GB 12142-2007: Safety requirements for portable metal ladders

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Scope

This Standard specifies design/manufacturing safety requirements, test requirements, safe
operation requirements and others for portable metal ladders.
This Standard is applicable to portable metal extension ladder (two-section or
three-section extension ladders), portable metal single ladder, portable metal stepladder and
portable metal combination ladder used on production activities.

Basic Data

Standard ID	GB 12142-2007 (GB12142-2007)
Description (Translated English)	Safety requirements for portable metal ladders
Sector / Industry	National Standard
Classification of Chinese Standard	C68
Classification of International Standard	13.100
Word Count Estimation	33,333
Date of Issue	2007-06-26
Date of Implementation	2008-02-01
Older Standard (superseded by this standard)	GB 12142-1989; GB 7059.3-1986
Quoted Standard	GB/T 17889.1
Regulation (derived from)	GB Notice 2007 No. 6 (Total No. 106)(GB Commission)
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 Chinese standard specifies the portable metal ladders design and manufacture of safety requirements, test requirements and the safe use of such requirements. This standard applies to a variety of production activities in the use of portable metal extension ladder (two and three extension ladder), portable metal single ladders, portable metal stepladder, but also for portable metal ladders combined.