| 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 |
| Update notice: demolition work | Completed | Old Oak | 05/08/2021 | 19/08/2021 |
| Update: Ground Investigations in Lower Park on Park Royal Road | Completed | Old Oak | 19/08/2021 | 27/08/2021 |
| Notice of Thames Water work | Completed | Ruislip | 15/08/2021 | 31/10/2021 |
| Notice of extended road closure – Chalfont St Giles | Completed | Chalfont St Giles | 04/08/2021 | 28/02/2022 |
| Update: Notice of utility surveys at Long Drive | Completed | Ruislip | 17/08/2021 | 17/08/2021 |
| HS2 Works Notification: Wormleighton to Southam newsletter, August 2021 | Completed | Ladbroke, Priors Hardwick, Radbourne, Southam, Wormleighton | 03/08/2021 | 31/12/2021 |
| D-wall construction – Little Missenden | Completed | Little Missenden | 30/07/2021 | 31/10/2021 |
| HS2 Notification: Works and road closure, Mixbury | Completed | Mixbury | 16/08/2021 | 20/08/2021 |
| Overnight road closures for the resurfacing of Moorfield Road, Denham | Completed | Denham | 16/08/2021 | 16/09/2021 |
| HS2 Notification: A41 Fleet Marston temporary roundabout | Completed | Aylesbury, Fleet Marston, Quainton, Waddesdon | 16/08/2021 | 08/10/2021 |
| Temporary road closures on Crowberry Lane and Park Lane | Completed | Middleton | 16/08/2021 | 20/08/2021 |