Viscous Dampers Used to Renovate Twin 17-Story State Buildings

摘要

This paper describes the structural investigations and subsequent structural renovations that were performed on the twin 17-story State Office Buildings 8 and 9 located four blocks south of the State Capitol in Sacramento, California. The renovation designs conform to a performance criteria established by the California Department of General Services (DGS) with the intent that structural damage would be moderate and Risk to Life would be minor during a large earthquake.