GB/T 31255-2014: Safety of machinery - Safety specification for the design of industrial type stairs, working platforms and walkways

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Scope

This standard specifies the safety design specifications for industrial stairs,
working platforms and walkways.
This standard applies to industrial stairs, working platforms and walkways used
to access the fixed facilities of machinery.
This standard also applies to industrial stairs, working platforms and walkways
that are not fixed to the machine BUT may need to be removed or moved to
aside of the machine (e.g., tools for replacing large presses) during certain
operations on the machine.
Other industrial stairs, working platforms and walkways may also make
reference to AND use this standard.

Basic Data

Standard ID	GB/T 31255-2014 (GB/T31255-2014)
Description (Translated English)	Safety of machinery - Safety specification for the design of industrial type stairs, working platforms and walkways
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J09
Classification of International Standard	13.110
Word Count Estimation	15,127
Date of Issue	12/5/2014
Date of Implementation	7/1/2015
Quoted Standard	GB/T 15706-2012; GB 17888.1-2008; GB 17888.2-2008; GB 17888.3-2008
Regulation (derived from)	Announcement of Newly Approved National Standards 2014 No. 27
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This Standard specifies the safety design specifications of industrial stairs, work platforms and channels. This Standard applies to machines used for industrial stairs fixed facility, working platforms and channels. This Standard also applies to no fixed