| Intermediate Ladies 400 Metres HEAT 1 (Motspur Park, 14 May) | 1 | | Bernadette Ross | (Mitcham AC) | 61.6 | | | | | 2 | | Claudine Church | (Woking AC) | 62.7 | | | | | 3 | | N Rowley | (Sutton & Cheam Harriers) | 64.2 | | | | | 4 | | N Toms | (Sutton & Cheam Harriers) | 64.2 | | | | | 5 | | H McLeish | (Guildford & Godalming AC) | 66.9 | | | | |
| | | Intermediate Ladies 400 Metres HEAT 2 (Motspur Park, 14 May) | 1 | | Tania Leeder | (Woking AC) | 62.8 | | | | | 2 | | L Ryland | (Epsom & Ewell Harriers) | 64.3 | | | | | 3 | | Beverly Burns | (Guildford & Godalming AC) | 65.3 | | | | | 4 | | H McInnes | (Sutton & Cheam Harriers) | 68.9 | | | | | 5 | | J Gardner | (Mitcham AC) | 71.1 | | | | |
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| Intermediate Ladies 400 Metres HEAT 3 (Motspur Park, 14 May) | 1 | | K Firth | (Guildford & Godalming AC) | 62.7 | | | | | 2 | | J Roan | (Epsom & Ewell Harriers) | 63.2 | | | | | 3 | | J Herring | (Sutton & Cheam Harriers) | 64.4 | | | | | 4 | | Rochelle Fairchild | (Croydon Harriers) | 66.8 | | | | | 5 | | K Poulton | (Mitcham AC) | 71.9 | | | | |
| | | Intermediate Ladies 400 Metres FINAL (Motspur Park, 19 May) | 1 | | Bernadette Ross | (Mitcham AC) | 59.3 | | | | | 2 | | K Firth | (Guildford & Godalming AC) | 60.6 | | | | | 3 | | Tania Leeder | (Woking AC) | 60.8 | | | | | 4 | | Claudine Church | (Woking AC) | 61.0 | | | | | 5 | | J Roan | (Epsom & Ewell Harriers) | 62.9 | | | | | 6 | | N Rowley | (Sutton & Cheam Harriers) | 64.7 | | | | |
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