Milestone: first test trains run through Metro Tunnel - Infrastructure Magazine

Metro Tunnel's smart features put to the test - Infrastructure

Metro Tunnel - Wikipedia

Metro Tunnel Project enters new stage of construction

Indian Railways builds 59-km high speed train test track to run

22 Innovative Global Rail Projects In 2022 - Raildiary

Historic Milestone: Agra Metro Successfully Conducts First Test

Sudarshan unleashed! NCRTC deploys TBMs for tunneling at Anand

Alstom begins driverless metro train production for Chennai

Metro Tunnel achieves major milestone with first test trains

Electric train steers South Australia toward net zero milestone