December 27, 2006
CES Engineering
CES Engineering added two employees to the engineering staff.
Al Diedrich, will provide structural engineering design services for bridge and other structural engineering projects. A former Washington State Department of Transportation employee, he has more than 30 years experience performing bridge structural design, bridge construction project coordination, general structural design and participated on many value engineering teams.
Harold Peterfeso, former state design engineer for WSDOT, will serve as a roadway design and utility engineer for CES transportation projects. Harold also has more than 30 years experience in project development, transportation design, contract plan development includes interacting with utility companies, railroads and local agencies.