Portal No. 2 – Caldecott Fourth Bore Tunnel, [Bay Area] California
Pilot Tube Project - Cambridge, Massachusetts
Dulles International Airport - Washington, DC
Syracuse University - Syracuse, New York
Brierley Associates is a privately held, national
tunnel, trenchless, geotechnical, and geostructural design firm that has
been “Creating Space Underground” for over a decade. Our team of over 50
professionals serves owners, contractors and attorneys. With offices in
Colorado, California, Illinois, Massachusetts, New Hampshire, New York, Texas, and Wisconsin we are well positioned to serve
the needs of our clients on a national level. We are committed to
providing accurate and highly focused information to our clients in a
timely and cost effective manner.
is a proven company with diverse underground design experience. We offer
our clients the efficiency and enthusiasm of a small business and a
highly seasoned professional staff. As new opportunities arise, we look
forward to being on your design team to Create Space Underground.