This standard specifies safety requirements and responsibility requirements for operation at confined space in chemical manufactory as well as management for Safe Operation Certificate for Operation at Confined Space.
This standard is applicable to operation at confined space in chemical manufactory.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions do not apply to this standard. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 13869 General Guide for Safety of Electric User
GBZ 2 Occupational Exposure Limit for Hazardous Agents in the Workplace
AQ 3025-2008 Safety Code for Work at Height in Chemical Manufactory
AQ 3022-2008 Safety Code for Hot Work in Chemical Manufactory
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions apply.