Planned Works

If you have information about these (or any other HS2 works ) - contact us !

See also, the HS2 Interactive Map

Location Description Start Finish
Chalfont St Peter VS

 The site is beginning to be established, in late February 2019 it is expected that works will start to improve access into the site. This is likely to take around four weeks and may require some overnight closures of Chesham Lane.
Pump tests, Ground Investigation & survey works.

Rights of Way CSP/10/1, CSG/32/1 closed (2/6/20)

Temporary Access Road constructed

Chalfont St Giles VS
Bottom House Farm Lane, Amersham Road
Surveys, site clearance and associated works at the vent shaft location, to prepare the site ahead of the main construction works. Establishment of security fencing.
In late spring we expected to commence works at the junction of the A413 and the existing Lower Bottom House Farm Lane for the new access road. Works will continue along the new route including activities such as ecology works and fencing.
Ongoing Dec 2020 ?
Chalfont St Giles - Amersham The Chalfont St Giles pumping station is not large enough to accommodate a turbidity plant. Therefore a pipeline needs to be constructed to pump water from Chalfont St Giles to the Amersham pumping station June 2020 Dec 2020
Amersham Whielden Street reopened   March 2021
Gore Hill Roundabout - A355 Night time closures
                                Phases 2,3
2nd-20th Nov
23rd Nov -

Spring 2021
Little Missenden

'Enabling Works'

A413 Weekend closures     (9pm Fri-5am Mon)

Oct 2020


Apr 2021


Chesham Road Site set up Feb 2021  
Great Missenden

Chalk Embankment Trial

mid-Oct 20

Leather Lane Archaeology Oct 2020 Jan 2021
Bowood Lane Ecology surveys, Archaeology, Tree planting Oct 2020 Feb 2021

Archaeological Investigations, Grove Farm, Road Barn Farm

Pump Tests, Flow Monitoring (around the bypass)

Aug 2020

Oct 2020

Oct 2020

Jan 2021

Tilehouse Lane,
Ashwells farm,
Bury Farm
Maintenance of habitat sites. Ongoing