This European Standard specifies the properties of lightweight aggregates and lightweight filler aggregates obtainedby processing natural, manufactured or recycled materials and mixtures of these aggregates for use in concrete,mortar and grout in buildings, roads and civil engineering works.
EN 13055-1:2002 history
2002EN 13055-1:2002 Lightweight aggregates - Part 1: Lightweight aggregates for concrete, mortar and grout (Incorporating corrigendum May 2004)