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Notice of traffic management A423, Southam – UPDATE

Work item: HS2-EKFB-26-1748

Work Item Summary

Project Phase
Phase 1
Region
Warwickshire
Location
Southam
Worksite Name
A423
Contractor
EKFB JV
Type of works
Drainage installation, Traffic management
Estimated Start Date
28/03/2026
Estimated End Date
02/04/2026

What we are doing

Under a single lane closure, we will be extending a drainage culvert under the A423 to support the new shared-use footpath.

Location

A423, Southam.

Duration

Saturday 28 March to Thursday 2 April 2026, 9.30am to 3pm.
If we are unable to complete these works due to poor weather or programme delay, we will use the below contingency dates:
Thursday 30 April to Monday 4 May 2026, 9.30am to 3pm.

What to expect

• Traffic lights on the A423 for a single lane closure.
• Work taking place close to the highway.

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]