Associate Professor
Dr. El-Rayes has research interests in construction optimization, decision support systems, information technologies, highway construction, and construction productivity. He has over 70 publications in these areas including more than 30 journal papers.
Associate Professor
William E. O'Neil Faculty Scholar
Prof. Liu conducts both basic and applied research in construction engineering and management including project controls, productivity analysis and improvement, cost engineering, information technologies, facility life-cycle analysis, risk management, and computer simulation.



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