In the early decades of the 19th century, London was facing a major problem. The city had become the world's busiest port, but in order to transport goods from the docks to the heavily-populated ...

Recent advancements in rock cutting and tunnel boring machine (TBM) performance have underscored the importance of optimising cutter design, operational parameters and understanding rock fracture ...

Recent advancements in tunnel boring machine (TBM) performance and optimisation have significantly enhanced the efficiency, safety, and sustainability of underground construction projects. Integrating ...

Penn Hyperloop, a student team focused on developing reusable tunnel-boring machines, became officially affiliated with the University following a year of negotiations. Since its inception last year, ...

The boring machines were manufactured in Germany for just one of 10 sections that make up the $16 billion Gateway project to build a new tube for Amtrak and NJ Transit trains into Penn Station. The ...