HJ 471-2020 (English Version) PDF

Scope: This standard specifies the technical requirements for the design, construction, acceptance, operation and maintenance of textile dyeing and finishing industrial wastewater treatment projects. This standard is applicable to the construction and operation management of wastewater treatment projects in the textile dyeing and finishing industry, and can be used as a technical basis for the environmental impact assessment, feasibility studies and wastewater treatment projects of textile dyeing and finishing industry construction projects, as well as the design, construction, acceptance and operation management of wastewater treatment projects.

HJ 471-2020 Referenced Document

GB 14554 Emission standards for odor pollutants
GB 15603 General rules for the hazardous chemicals warehouse storage*， 2022-12-29 Update
GB 18597 Standard for pollution control on hazardous waste storage*， 2023-01-20 Update
GB 4287 "Discharge Standard of Water Pollutants for Textile Dyeing and Finishing Industry" Amendment No. 1
GB 50013 Outdoor Water Supply Design Standards
GB 50014 Design Standards for Outdoor Drainage*， 2021-05-20 Update
GB 50015 Code for design of building water supply and drainage
GB 50016 Architectural design code for fire protection
GB 50019 Design code for heating ventilation and air conditioning of industrial buildings
GB 50033 Standard for daylighting design of buildings
GB 50037 Specifications for building ground design
GB 50052 Code for design electric power supply system
GB/T 18920 The reuse of urban recycling water—Water quality standard for urban miscellaneous use*， 2020-03-31 Update
GB/T 22580 Specific environmental condition.Technical requirements of electric equipments used for plateau.Low-voltage swichgear and controlgear assemblies
GB/T 25499 The reuse of urban recycling water.Water quality standard for green space irrigation
GB/T 50046 Anti-corrosion design standards for industrial buildings

2020 HJ 471-2020 Technical specifications for textile dyeing and finishing industrial wastewater treatment engineering
2009 HJ 471-2009 Waste water treatment project technical specification for dyeing and finishing of textile industry