Høringsforslag - detaljer

Nummer:prEN 17555-2:2021
Komité:CEN/TC 154
Navn på komité:Aggregates
Standard Norges høringsstart:8. jun 2021
Standard Norges høringsfrist:5. aug 2021
Contact email:mmu(at)standard.no
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Høringsforslagets omfang:The Part 1 (harmonised) European Standard will specify the characteristics of aggregates for use in • concrete for buildings, roads and other civil engineering works, • mortar • bituminous mixtures and surface treatments for roads, airfields and other trafficked areas, • unbound and hydraulically bound materials for use in civil engineering work and road construction Aggregates to be covered in this European Standard, are obtained by processing natural, manufactured or recycled materials and mixtures of these materials. Families of aggregates covered will include coarse aggregates, grit, fine aggregates, natural graded aggregates, all-in aggregates and added fillers. The standard will cover natural and manufactured aggregates having an oven dried particle density greater than 2,00 Mg/m3 and recycled aggregates with particle densities greater than 1,50 Mg/m3. Natural and manufactured aggregates of density less than or equal to 2,00 Mg/m3 are already covered by our existing standard EN

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