GB/T 38901-2020

Active

Fiber reinforced concrete shield segments

纤维混凝土盾构管片

Standard Type
GBT
ICS
91.100.40
CCS
Q14
Status
Active
Issue Date
2020-06-02
Implementation
2021-05-01
Centralized Committee
住房城乡建设部
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

This standard specifies the technical requirements, test methods, inspection rules, and marking for fiber reinforced concrete shield segments used in tunnel construction. It is applied in the manufacturing and quality control of precast concrete segments reinforced with steel or synthetic fibers, specifically for subway, railway, and utility tunnel boring projects. The standard ensures the segments meet structural performance and durability criteria under the demanding conditions of shield tunneling.

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.