GB/T 17742-2020

Active

The Chinese seismic intensity scale

中国地震烈度表

Standard Type
GBT
ICS
91.120.25
CCS
P15
Status
Active
Issue Date
2020-07-21
Implementation
2021-02-01
Centralized Committee
中国地震局
Issuing Authority
国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

GB/T 17742-2020 defines the Chinese seismic intensity scale, which classifies the intensity of ground shaking during earthquakes based on observed effects on structures, human perception, and environmental changes. It is applied in civil engineering and construction for seismic hazard assessment, building design, and post-earthquake damage evaluation across China. This standard is used by engineers, urban planners, and emergency response teams to ensure infrastructure resilience and guide disaster mitigation efforts.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.