Media gallery

Multiservice vehicle delivering wall segements to a TBM in the Chiltern tunnel summer 2021 #26696

Chiltern Tunnel south portal entrance, June 2023

South portal of the Chiltern tunnel after launch of the TBMs summer 2021 #27337

South portal of the Chiltern tunnel looking north #27320

Chalk from the Chiltern tunnels being landscaped at the south portal site summer 2021 #28612

Within the Chiltern tunnels looking south towards London autumn 2021 #27315

Image showing work within the southbound Chiltern tunnel #28616

View of the tunnel segments from the gantry crane at the South Portal, October 2022

Ring sections outside the precast factory at the Chilterns Tunnel South Portal

Chiltern tunnel segment storage yard at the South Portal October 2022 49178

Chiltern tunnel TBM Florence cutter head about to be moved into position March 2021

TBM cecilia ready to launch with M25 in the background June 2021