April 2008


Click cover for PDF version
April 2008 Issue

Features Inside This Edition:
NAT Preview : By Greg Thompson
TBM looks ahead to NAT 2008 with a preview of the conference and product announcements from select exhibitors.

The Long Drive : By Greg Thompson
The City of Portland, Kiewit-Bilfinger Berger and Herrenknecht team up on North America’s longest microtunnel drive.

Deep Tunnel Update: By Greg Thompson
Chicago’s Tunnel and Reservoir Plan (TARP) has moved from the tunneling phase to the reservoir phase. TBM looks back at 30 years of tunneling and ahead to the reservoir portion of this megaproject.

Testing Jet Grout Ground Modifications for Seattle’s Brightwater Conveyance System: By Richard Hanke and Michael Blanding
Preliminary evaluation of the soil conditions facing the Brightwater Project determined that jet grouting would satisfy both technical and scheduling requirements.

Manufacturing Change: By Desiree Willis
A perspective on the latest TBM design innovations.

Columns Inside This Edition:

Editor's Message: by: Jim Rush
Tunneling Industry Mourns Loss of Key Figures

My Turn:
Remembering Ralph B. Peck

Departments Inside This Edition:
Business Briefs:
Barnard Construction Co. Forms Tunnel Group; Caterpillar Announces Lovat Purchase; Lake Mead Tunnel Contract Awarded; Niagara Tunnel Project May Be Delayed; Lyman Henn Relocates; Second Tunnel Boring Machine Breaks Through at Beacon Hill; Bechtel and Parsons Brinckerhoff Reach Settlement on Big Dig; Port of Miami Tunnel Moves Closer to Go-Ahead; Schwarzenegger Announces Funding for Bay Area Transit

People:
Charles J. Vasulka Retires; Snee Heads New Firm; Dewes Promoted to STV Vice President; MixOnSite Adds Three to Team

Global:
EXPO Ferroviaria and INTERtunnel 2008 return to Turin; Robbins TBM Digs Deep for Down Under Sewer Project Lovat Machine Launches in Spain; Arup Scoops Two Industry Awards for U.K.’s Largest Salt Mine Stabilization; Scheme Sandvik Consolidates Brand

Project Updates:
Alabama, California, Georgia, Illinois, Indiana, Kansas, Kentucky, Massachusetts, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, Texas, Virginia, Washington, West Virginia, Wisconsin, Canda

Upcoming Projects:
California, Florida, Maryland, New York



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