Standard No.:	GB 17888.3-2008
English Name:	Safety of machinery - Permanent means of access to machinery - Part 3: Stairs stepladders and guard-rails
Chinese Name:	机械安全 进入机械的固定设施 第3部分：楼梯、阶梯和护栏
Chinese Classification:	J09    Hygiene, safety and labor protection
Professional Classification:	GB    National Standard
Issued by:	AQSIQ; SAC
Issued on:	2008-3-31
Implemented on:	2008-10-1
Status:	valid
Superseding:	GB 17888.3-1999 Safety of machinery -Permanent means of access to machines and industrial plants -Part 3：Stairways ，stepladders and guard-rails
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	140.0
Delivery:	via email in 1 business day

This part applies to all machinery (stationary and mobile) where fixed means of access are necessary. This part applies to stairs, step ladders and guard-rails which are a part of a machine. This part may also apply to stairs, step ladders and guard-rails to that part of the building where the machine is installed, providing the main function of that part of the building is to provide a means of access to the machine. This part applies also to stairs, step ladders and guard-rails specific to the machine which are not permanently fixed to the machine and which may be removed or moved to the side for some operations of the machine (e.g. changing tools in a large press). For significant hazards included in this part see Clause 4 of GB 17888.1.

Foreword I Introduction III 1 Scope 2 Normative References 3 Terms and Definitions 4 General Safety Requirements Concerning Materials and Dimensions 5 Safety Requirements Applicable to Stairs 6 Safety Requirements Applicable to Step Ladders 7 Safety Requirements Applicable to Guard-rails 7.1 Horizontal Guard-rails 7.2 Guard-rails of Stairs and Step Ladders 7.3 Structural Requirements 8 Verification of Safety Requirements 8.1 General 8.2 Testing of Guard-rails 9 Assembly Instructions 10 Information for Use–Instruction Handbook Bibliography