Thomas Smith, PE, GE, has been named vice president of water resources in California. His responsibilities involve directing Ayres Associates’ California water resources activities and the firm’s nationwide levee-related work.

Mr. Smith has more than 40 years of experience in all phases of water resource projects for planning, foundation investigations, design, construction, and administration. He has been with Ayres Associates for 15 years and previously had a 25-year career with the U.S. Soil Conservation Service. His specializations include hydrology, hydraulics, soil mechanics in the water environment, earth dam design, stream channel stabilization, and sedimentation and erosion control projects. He has served as a senior engineer and as manager of the Sacramento office.

Mr. Smith is a member of ASCE and the Consulting Engineers and Land Surveyors of California.

Daniel Hartig, PE, a traffic engineering project manager, has joined our Phoenix office, bringing more than 34 years of experience in traffic studies and design, transportation engineering, and transportation planning, including regional transportation plans, traffic impact studies, corridor studies, area planning studies, and intersection improvement design.

Hartig is a fellow of the Institute of Transportation Engineers and past president of the Arizona section of ITE, where he serves as membership chairman. He earned a master of engineering degree from Pennsylvania State University and a bachelor of science degree in civil engineering from the University of Delaware. He holds professional engineer registrations in Arizona and Pennsylvania.