VTA BART Phase 2 Single Bore Center Platform - VTA news release

Ghella Bane Nor Blix Tunnel source Ghella media release https://ghella.com/en/media/news/ghella-hands-over-longest-railway-tunnel-nordics-bane-nor

HS2 Inside the Chiltern tunnel HS2 Media release source: https://mediacentre.hs2.org.uk/news/hs2-chiltern-tunnel-florence-and-cecilia-reach-4-mile-point-at-chalfont-st-giles

HS2 Chiltern tunnel south portal buildings source: https://mediacentre.hs2.org.uk/news/new-hs2-innovation-accelerator-opens-project-harnesses-artificial-intelligence

HS2 Launches first London TBM - Sushila image HS2 Media release

Sevilla SE 40 map - Andalucia via MITMA press release.

HS2 Tunnel Boring Machine Cutterhead in transport HS2 Media release.

Auckland Watercare Central Interceptor Harbour Crossing Tunnel Map (Watercare media release)

  source:https://www.bam.com/en/press/press-releases/2022/9/tunnelling-underway-for-new-river-crossing-at-silvertown?position=3&list=Llb8uroF7TIVlOdUP1OSMBKTeRJA6vUVmTP6vU458Pg

source: https://presse-oebb.at/News_Detail.aspx?id=164060&menueid=27021