Tren Urbano, Puerto Rico
Dr. Brierley served for more than five years on the Geotechnical Consulting Board for the underground related portions of the Tren Urbano Project in San Juan, Puerto Rico, and participated in all aspects of planning, design and geotechnical engineering for the Rio Piedras segment. Dr. Brierley also assisted in resolving claims of differing site condition for this project.

Saavedra - Moron Water Supply Project, Buenos Aires, Argentina
The Saavedra-Moron tunnel is part of a major overhaul of all water supply and wastewater removal facilities for the city of Buenos Aires, and consisted of 15,000 meters of 3.5 meter diameter tunnel excavated using a Herrenknecht earth-pressure-balance TBM. Brierley Associates was retained to evaluate tunneling conditions for the Saavadra-Moron Water Supply Project.

Outfall Tunnel, Boston, MA
Brierley Associates serves as a consultant to the MWRA concerning a major differing site conditions claim for the Boston Outfall Tunnel project. Brierley Associates has been concerned primarily with the rock mechanics and rock properties aspects of the claim, and with water inflow into the tunnel.

Seneca Norton Claim, Rochester, NY
Brierley Associates provided expert witness services including review of project documents, analysis and cost estimates for the County of Monroe.

Hoover Dam Visitor's Center, Boulder City, NV
Dr. Brierley was hired by PCL to represent them in a claim of differing site conditions encountered during construction of the Visitor's Center parking garage at Hoover Dam. Dr. Brierley reviewed subsurface information as provided by the Federal Government and testified in court in Denver on PCL's behalf.

Bath Iron Works, Bath, ME
Dr. Brierley was asked to assist the insurance carrier for a large design firm in resolving a contractual dispute for a large design firm in resolving a contractual dispute for a major offshore facility in Bath, ME. This claim was interesting because it involved the design/build form of project procurement and was related to alleged variation in top of rock elevations below river level.

Shaft Excavation, Dearborn, MI
Dr. Brierley was retained by the insurance carrier for a large design firm that had been sued by the Project Owner for losses associated with alleged differing site conditions. This case revolved around changes made during construction and the impact of those changes on rock properties.