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Brierley Associates is a privately-held national tunnel, trenchless, geotechnical, and geo-structural design firm with offices strategically located across the United States. With over 60 underground  engineers and geologists, Brierley Associates has a long history of delivering recognizable value to our clients by providing cost effective and constructable solutions for underground and heavy civil infrastructure projects.

Our team understands that planning, design, and construction of subsurface projects is a complex mixture of client needs, contractual preferences, risk allocation, third party requirements, design criteria, and subsurface conditions.

The nationwide and international underground project knowledgebase of Brierley Associates is key to anticipating ground behavior and helping our clients with design and construction of successful projects which is the cornerstone of Brierley’s business vision to… “Create Space Underground”.

Press Room

Checkout out our Press Room for past issues of our In Depth Newsletter and published papers and articles.

Brierley Associates Conference Happenings – October – November 2018

Look for Brierley Associates at these conferences DFI 43rd Annual Conference on Deep Foundations- Anaheim,CA Eric Lindquist of our Moraga, CA office  and Charles Luxford of our Austin, TX office will be in Anaheim for the Deep Foundations Institute Annual Conference. The theme of the 43rd conference held October 24th –

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Oceanwide Center, San Francisco, CA

Oceanwide Center, San Francisco, CA

Deep Basement Construction Requires Specialty Knowledge Development in downtown San Francisco continues with taller structures and deeper more complicated basement excavations. Tight urban sites in the city pose several challenges ranging from existing underground utilities, adjacent structures and difficult geotechnical conditions. Situated a block away from the

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Southwest Region DBIA – Public Agency Design-Build Forum Houston, TX

Southwest Region DBIA – Public Agency Design-Build Forum Houston, TX

Brierley Associates –  AJ McGinn and Jacob Mitchell Invited Speakers   DBIA Houston Chapter, in its mission for outreach and education, is holding a Public Agency Design Build Forum.  Public owner /agency personnel at all levels who might be engaged in an upcoming design-build project will learn more

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InDepth September 2018 -Now in Brierley Associates Press Room

In this issue of  InDepth Twin Stormwater Tunnels-Denver, CO Our friends at T&UC write about the Globeville Landing Outfall in Denver, CO — a $70-million box culvert project that includes a pair of 157-m (515-ft) long, 243-cm (96-in.) diameter storm water tunnels that pass beneath a busy

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Brierley is Main Event Sponsor for 11th Annual Shortcourse

Brierley is Main Event Sponsor for 11th Annual Shortcourse

           September 10-12, 2018 University of Denver, Colorado Celebrating its 11th year, the Breakthroughs in Tunneling Short Course is the longest running and most-attended course of its kind. Brierley Associates is the Main Event Sponsor and featured speakers include: Gregg Sherry, will talk about

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