| Ground investigation to the west of Coalpit Lane | Completed | Coalpit Lane | 25/08/2021 | 15/10/2021 |
| HS2 Works Notification: Earthworks Update, North Portal | Completed | Great Missenden, South Heath and The Lee, Wendover | 02/08/2021 | 31/10/2021 |
| Notice of drainage surveys in your local area | Completed | Westgate | 30/08/2021 | 03/09/2021 |
| Update on closure of Tilehouse Lane, West Hyde | Completed | West Hyde | 31/08/2021 | 31/08/2022 |
| Notice of water monitoring borehole works at Amersham | Completed | Amersham | 16/08/2021 | 10/09/2021 |
| Notice of sheet piling work at Mandeville Road | Completed | Mandeville Road, Northolt | 23/08/2021 | 01/10/2021 |
| Notice of diversion of Celandine Way | Completed | Ruislip | 13/09/2021 | 31/10/2021 |
| Notice of traffic management Long Itchington Road, Offchurch | Completed | Offchurch | 26/08/2021 | 15/10/2021 |
| Expansion of works area at Ruislip Golf Course | Completed | Breakspear Road South | 23/08/2021 | 12/09/2021 |
| Update: Notice of utility surveys in Northolt | Completed | Northolt | 24/08/2021 | 27/08/2021 |
| HS2 Notification: Notice of road closure, Chetwode | Completed | Chetwode | 23/08/2021 | 27/08/2021 |
| Update notice of Installation of site office at Mandeville Road vent shaft site | Completed | Northolt | 09/08/2021 | 13/08/2021 |
| Notice of work on land north of Hyde Road | Completed | Gorton | 18/08/2021 | 17/09/2021 |
| Upate: tidying and trimming vegetation at Willesden Euroterminal site | Completed | Old Oak | 23/08/2021 | 07/09/2021 |
| Notice of GPR Surveys – Lawley Middleway and surrounding roads | Completed | Birmingham | 26/11/2021 | 01/12/2021 |
| Update: further ground investigations on Chase Road | Completed | Old Oak | 09/08/2021 | 10/09/2021 |
| HS2 Notification: Notice of utility diversion works, A418 Aylesbury | Completed | Aylesbury | 16/08/2021 | 20/08/2021 |
| HS2 Notification: Notice of Relief Road closure, Chipping Warden | Completed | Chipping Warden | 20/08/2021 | 13/09/2021 |
| Update notice of CCTV surveys on Rockware Avenue, Greenford | Completed | Greenford | 02/08/2021 | 02/08/2021 |
| Update of works at Canterbury Works site | Completed | Canterbury Road | 02/08/2021 | 09/08/2021 |