TY - JOUR AB - In this paper, the major changes of the 2005 Seismic Provisions for Structural Steel Buildings Part I will be summarized and discussed. The major topics include: Introduction of “Demand Critical Welds” and “Protected Zones”; Expansion of Scope; Integration of ASD into LRFD provisions; Introduction of New Systems and Appendices; General Revisions that applied to all Seismic Load Resisting Systems; and Specific Revisions for the Existing Systems. AD - Senior Project Engineer, DESIMONE Consulting Engineer, San Francisco, CA, USA/Dean, College of Engineering, University of Hawaii, Honolulu, HI, USA AU - Chen , I. H. AU - Chen, W. F. DO - 10.18057/IJASC.2005.1.2.1 IS - 2 PY - 2005 SE - 3 SP - 14 ST - Major revisions of the 2005 aisc seismic code T2 - Advanced Steel Construction TI - Major revisions of the 2005 aisc seismic code VL - 1 ID - 1 ER -