Record-breaking TBM Completes Monumental Voyage In August 2019, a 6.8 m (22.3 ft) diameter Robbins Single Shield TBM accomplished an…
The tunnel construction market is one of constant evolution – and sometimes revolution. Dating back to ancient civilizations through today’s…
The E330 Downtown Bellevue Tunnel project is owned by Sound Transit, the regional authority for mass transit in the Seattle…
Over the past two decades, the Colorado River Basin has experienced significant drought conditions that have decreased the average annual…
Although the rivers and creeks that meander through Washington, D.C., are often noted for their historical significance, a deeper story…
Midwest Mole Constructing 2,100-ft Tunnel as Part of INDOT Improvements Project After years of collaboration between the City of Fishers,…
The Cuyahoga River in Northeast Ohio is inextricably linked with the environmental movement in the United States. In was…
There’s no doubt that computer programs have helped immensely with the progression of our design capabilities in the engineering sector.…
On April 10, 2019, crews celebrated the breakthrough of a Robbins Main Beam TBM below Indianapolis, Indiana. The smooth completion…
Tunneling and underground construction in urban areas is increasing throughout the world for various reasons. This requires handling of complex…