NCh 433 (Chile)

Plain Definition: Chile’s primary building code for seismic design.

Technical Description: Norma Chilena 433 defines seismic forces based on zonation and site characteristics. It emphasizes performance-based design due to Chile’s high seismicity.

Use in Design: Mandatory for structural design across Chile, particularly for residential and public buildings.

Meta Title: NCh 433 Chilean Seismic Code | Earthquake Design Standards

Meta Description: Learn how Chile’s NCh 433 code addresses structural safety in one of the world’s most seismically active regions.

Related Terms: Seismic Load, Site Class, Performance-Based Design

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