DAVID D.B. JOHNSON, S.E., SECB Years of Experience With this firm: 23 With other firms: 11 Education California State University, Northridge B.S. Civil Engineering, 1980 University of California, Los Angeles Graduate Studies, 1986-1989 Registrations Structural/Civil Engineer: California, Arizona, Hawaii, Illinois, Iowa, Massachuetts, Nevada, Oregon, Washington Professional Engineer: Alabama, Colorado, Indiana, Kentucky, New Jersey, Ohio Registered Disaster Service Worker: Governor’s Office of Emergency Services, State of California Professional Affiliations American Concrete Institute American Society of Civil Engineers Stuctural Engineers Certification Board Earthquake Engineering Research Institute International Conference of Building Officials Structural Engineers Association of Southern California (Director, 2006-2008) (Chairperson: Aluminum Ad-Hoc Committee to the State Seismology Committee) Expertise As Principal of Production for Johnson Leifield Structural Engineers, Mr. Johnson is responsible for all aspects of project production including structural systems selection, engineering design, drafting and detailing tasks, and construction administration. His thirty years of experience on more than a thousand projects include institutional structures, school projects, recreational facilities, retail centers, office complexes, and residential buildings. His expertise also encompasses numerous historical renovations, restorations, and ‘performance-based’ seismic rehabilitations. Over the past 30 years, Mr. Johnson has specialized in the engineering design of precast concrete, natural stone, masonry, and aluminum & glazing curtain wall systems with over 500 projects worldwide. As a member of the State Seismology Committee, he has been involved in building code development and directed recent revisions and clarifications to the Aluminum chapter of the California Building Code. Previously, with KPFF Consulting Engineers, Mr. Johnson was an Associate of Structural Engineering and later, Managing Principal of the Los Angeles office. His responsibilities included office management of all technical and non-technical personnel, initial client contact, marketing, structural systems selection, and project management.