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Notice of road closure, Buckingham Road and A4421, Oxfordshire – August Update

Work item: HS2-EKFB-26-2230

Work Item Summary

Project Phase
Phase 1
Region
Oxfordshire
Location
A4421, Buckingham Road
Worksite Name
A4421
Contractor
EKFB JV
Type of works
Road closure, Utility Works
Estimated Start Date
10/07/2026
Estimated End Date
31/08/2026

What we are doing

Completing final utility commissioning connection in collaboration with Thames Water and Vodafone.

Traffic management is in place to complete fencing, topsoil and seeding.

Location
A4421 and old Buckingham Road, between Newton Purcell and Barton Hartshorn.

Duration
A4421 and Buckingham Road
Road Closures – we are reducing the duration our works as follows:

  • Saturday 22 August, 7:00am to Sunday 23 August 2026, 6:00pm
  • Saturday 29 August 7:00am to Monday 31 August 2026 5:00am

Traffic management
Temporary 2-way traffic lights – 8:30am to 5:30pm

  • Tuesday 1 September to Tuesday 25 September 2026

What to expect
A small section of the old Buckingham Road and the A4421 will be closed. Daytime temporary traffic lights will be in place following the closure.

HS2 is undergoing a comprehensive reset to ensure it can be built efficiently and for the lowest reasonable cost. This work is being carried out in stages and will be completed in 2026. We will provide you with updates on the reset and what this means for our plans to build the railway in your area.

Download information relating to these works

Find out more about

If you have a question about HS2 or our works, please contact our HS2 Helpdesk team on 08081 434 434 or email [email protected]