標(biāo)準(zhǔn)號：BS EN 12951-2004
中文標(biāo)準(zhǔn)名稱：屋頂用預(yù)制附件.長期固定的屋頂梯.產(chǎn)品規(guī)范和試驗方法
英文標(biāo)準(zhǔn)名稱：Prefabricated accessories for roofing - Permanently fixed roof ladders - Product specification and test methods
標(biāo)準(zhǔn)類型：Q70
發(fā)布日期：2005/9/15 12:00:00
實施日期：2005/9/15 12:00:00
中國標(biāo)準(zhǔn)分類號：Q70
國際標(biāo)準(zhǔn)分類號：97.140
引用標(biāo)準(zhǔn)：EN 364;ISO 1140-1990
適用范圍：This document applies to permanently fixed ladders made of metal which are permanently installed on theload-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 loadbearingcapacity, and the extent of testing.This document does not cover walkways, single treads, single steps or roof ladders that are not permanentlyfixed nor does it cover fire escape ladders.