GB/T 40224-2021

Active

Plastic boxes used for rainwater infiltration,attenuation and storage

雨水渗透、调蓄、储存用塑料模块

Standard Type
GBT
ICS
83.140.30
CCS
G33
Status
Active
Issue Date
2021-05-21
Implementation
2021-12-01
Centralized Committee
中国轻工业联合会
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 plastic modular units used in rainwater management systems. It is applied in the design and quality control of underground stormwater infiltration, retention, and storage structures, such as those used in sponge city projects, green building drainage, and urban flood control. The standard ensures the structural integrity, durability, and hydraulic performance of plastic boxes under soil loading and water flow conditions.

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.