recent posts

Tunneling Under Pressure

Las Vegas, the glittering city of luck with its fascinating fountains, draws 90 percent of its water from Lake Mead. The largest reservoir in the United States, Lake Mead is fed by the Colorado River. The areas around Las Vegas, however, are taking more from the lake...

Colorado School of Mines Hosts 21st Annual Microtunneling ...

The Colorado School of Mines in Golden, Colorado, once again hosted the annual Microtunneling Short Course. The event took place Feb. 10-12 with a special one-day seminar on Feb. 9 on pilot tubing microtunneling. The popularity of the course was evident with over 120...

Moretrench Appoints Fjotland as Northeast Geotechnical Reg...

Moretrench announced that Wayne Fjotland has been appointed geotechnical manager for the Northeast region, with overall responsibility for all operational aspects of geotechnical work undertaken in the New York/New Jersey/Connecticut tri-state area. Fjotland has 35...

Tully/OHL, Robbins Team Up to Complete Harbor Siphon Tunne...

On Jan. 28, 2015, about 115 ft below New York Bay, a celebration was underway as Sandhogs, along with workers for subcontractor Tully/OHL and Robbins field service, completed the last meters of the Harbor Siphon Tunnel connecting Staten Island and Brooklyn. The team...

Ceremony for Completed Santa Ana River Interceptor Pipelin...

On Dec. 11, 2014, a ribbon cutting ceremony took place at the Green River Golf Club in Corona, California. Almost 200 elected officials and agency representatives attended the ceremony to celebrate the completion of the Santa Ana River Interceptor (SARI Line)...
recent from Editor's Message Looking Ahead to 2015
Looking Ahead to 2015 For the past couple of years, we at TBM have kicked off the New Year with an industry forecast – namely a questionnaire sent to experts in the tunneling sector asking about the future of the market and how it is changing. Unanimously, our four panelists agree that the need for tunneling and underground...
recent from People Brierley Associates Welcomes Nuttbrock
Brierley Associates Welcomes Nuttbrock Brierley Associates is pleased to announce that Nancy Nuttbrock, P.E., has returned to Brierley after nine years to focus on the firm’s growing business in Texas. Nuttbrock was with Brierley Associates between 2000 and 2005. During that tenure, she quickly established herself as an expert in the tunnel...
recent from Technical Papers 170 Feet Below Columbus
170 Feet Below Columbus By Lucian P. Spiteri, P.E., Paul C. Schmall, Ph.D., P.E., Mark Gentile, P.E., and Michael A. Nuhfer, P.E. The OSIS Augmentation and Relief Sewer (OARS) project is a 23,300-ft long, 20-ft finished diameter combined storm and sanitary overflow relief sewer mined through dolomite and limestone rock...
recent from Product Showcase Product Showcase – April 2014
Product Showcase – April 2014 Brookville Equipment Expands Portfolio Brookville Equipment Corp. expanded its mining product portfolio in 2013, offering up custom haulage and transportation solutions for mining customers in the U.S. market and abroad, including the production of its largest underground mining locomotive since the company...