New Delhi, February 23 As the Chennai-Jammu-Andaman Express, Paschim Express, and other trains passed through the Sadar Bazar railway station on Sunday, passengers were unaware that, 15 meters below, a tunnel boring machine was digging a 6.35-meter tunnel for the upcoming Delhi Metro corridor...
afconsinfrastructure
chennai-jammu-andaman express
construction projects
delhi
delhi metro
geological conditions
instrumentation
janakpuri west-rk ashram metro corridor
monitoring
paschim express
rani jhanshi flyover
red line metro
sadar bazar railway station
tunnel boring machine
tunnel construction