OS GSO EN 12951:2022
EN 12951:2004
Omani Standard
Current Edition
·
Approved on
12 May 2022
Prefabricated accessories for roofing - Permanently fixed roof ladders - Product specification and test methods
OS GSO EN 12951:2022 Files
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OS GSO EN 12951:2022 Scope
This document applies to permanently fixed ladders made of metal which are permanently installed on the load-bearing construction of pitched roofs and which may be stepped or walked on for purposes of inspection, maintenance and repair of equipment installed above the roof surface. This document specifies essential dimensions, materials to be used, requirements with respect to the load-bearing capacity, and the extent of testing. This document does not cover walkways, single treads, single steps or roof ladders that are not permanently fixed nor does it cover fire escape ladders.
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