Latest News, Stories and Updates
Bruce E. Grewcock & Stephen J. Barlow Selected for Moles Awards
Two heavy construction industry executives, Bruce E. Grewcock, president and CEO of Kiewit in Omaha,…
Robbins TBM Ready to Dig Below Indianapolis
On Nov. 27, 2012 a 20.2-ft diameter Robbins hard rock cutterhead arrived in Indianapolis. The…
Double-Barrel Break-through in Toronto
On Thursday, Nov. 29, 2012 tunnel boring machines (TBMs) “Yorkie” and “Torkie” simultaneously broke through…
Building Lake Mead’s Third Straw
Continuous 12-day Pour Challenges Barge-mounted Putzmeister Concrete Placing System A continuous 12-day concrete pour tested…
Colas Joins Parsons Brinckerhoff
Ronald Colas has been named a Vice President in the Miami office of Parsons Brinckerhoff,…
Compressed Air Aids Minnesota Tunnel Project
This article discusses a particularly complex tunneling project in St. Paul, Minn. The South St.…
Modern, High-Performance Wet Shotcrete – A Holistic Approach
By Mike Rispin Our European tunneling colleagues prefer to call wet shotcrete “sprayed concrete” and…
Full Speed Ahead
TTC’s Spadina Line Extension Surges Forward Toronto, Ontario, is the capital of Canada’s most populous…
TBM Arrives in Indy for Deep Rock Tunnel Connector
A 20-ft diameter tunnel cutterhead that will be used to drill through bedrock was the…
Milestone for Mine Radio Systems’ Farjow
Mine Radio Systems’ (MRS) Vice President of Engineering Wisam Farjow recently completed his Ph.D. in…
Niagara Tunnel Reaches Another Milestone
Another milestone was achieved Nov. 15 on the 10-km long Niagara Tunnel for Ontario Power…
Powering the Tunneling Market
The construction of a tunnel is an extremely complex and demanding engineering task. It not…