Current
Civil & Structural Supplement
BS EN
Specifies general requirements and testing methods for steps manufactured from cast iron, steel or aluminium, for use in manholes and other underground man entry chambers as a means of access. Also specifies performance criteria for mechanical stability and resistance providing protection against falling. Corresponding test methods and evaluation of conformity are included.
Supersedes BS 1247-1:1990, BS 1247-2:1990 and BS 1247-3:1991. This document is a candidate harmonized European Standard and takes into account the requirements of EC mandate M118 Wastewater engineering products. This standard is a hEN.
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