A look at the some of the projects in planning or under design in North America.
Now in his 25th year in the microtunneling industry, Craig Camp has seen the technology move from its infancy in…
The geology intersected along a tunnel is an overriding factor in many of the decisions that must be made in…
David Krauter, a mechanical engineer for Herrenknecht, discusses his three decades of experience as well as the past, present and future of cutters.
Held in Dubai, from April 21-26 by the Society of Engineers (SOE) and the International Tunnelling and Underground Space Association…
Much has been made worldwide of the difference in performance between new and rebuilt TBMs. Worldwide, a bias exists that…
A recent survey conducted by software company TrackVia revealed that 47% of construction managers still use manual methods to collect…
Specialty geotechnical contractors such as Hayward Baker, Moretrench – now a Hayward Baker Company – and others have long been…
The Santa Clara Valley Transportation Authority (VTA) is evaluating a tunneling methodology that would use a single, large diameter tunnel…
The Kodiak Electric Association Inc. (KEA) is the power provider for Kodiak, Alaska, located on Kodiak Island some 250 miles from Anchorage and accessible only by sea or by air. So naturally, the KEA Board of Directors’ vision is to maintain 98 percent of kilowatt-hour sales with cost-effective renewable power solutions.