1 Scope
This standard specifies safety testing/inspecting items and their technical requirements for the in-service hoist (winch) system for coal mine.
This Standard is applicable to on-site testing and inspecting for in-service hoist system for coal mine (including in-service mine hoist (hoisting winch) with the barrel diameter of 1.2m or below that is strictly prohibited to load people).
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties whose enter into agreement according to this Standard are encouraged to research whether the latest editions hereof are applied or not. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable.
1 Scope
2 Normative References
3 Basic Requirements of Inspection
4 Inspection Items and Requirements
5 Judgment of Inspection Results
6 Calculation Formula for Technical Parameters
7 Inspection Instruments and Measuring Tools
8 Inspection Period
Appendix A (Informative) Computing Formulas for Technical Parameters
