Advancements in Large Diameter TBM Tunneling
Over the past two decades soft ground and mixed face TBM tunnels have increased in…
Author Contributing Author
Risk Management Applied in the Field
The Battle Born State of Nevada is no stranger to fighting for its share of…
Controlling Tunneling Project Risk Implemented by Alternative Delivery
EDITOR’S NOTE: Implementing risk management strategies early on for underground and tunneling alternative delivery projects…
Delaware Aqueduct Bypass Tunnel Boring Now Complete
Record-breaking TBM Completes Monumental Voyage In August 2019, a 6.8 m (22.3 ft) diameter Robbins…
Final Pieces in Place for West Gate Tunnel Boring Machines
The final parts of the largest Tunnel Boring Machine (TBM) in the southern hemisphere have been lifted…
New Portable GPR Technology Helps Concrete Scanners Improve Efficiency and Productivity
Concrete scanning companies provide imaging solutions to those who need to see inside of existing…
SNWA Low Lake Level Pumping Station – Proven Benefits From Early Contractor Involvement
Over the past two decades, the Colorado River Basin has experienced significant drought conditions that…
First Section of Anacostia River Tunnel Opens, Fulfills Promise of Cleaner Water
Although the rivers and creeks that meander through Washington, D.C., are often noted for their…
UPCOMING PROJECTS: August 2019
CALIFORNIA Moccasin Mountain Tunnel Improvements This project for the San Francisco Public Utilities Commission involves…
DigIndy Plows Ahead: Workhorse TBM and Conveyor System Complete Leg of Vast Indianapolis Network
On April 10, 2019, crews celebrated the breakthrough of a Robbins Main Beam TBM below…