Go to content

Media
Contact us

Search

Search on HS2

Some suggestions

HS2
Route Map
What is HS2

What is HS2
Rout map
Building HS2
Supply chain
Careers
About us

News Media blogs Media gallery Contact us

Chiltern tunnel north porous portal (complete)-6

Download - Chiltern tunnel north porous portal (complete).jpg

Published on: 16 Dec 2025
File size: 9.01 MB
Resolution: 8192px * 4608px

Chiltern tunnel north porous portal (complete)-6

Follow us

Follow us on X (external)
Find us on Facebook (external)
Connect with us on LinkedIn (external)
Find us on Instagram (external)
Find us on Threads (external)
Find us on YouTube (external)

HS2 on GOV.UK
Considerate Constructors
Modern slavery and human trafficking
Publication scheme

Accessibility statement
Cookie policy
Cookie settings
Sitemap

Birmingham

Two Snowhill
Snow Hill Queensway
Birmingham
B4 6GA

London

The Podium Euston
1 Eversholt Street
London
NW1 2DN

Copyright © High Speed Two (HS2) Limited 2026