| Notice of pipeline diversion works near Rookery Lane, Hints | Completed | Hints | 01/03/2021 | 22/03/2021 |
| Notice of work at the A43, site investigations and compound set up | Completed | Radstone | 10/03/2021 | 31/12/2021 |
| Euston Throat Retained Cut and Hampstead Road works update | Completed | Regent's Park Estate | 02/11/2020 | 07/07/2021 |
| Notice of overnight single lane closures on the M42 | Completed | Bickenhill | 15/03/2021 | 27/03/2021 |
| Works at Regents Park estate; Granby Terrace Bridge deconstruction | Completed | Regent's Park Estate | 01/03/2021 | 05/07/2021 |
| Notice of overnight single lane closures on the M42, and overnight road closures on the A452 and A446 | Completed | Bickenhill | 15/03/2021 | 17/03/2021 |
| Sewer construction works in the Regent’s Park Estate; across Hampstead Road | Completed | Regent's Park Estate | 22/02/2021 | 31/05/2021 |
| Westbury fencing and planting works | Completed | Brackley, Westbury | 31/10/2020 | 31/03/2021 |
| Twyford – Newton Purcell early works | Completed | Newton Purcell, Turweston | 30/10/2020 | 31/08/2021 |
| Twyford construction compound and archaeology | Completed | Calvert, Steeple Claydon | 29/01/2021 | 30/06/2021 |
| Steeple Claydon construction activities | Completed | Steeple Claydon | 02/02/2021 | 31/08/2021 |
| Steeple Claydon construction activities February 2021 | Completed | Steeple Claydon | 08/03/2021 | 12/03/2021 |
| Upcoming works in the Camden Cutting area; utility surveys, trial holes, monitoring equipment and lane closures | Completed | Park Village East | 01/03/2021 | 31/05/2021 |
| Notice Update: Utilities trial hole surveys at Parkway | Completed | Camden | 24/11/2020 | 09/03/2021 |
| Vehicle Holding Area and Parkway works notices | Completed | Camden, Parkway, Prince Albert Road | 01/03/2021 | 14/10/2021 |
| Notice of installation of electricity cables at various locations in Camden | Completed | Amersham, Camden | 15/01/2021 | 31/08/2021 |
| Tower cranes removal from Camden Cutting south | Completed | Camden | 04/07/2023 | 16/07/2023 |
| Notice of track-level works in Euston Approaches | Completed | Mornington Crescent | 27/09/2020 | 30/04/2021 |
| Notice of archaeology work off Rookery Lane | Completed | Hints | 08/03/2021 | 19/04/2021 |
| Notice of cable route excavation, Adelaide Road | Completed | Chalk Farm | 19/05/2021 | 31/08/2021 |