
This guide provides detailed, example-based instruction for applying ASCE/SEI 41-13 to the seismic evaluation and retrofit of existing buildings, with additional commentary on updates in ASCE/SEI 41-17. It compares performance-based evaluation methodologies for existing buildings with new building design principles under ASCE 7-10. The document outlines evaluation and retrofit procedures, analysis methods, and system-specific coefficients and acceptance criteria for building professionals.