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CW runs through essential and desirable features of tunnel-boring machines.
CW runs through essential and desirable features of tunnel-boring machines.
This package involves the twin tunnels for Line 2's 4.08 km underground section.
The 1,475 m long tunnel, constructed using a 97 m long Tunnel Boring Machine (TBM),
Kolli is a Terratec Earth Pressure Balance (EPB) machine.
Entails making a pair of tunnels of 18 km.
Afcons bags contract of Package-8 Delhi-Meerut Line for Rs 1,529 cr
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