America, at a site located in the Atacama Desert at 16,500 ft elevation. Mr. Gilbert is a Licensed Professional Engineer in 17 states and is a member of a variety of professional organizations, including the American Society of Civil Engineers, The Moles, and the Society of American Military Engineers. He has won multiple awards in civil engineering and construction management, including American Society of Civil Engineers fellow, its Rickey Medal, and Construction Management Award. Mr. Gilbert received his B.S. and M.S. degrees from the University of California, Berkeley in civil engineering and structural mechanics, respectively and is a Distinguished Engineering Alumnus.

Samuel T. Ariaratnam is a Professor in the Del E. Webb School of Construction in the School of Sustainable Engineering and The Built Environment (SSEBE) at Arizona State University. His teaching and research interests are in the areas of Urban Infrastructure Management & Rehabilitation, with a particular focus on trenchless engineering applications of horizontal directional drilling, trenchless pipe replacement, and underground utility asset management. Prior to joining ASU, Dr. Ariaratnam served for five years in the Department of Civil and Environmental Engineering at the University of Alberta. He has also served as a visiting assistant professor at the U.S. Air Force Academy in Colorado Springs, and, while still a graduate student, was employed at the U.S. Army Corps of Engineers Construction Research Laboratories where he performed research in military construction and strategic planning. He has published over 200 technical papers in refereed journals and conferences, has co-authored five textbooks, and is a co-holder of three patents. Dr. Ariaratnam serves as the Chairman of the International Society for Trenchless Technology and is active in a number of professional societies. He has received multiple awards including the prestigious ASCE John O. Bickel Award; the Young Civil Engineer Achievement Award from the University of Illinois, and an award of recognition from Halliburton Energy Services for contributions to underground technology. In 2006, he was named to the Phoenix Business Journal’s Forty under 40 list. Recently, Trenchless Technology Magazine named him as the 2012 Trenchless Person of the Year. Dr. Ariaratnam holds a B.A.Sc. from the University of Waterloo (Canada) and an M.S. and Ph.D. in civil engineering from the University of Illinois at Urbana-Champaign. Nancy Rutledge Connery has worked to advance civil infrastructure systems for nearly 30 years. Her career began as a transit analyst in the New York City Mayor’s Office of Management and Budget at the outset of the transit system’s historic reconstruction. Later, in her home state of Washington, she developed the Public Works Trust Fund, a nationally recognized program, which has provided over $2.5 billion in low interest loans for local renewal projects since 1986. She also worked as an investment banker with Seattle Northwest Securities. In 1985, she was named Executive Director of the National Council on Public Works Improvement, a joint Presidential/Congressional study commission, where she produced a series of well-regarded reports and frequent testimony on the state



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