The research focused on the Hankou Tunnel, a deep-lying section of the challenging Xinjin Expressway spiral tunnel group. To ...

Railway tunnel construction shortens the route length by allowing rail lines to pass through natural obstacles. These are particularly prevalent when it comes to passages and tunnels through mountains ...

The synthesis authors reviewed relevant literature to capture experience with and effective practices for controlling leaks in tunnels around the world. Sources used for the literature search included ...

São Paulo has signed a $1.2-billion public-private partnership to build Brazil’s first immersed tunnel, moving the ...

Off the coast of Ningbo, in the East China Sea, the Yongzhou Railway’s Jintang undersea tunnel is being excavated to a maximum depth of approximately 78 meters. CRCC’s engineers are using China’s ...

Construction of a new tunnel for the Chesapeake Bay Bridge-Tunnel continues to bore ahead as it enters the next phase. The bridge-and-tunnel system crosses the lower Chesapeake Bay, connecting ...

Next year, the first modern tunnel-boring machines ever used in New Jersey will arrive in North Bergen to begin drilling the first mile of the $16 billion Gateway Tunnel through the rocky Palisades.