DENVER, CO — Brierley Associates welcomes Amr Ewais, Ph.D., P.Eng and Anna Crockford, P.Eng to its Denver, Colorado office.

Ewais is a registered Professional Engineer in the Province of Ontario, Canada, and has more than 14 years of experience in geotechnical, geoenvironmental and structural engineering. He joined Brierley from the University of California Berkeley where he worked as a Research Associate for two years. Ewais earned his Ph.D. in geotechnical and geoenvironmental engineering from Queens University, Kingston, Ontario, Canada. He earned his Master of Science in tunneling and Bachelor of Science in civil engineering from Ain-Shams University, Cairo, Egypt.

Ewais has authored or co-authored 15 industry papers on the use and characteristics of HDPE geomembranes. His geotechnical engineering expertise ranges from infrastructure monitoring (using fiber optics), structural analysis and design, post-grouted shafts, contaminant transport and slope stability.

Crockford has eight years of geological engineering experience, primarily with Mine Design, and is a registered Professional Engineer in the Provinces of Ontario and Alberta. She has worked on a variety of geotechnical engineering problems in the mining sector (underground and open pit) and heavy civil projects including dams, foundations and tunnels. Crockford has expertise in rock mechanics, excavation and support design, natural and engineered slopes, 2D and 3D numerical modeling of geomaterials and underground excavations.

Crockford earned a Bachelor of Science in geological engineering and Master of Applied Science in geomechanical engineering from Queen's University in Kingston, Ontario, Canada. Crockford has authored and co-authored a dozen industry papers and presentations on geomechanics, rock support and tunneling.