GB 17888.4-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 4:fixed ladders

GB 17888.1-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 1:Choice of a fixed means of access between two levels GB 17888.2-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 2:Working platforms and gangways GB 17888.3-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 3:Stairways,stepladders and guard-rails

GB/T 17888.4-2008 Safety of machinery—Permanent means of access to machinery—Part 4:Fixed ladders

GB 12265.1-1997 Safety of machinery—Safety distances to prevent danger zones being reached by the uppar limbs GB/T 12265.3-1997 Safety of machinery—Minimum gaps to avoid crushing of parts of the human body GB/T 15706.1-1995 Safety of machinery—Basic concept, general principles for design—Part 1:Basic terminology, methodology GB/T 15706.2-1995 Safety of machinery—Basic concepts, general principles for design—Part 2:Technical principles and specifications GB/T 16755-1997 Safety of machinery—Rules for the drafting and presentation of safety standards GB/T 16856-1997 Safety of machinery—Principles for risk assessment GB 17888.1-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 1:Choice of a fixed means of access between two levels GB 17888.2-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 2:Working platforms and gangways GB 17888.3-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 3:Stairways,stepladders and guard-rails GB/T 17889.2-1999 Ladders—Part 2:Requirements,testing,marking

ISO/DIS 14122-4:1996