June 2009 PDF

Cover Story - Vegas' Sure Thing: - New Intake and Tunnel Will Provide Reliable Source of Drinking Water for Desert Valley
by: Philip R. Snyder

The history of the U.S. West is closely linked with water. Cities like Los Angeles, Phoenix and Las Vegas – in fact, all cities, big and small – cannot exist without a carefully planned and sustainable water source. With the recent drought in the West, at no time have water resources been more important.
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Going the Distance: Getting the Most From Your TBM
by: Desiree Willis
TBM performance is a function of several variables, including geology, planning and proper equipment selection.
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Tunnel Ventilation: Moving the Air Efficiently
Variable frequency drives can optimize the performance of ventilation fans.
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Tunnel Shafts in Greater Toronto
by: Seamus Tynan, P.Eng.
A look at common construction techniques north of the border.
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Microtunneling on Maui
by: Philip R. Snyder
Hawaii goes underground to rebuild underground infrastructure.
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Editor's Message: by: Jim Rush
Tunnel Market Remains Strong
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My Turn: by: Dan Zarletti
Maintaining a Safe Working Environment in a Changing Economy
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Business Briefs:
Seymour-Capilano Contract Awarded, Narragansett Bay Commission CSO Earns UCA Honors , Claremont Tunnel Seismic Upgrade Project Recognized by ASCE, UCA Hosts Regional Conference in Seattle
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Global:
Black & Veatch Project For Thames Water Wins London's Highest Civil Engineering Honor, Robbins EPB Surpasses Records on New Delhi Metro
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People:
In Memoriam: Brekke, Renowned Professor and Tunneling Expert 1934-2009, PJacobs Associates Promote Castro, In Memoriam: Brekke, Renowned Professor and Tunneling Expert 1934-2009 PJacobs Associates Promote Castro Alger Elected President of The Moles
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Project Updates:
A recap of North America's recently completed, current and future tunneling projects.
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Upcoming Projects:
Previewing the next generation of tunneling projects.
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Calendar:
Upcoming events in the world of tunneling.
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