Calibration Certificates (northeastbound)
| Offence Date | Certificate Number | Certificate |
| 05/07/2021 - 04/07/2023 | CRT5430 | AS_Sharnford_NE_2021 |
| 24/07/2020 - 04/07/2021 | CRT4915 | AS_Sharnford_NE_2020 |
| 17/08/2018 - 23/07/2020 | CRT4080 | AS_Sharnford_NE_2018 |
Calibration Certificates (southwestbound)
| Offence Date | Certificate Number | Certificate |
| 05/07/2021 - 04/07/2023 | CRT5429 | AS_Sharnford_SW_2021_2 |
| 05/05/2021 - 04/07/2021 | CRT5320 | AS_Sharnford_SW_2021 |
| 24/07/2020 - 04/05/2021 | CRT4916 | AS_Sharnford_SW_2020 |
| 17/08/2018 - 23/07/2020 | CRT4081 | AS_Sharnford_SW_2018 |