GB/T 35470-2017

Active

Natural sodium bentonite geosynthetic clay liner for rail transportation

轨道交通工程用天然钠基膨润土防水毯

Standard Type
GBT
ICS
91.120.30
CCS
Q17
Status
Active
Issue Date
2017-12-29
Implementation
2018-11-01
Centralized Committee
中国建筑材料联合会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、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 packaging for natural sodium bentonite geosynthetic clay liners used specifically in rail transportation projects. It is applied in waterproofing and anti-seepage systems for subway tunnels, railway subgrades, and underground rail structures to prevent groundwater ingress. The standard ensures material performance under the unique loading and environmental conditions of rail engineering.

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.