Milehouse River Culvert,M1
| Structure No | 40570 |
| Structure Name | Milehouse River Culvert,M1 |
| Last PI Date | 20-Jun-2008 |
| Next PI Date +/- 6 Month | 20-Jun-2014 |
| Last GI Date | 20-Nov-2012 |
| Next GI Due +/- 6 Month | 20-Nov-2016 |
| Route | M1 |
| X | 307956 |
| Y | 361521 |
| Spanning | Watercourse |
| Orientation | W-E |
| Skew | 3.30 |
| Span Length | 3.00 |
| Structure Type | Underbridge – Box Culvert |
| Joint Type | – |
| Parapet | Concrete |
| Construction Year | 1964 |
| HA_Rating | 40 |
| HB_Rating | 45 |