ideYAPI BIM Knowledgebase Structural Engineering Earthquake-Resistant Design Wizard Current: Seismic Design Category (SDC) Seismic Design Category (SDC) According to ASCE 7-16 Table 11.6-1 and 11.6-2, the program chooses the Seismic Design Category(SDC) automatically. According to ASCE 7-16 Table 11.6-1 and 11.6-2, the program chooses the Seismic Design Category(SDC) automatically. ×