London Power Tunnels

18 National Grid Tunnel Under Central London Stock Photos, High-Res Pictures, and Images - Getty Images

National Grid begins new London electricity substation construction

TBM arrives for phase two of London Power Tunnels project

National Grid's £1bn London Power Tunnels project achieves 'major milestone

First breakthrough for London Power Tunnels - GeoDrillingInternational

Jules Pipe on X: Great to be with the @nationalgrid for a tour of the London Power Tunnels project at Hurst Substation, marking the completion of 32.5 km of tunnelling. This project

London Power Tunnels

Penultimate breakthrough on London Power Tunnels - Tunnels & Tunnelling International

London Power Tunnels' legacy will go beyond infrastructure assets

London Power Tunnels 2

London Power Tunnels 2 - Zitron

Huge London tunnels I have never heard of

London Power Tunnels 2

Boring' breakthrough: Tunnel-making machine completes 6.7km journey under south London - CityAM