| Intermediate Ladies 400 Metres HEAT 1 (Motspur Park, 13 May) | 1 | | E Allinson | (Hercules Wimbledon AC) | 60.5 | | | | | 2 | | T Bryant | (Mitcham AC) | 62.3 | | | | | 3 | | L Ryland | (Epsom & Ewell Harriers) | 63.7 | | | | | 4 | | H Planeta | (Epsom & Ewell Harriers) | 65.7 | | | | | 5 | | J Thumwood | (Royal Borough of Kingston AC) | 72.4 | | | | |
| | | Intermediate Ladies 400 Metres HEAT 2 (Motspur Park, 13 May) | 1 | | S Bush | (Haslemere Border AC) | 62.7 | | | | | 2 | | Y Jones | (Hercules Wimbledon AC) | 63.2 | | | | | 3 | | A Hoare | (Hercules Wimbledon AC) | 65.4 | | | | | 4 | | Michelle Baker | (Croydon Harriers) | 65.7 | | | | | 5 | | J Schooling | (Epsom & Ewell Harriers) | 67.6 | | | | |
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| Intermediate Ladies 400 Metres HEAT 3 (Motspur Park, 13 May) | 1 | | Karen Spackman | (Hercules Wimbledon AC) | 60.1 | | | | | 2 | | J Roan | (Epsom & Ewell Harriers) | 61.5 | | | | | 3 | | Julie Moore | (Croydon Harriers) | 61.7 | | | | | 4 | | T Raynsford | (Woking AC) | 62.9 | | | | | 5 | | R Hatton | (Royal Borough of Kingston AC) | 67.7 | | | | | 6 | | Linda Smith | (Epsom & Ewell Harriers) | 69.6 | | | | |
| | | Intermediate Ladies 400 Metres FINAL (Motspur Park, 18 May) | 1 | | Karen Spackman | (Hercules Wimbledon AC) | 58.9 | | | | | 2 | | S Bush | (Haslemere Border AC) | 60.5 | | | | | 3 | | E Allinson | (Hercules Wimbledon AC) | 61.2 | | | | | 4 | | T Bryant | (Mitcham AC) | 61.5 | | | | | 5 | | Julie Moore | (Croydon Harriers) | 62.5 | | | | | 6 | | J Roan | (Epsom & Ewell Harriers) | 62.7 | | | | |
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