Junctions
Data from driver location signs are used to provide distance and carriageway identifier information.
| M45 motorway | |||
| km | Westbound exits (A Carriageway) | Junction | Eastbound exits (B Carriageway) |
| 12.4 | Coventry, Rugby, A45 Dunchurch B4429 |
J1 | Start of motorway |
| 9.7 | No access | Daventry A45 | |
| 0.2 | Start of motorway | M1, J17 | The south, Northampton M1 |
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