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5. Constitution
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Structure porteuse (charpente) et enveloppe ; Load-bearing structure (frame) and envelope
The entire escalator is factory-assembled in a steel structure and delivered to site in one or more sections (approx. 6 m long, to facilitate access to the installation point). The framework is made up of sections welded together to form a lattice, with the sections bolted together if delivered in several sections.
Designed to accommodate all the elements making up the staircase or walkway, the structure is formed by parallel load-bearing metal beams, clad on three sides, with steps, trays or strips at the top (figure 4 ).
In general, the framework rests on a support beam at each landing.
The supports...
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Also in our database
Standards and norms
- Règles de sécurité pour la construction et l'installation des escaliers mécaniques et trottoirs roulants - EN 115 - juillet 1995
- "Escalator and moving walkway safety – Part 1: Construction and installation and its two amendments - EN 115-1 - octobre 2008 (ancienne version au 1 juillet 1995)
- Amendement 1 à la norme NF EN 115 de juillet 1995 - EN 115/A1 - août 1998
- Amendement 2 - EN 115/A2 - décembre...
International norms and standards
Standards are not compulsory, but they do contain essential tools, in particular harmonized standards for defining the standards applicable to meeting the essential requirements defined by directives.
- Safety requirements for escalators and moving walks – Part 1: Essential safety requirements - ISO/TS 25740-1:2011 - Août 2011
- Machine safety – Electrical equipment for machines...
Regulations
1) European regulations
Escalators and moving walks fall within the scope of the Machinery Directive:
Directive 2006/42/EC of May 20, 2006, made mandatory by Decree no. 2008-1156 of November 7, 2008 on work equipment and personal protective equipment.
Low Voltage Directive 2006/95/EC of December 12, 2006,
EMC Directive 2004/108/EC,...
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