Current
British Standards Extra Supplement
BS EN
Describes a test method to measure the contribution of fire protection systems to the fire resistance of structural concrete members, for instance slabs, floors, roofs and walls and which can include integral beams and columns. The concrete can be lightweight, normal weight or heavyweight concrete and of strength classes 20/25 (LC/C/HC) to 50/60 (LC/C/HC) and 55/67 to 90/105 for high strength concrete. The member is to contain steel reinforcing bars. The test method is applicable to all fire protection materials used for the protection of concrete members and includes sprayed materials, coatings, cladding protection systems and multi-layer or composite fire protection materials, with or without a gap between the fire protection material and the concrete member.
Supersedes DD ENV 13381-3:2002.
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