Sydney Metro West (taken from Sydney Metro - Western Sydney Airport Sustainable Report and modified with extra info) Sydney Metro - Western Sydney Airport Sustainable Report:...

Tunnel Québec-Lévis diameter (drawing from Le Réseau express de la Capitale (REC))

Tunnel Québec-Lévis profile (drawing from Le Réseau express de la Capitale (REC))

Metrolinx Toronto Yonge North Subway Extension (Metrolinx)

Metrolinks Toronto Scarborough metro extension (map Metrolinx)

HS2 Precasts factory for viaduct (HS2 Media)

photo is from NCC media release.

NCC and subcontractors gathered on the pile after the breakthrough, which was triggered at 13.15 local time photo is from NCC media release.

Faroe Islands Sandoy Tunnel My own work on Apple Maps

from Danish Ministry of Transportation media release: https://www.trm.dk/nyheder/2022/undersoegelse-af-2-km-lang-tunnel-i-aarhus-saettes-i-gang/