Mr. Roy has more than 30 years of experience in geotechnical and civil engineering. He is a registered Civil and Geotechnical Engineer in California, Colorado, and Alaska. He has served as the Engineer-of-Record on more than 500 projects. In addition, Mr. Roy has performed quality assurance for field construction, assigned and supervised laboratory testing, performed project management, cost estimating and supervised investigation and construction. His duties also include reviewing geotechnical reports, transportation studies and computer models; preparing engineering calculation packages; performing difficult studies for foundations, earth retaining structures and ground stabilization; and providing special field observations and monitoring.