ATC-40 / ATC-72

Plain Definition: Seminal documents from ATC providing seismic design and analysis guidelines.

Technical Description: ATC-40 focuses on nonlinear static procedures, while ATC-72 provides ground motion guidance for dynamic analysis. Both are key references in performance-based design.

Use in Design: Used as supplements to building codes, especially for evaluation of existing structures and advanced analysis.

Meta Title: ATC-40 and ATC-72 | Earthquake Design Resources

Meta Description: Learn how ATC-40 and ATC-72 support nonlinear and dynamic analysis in earthquake engineering.

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