Principals

Eugene Tuan is the President of the firm and founding partner of Tuan and Robinson, Structural Engineers, Inc.  He has designed a variety of new buildings and structures. He has had extensive experience in the seismic rehabilitation systems for existing structures, and he has specialized in the renovation and seismic retrofit of historic buildings.  He has extensive knowledge of the design of wood, steel, concrete, and masonry structures.  Mr. Tuan is a member of the Structural Engineers Association of Northern California and the Earthquake Engineering Research Institute.  He has also served on the Board of Directors for the Asian American Architects and Engineers.

 

Alan Robinson is the firm’s other founding partner and Vice President of Tuan and Robinson, Structural Engineers, Inc.  He has designed a variety of new buildings and seismic rehabilitation systems for existing structures.  He has extensive knowledge of the design of wood, steel, concrete and masonry structures.  Mr. Robinson has also taught courses in masonry and wood design.  He has worked as a strucural plan check consultant to the San Francisco International Airport Building Inspection and Code Enforcement Office.  He has been deeply involved with the development of building codes, particularly as a member of the Structural Engineers Association of California, Building Code Committee and a member of two subcommittees of the Masonry Standards Joint Committee for the development of Building Code Requirements for Masonry Structures, TMS 402/ACI 530/ASCE 5.  He is the author of CMD09, a series of computer programs for the analysis and design of masonry elements for the Concrete Masonry Association of California and Nevada.  Mr. Robinson has also served on the Board of Directors for the Structural Engineers Association of Northern California.

 

Timothy Mathison, Vice President, has been with Tuan and Robinson, Structural Engineers, Inc. since 2002.  Mr. Mathison specializes in the design of deep excavation shoring, building underpinning, building shoring specialty foundation systems, and landscape repair projects.  He has demonstrated broad experience covering a wide range of geotechnical engineering and foundation engineering.    Mr. Mathison has over 20 years of soil-structure engineering experience in the San Francisco Bay Area.  He is also a member of the Structural Engineers Association of Northern California.

 

Steven Lew, Vice President, has been with Tuan and Robinson, Structural Engineers, Inc. since 2005.  He has designed a variety of new buildings and seismic rehabilitation systems for existing structures.  He has extensive knowledge of the design of wood, steel, concrete and masonry structures.  Mr. Lew has also been active in various technical committees within the Structural Engineers Association of Northern California (SEAONC).  He has previously served as Chair of the Chapter’s Disaster Emergency Services Committee and the Continuing Education Committee.  He has regularly presented at SEAONC’s ATC-20 Post-Earthquake Safety Evaluation of Buildings, a seminar for training structural engineers to serve as volunteer disaster service personnel.