Johnson’s Glen Underbridge
| Structure No | 62453 |
| Structure Name | Johnson’s Glen Underbridge |
| Last PI Date | 27-Oct-2010 |
| Next PI Date +/- 6 Month | 15-Nov-2016 |
| Last GI Date | 04-Jan-2013 |
| Next GI Due +/- 6 Month | 04-Jan-2015 |
| Route | A4 |
| X | 266508 |
| Y | 359267 |
| Spanning | A4 |
| Orientation | W-E |
| Skew | 10.00 |
| Span Length | 40.00 |
| Structure Type | Integral |
| Joint Type | Asphaltic Plug |
| Parapet | Aluminium |
| Construction Year | 2009 |
| HA_Rating | 40 |
| HB_Rating | 45 |