GB/T 31255-2014 Translated English of Chinese Standard (GBT 31255-2014, GB/T31255-2014, GBT31255-2014): Safety of machinery - Safety specification for the design of industrial type stairs, working platforms and walkways [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2017 M06 8 - 18 pages 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. |
Common terms and phrases
access Daily access or escape access to machines accessed one-way stair accessed two-way stair anti-slip measures barrier free width bending end category C standards clearance height comply concentrated load deflection design load designer shall consider distance g escape facilities exceed frequently accessed GB/T handrails helical and spiral hollow step stairs industrial stairs Industrial type stairs Lateral load leading edge less Machinery Safety Standardization machines and industrial maximum number maximum pitch angle means of access number of steps Number of users occasionally accessed open sides Permanent means pitch line platform or walkway platforms and walkways railing relevant requirements requirements as specified requirements of Chapter Safety of machinery safety requirements self-closing door shown in Figure skirting board spacing h specified in Chapter spiral stairs stainless steel Stair beam stair platform stair section platform stair top stairs It refers step spacing terms and definitions tread distance typical straight stairs walkway Not frequently