermediate Ladies 400 Metres HEAT 2
(Motspur Park, 11 May) | | 1 | | Della Quaife | (Croydon Harriers) | 61.3 | | | | | | 2 | | Julie Compton | (Bracknell AC) | 61.4 | | | | | | 3 | | A Ladbrook | (Sutton & Cheam Harriers) | 62.7 | | | | | | 4 | | E Cannon | (Epsom & Ewell Harriers) | 64.1 | | | | | | 5 | | J Morriss | (Camberley & District AC) | 66.2 | | | | | | 6 | | C Larbey | (Crawley AC) | 71.9 | | | | |
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