Creating Space Underground

About Brierley Associates

“Creating Space Underground” is our mission and our passion. Our tunnel, trenchless, and geostructural practice combines our knowledge of subsurface conditions, ground behavior, and site constraints with a keen understanding of the risks in underground construction. Constructability, efficiency, and practicality are central to every project we undertake. Our staff’s real-world experience helping our contractor clients solve the challenges of underground construction informs our design solutions for project owners.