recent posts

Connaught Tunnel Rehabbed as Part of Crossrail Project

Work to breathe new life into the Connaught Tunnel – a disused rail tunnel in Docklands – has been completed as part of the Crossrail project. The 550-m long tunnel runs below the Royal Docks next to ExCeL London, close to London City Airport. The tunnel was built...

Crux Subsurface Wins DFI’s 2014 Outstanding Project ...

The Deep Foundations Institute (DFI) announced that Crux Subsurface Inc. is the recipient of both DFI’s 2014 Outstanding Project Award (OPA) and the 2014 C. William Bermingham Innovation Award. The OPA jury selected the Sunrise Powerlink Project in California as...

Strabag Secures Mid-Halton Outfall Tunnel Contract

Strabag announced that is has secured a $79 million (CA) contract to build the Mid-Halton Outfall Tunnel. The project centers on the excavation of two 60-m deep shafts and a 6.3-km rock-bored tunnel that is designed to carry treated effluent from the water treatment...

Obituary – Jay Carlson

Jay E. Carlson, a longtime veteran of the tunneling industry, passed away in July after a long fight with cancer. During his career, Carlson managed a wide variety of major heavy civil projects. Starting as a miner, he learned the trade from the bottom up, moving...

AECOM Acquires Hunt Construction Group

AECOM announced July 29 that it has acquired Hunt Construction Group, significantly adding to AECOM’s construction services business. Hunt Construction Group, which serves clients in both the public and private sectors, is one of the country’s leading commercial...
recent from Editor's Message Mega Projects and Ground Improvement
Mega Projects and Ground Improvement In this issue, we highlight the work being undertaken by the L.A. County Metropolitan Transportation Authority (Metro), which includes three projects under construction or nearing construction — the Crenshaw/LAX Transit Project, the Regional Connector Transit Project and the Westside Purple Line...
recent from People Obituary – Jay Carlson
Obituary – Jay Carlson Jay E. Carlson, a longtime veteran of the tunneling industry, passed away in July after a long fight with cancer. During his career, Carlson managed a wide variety of major heavy civil projects. Starting as a miner, he learned the trade from the bottom up, moving rapidly up the supervisory ladder.  He...
recent from Technical Papers Innovations in Precast Concrete Segmental Linings: Case Studies from Around the World
Innovations in Precast Concrete Segmental Linings:  Case Studies from Around the World Since their introduction, precast concrete segmental linings have continued to develop and evolve.  In this article, Jon Hurt, Tunnels Practice Leader at Arup, provides an overview of four projects, highlighting ongoing innovations to meet project challenges.  The continued trend toward steel fiber...
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...