At present, in the process of mountain tunnel construction, the drilling and blasting method is the main excavation method, and its blasting effect has a significant impact on the excavation quality.

To accommodate the growing urban population, metro lines continue to expand, making the crossing of new tunnels with existing ones an inevitable situation. The methods of underpass have also become ...

Inside a pedestrian underpass near the newly opened Wishbone Bridge, artists are transforming a tunnel into a vivid public artwork meant to reflect everyday life in Austin. The Unity Tunnel stretches ...