1 Scope
This standard specifies the safety technology and industrial hygiene requirements for ore dressing plants, covering plant siting and plant layout, ore dressing process and tailings facilities, transportation, lifting, electricity, fire protection, etc. of ore dressing plants.
This standard is applicable to ore dressing plants in metallurgical (including nonferrous metals), chemical, building materials and other industries.
This standard may be referenced to for some enterprises adopting ore dressing process.
This standard is not applicable to coal preparation plants and uranium mining and metallurgy plants in nuclear industry.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, all editions listed are valid. All standards are subject to revision, and all parties using this standard are encouraged to investigate the possibility of applying the latest editions of the following standards.
GB 146.1-1983 Rolling stock gauge for standard gauge railways
GB 146.2-1983 Structure gauge for standard gauge railways
GB 4053.1-1993 Safety requirements for fixed steel vertical ladders
GB 4053.2-1993 Safety requirements for fixed steel oblique ladders
GB 4053.3-1993 Safety requirements for fixed industrial protective railings
GB 4053.4-1983 Fixed steel industrial platform
GB 4387-1994 Safety regulation for railway and road transportation in plants of industrial enterprises
GB 4792-1984 Basic health standards for radiological protection
GB 5749-1985 Sanitary standard for drinking water
GB/T 6067-1985 Safety rules for lifting appliances
GB 6222-1986 Safety code for gas of industrial enterprises
GB 6722-1986 Safety regulations for blasting practices
GB 8196-1987 Safety requirement of guard on machinery
GB 8197-1987 Safety requirement of shield
GB 8703-1988 Regulations for radiation protection
GB 11806-1989 Regulations for the safe transport of radioactive material
GB/T 14784-1993 Safety regulations of belt conveyor
GB 50053-1994 Code for design of 10kV & under electric substation
GB 50070-1994 Code for power design of mine
GBJ 12-1987 Code for design of standard track gauge railway in industrial enterprises
GBJ 16-1987 Code for fire protection design of buildings
GBJ 22-1987 Specifications for the design of factory and mine roads
3 Definitions
For the purposes of this standard, the following definitions apply.
3.1 ore dressing
an operation process of obtaining one or several relatively enriched useful minerals by separating the useful minerals from the lode minerals in the ore or separating the paragenetic useful minerals from each other under specific process equipment conditions according to differences of different minerals in terms of physical, physicochemical, or chemical properties
3.2 ore dressing plant
land, buildings and workplaces that are or can be used for ore dressing, including ore dressing plants with independent legal persons and ore dressing workshops affiliated to mining enterprises
Foreword I
1 Scope
2 Normative references
3 Definitions
4 Management
5 Plant siting and plant layout
6 Basic requirements
7 Process
8 Tailings facilities
9 Transportation and lifting
10 Electrical safety
11 Fire protection
12 Industrial hygiene
