NHSRCL is the implementing agency for the 508-km Mumbai-Ahmedabad bullet train project. Work on all three elevated ...

The breakthrough was achieved when a Tunnel Boring Machine (TBM) completed its journey this morning at Vasant Kunj Metro Station after constructing a 1,550-metre-long tunnel, using a 91-metre-long TBM ...

The Delhi Metro Rail Corporation (DMRC) completed the construction of an underground tunnel between Kishangarh and Vasant ...

"A Tunnel Boring Machine (TBM) broke through this morning at Vasant Kunj Station after boring a 1550 meter-long tunnel. This tunnel breakthrough was achieved using a mammoth 91 -metre-long TBM," a ...

To construct the platforms, 1.59m high invert walls, have been poured before 1,960 pre-cast concrete slabs, measuring up to 4m by 2m, are then lifted into place on top.

The first platforms that will be used by passengers travelling on HS2 are being built Each platform will be served by 400m trains HS2 yesterday revealed the first section of platform to be installed ...

Concrete Concrete Equipment & Products Repair & Rehabilitation Products Study Finds Concrete-eating Bacteria on Road Tunnels Researchers from the Chalmers University of Technology found that a ...

We can cast four boxes at a time. Till now, four boxes have been cast. Casting the fifth is underway,” said the RVNL official. It takes about 25 to 30 days to cast one box. A shear key pocket supports ...

UPDATED: April 19, 2025 at 10:16 AM EDT Drivers have no need to fear using the U.S. 1 tunnel in downtown Fort Lauderdale despite a driver’s recent report of falling concrete, state officials say.