Plain Definition: The main U.S. standard for structural loading, including seismic forces.
Technical Description: ASCE/SEI 7, issued by the American Society of Civil Engineers, defines minimum design loads, including seismic, wind, and snow. Seismic provisions are based on probabilistic hazard maps and performance-based objectives.
Use in Design: Widely used in U.S. seismic design for buildings, referenced by IBC and FEMA documents.
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