The world's largest earth pressure balance (EPB) double shield hybrid tunnel boring machine, or TBM, was officially rolled ...

Metro has decided to proceed with the underground tunnelling from Kidderpore to Park Street. TBMs are earth pressure balance (EPB) machines used to excavate tunnels through hard rock, wet or dry ...

The Delhi Metro Rail Corporation (DMRC) on Tuesday completed tunnelling on the underground section of the Delhi Metro’s Phase 4 expansion project, wi ...

In total, the machine excavated over 1.2 million tonnes of earth and installed 4,217 tunnel rings, HS2 said.

A section of the under-construction Srisailam Left Bank Canal tunnel collapsed on February 22, trapping several workers ...

(DMRC) The Delhi Metro Rail Corporation (DMRC) has completed the tunnelling work on its deepest underground stretch of Phase 4, achieving a significant milestone with a tunnel boring machine (TBM ...

Tunnel boring machine Jill in its launch chamber ... the Silvertown Tunnel Coalition leading the charge. Friends of the Earth, Extinction Rebellion and numerous academics have also drawn attention ...

With the first quarter of the 21st century nearly over, we asked some Irish people to share their predictions for life here ...

Time machines already exist and they're in the guise of space telescopes. In 1995, one such time machine called Hubble peered ...

These will serve as entry, exit and servicing sites for tunnel-boring machines. The excavation will produce 14 million cubic yards of earth. This sludge will be tested for hazardous contaminants ...

In a new paper, scientists uncovered a new state called Cooper-pair density modulation that could teach us a lot about ...