On April 24, 2020, the largest hard rock TBM ever to bore in the United States began to operate. The 11.6 m (38.1 ft) di...
“The Most Expensive Mile of Subway Track on Earth” is the title of an investigative report written by Brian ...
Insights into the tunnel industry trends – present and future By 2050, it is anticipated that as much as 87% of th...
For projects involving tunnel boring machines (TBM) to be successful, we need to know what lies beneath the surface. The...
Dealing with groundwater is among the top challenges in underground tunnel, structure and pipeline projects. Groundwater...
In the world of trenchless construction, there are only three guarantees; the specified pipe tends to be larger, the dri...
Recently, and increasingly, there has been much discussion and concern expressed by the design and construction industri...
Lametti & Sons Completes First Microtunnel for Rochester, MN, Development Program Rochester, Minnesota, is experienc...
Have you missed a tradeshow this year or felt out of the loop while staying at home? You’re in luck! We’ve g...
Using a risk-based, decision-making approach to establish the right project configuration within complex urban subsurfac...
In addition to rock and soil, major tunneling projects involve the movement of large volumes of another important elemen...
Sometime ago I read a book entitled Triumph of the City by Edward Glaeser, which I recently had the opportunity to revis...
Conventional Tunneling Turned Unconventional – Author’s Reflection Here in the United States we used to refe...
Over the past two decades soft ground and mixed face TBM tunnels have increased in diameter such that the term ‘la...
The Battle Born State of Nevada is no stranger to fighting for its share of resources. When drought struck the Southwest...
