Sprayed concrete - Part 1: Definitions, specifications and conformity
NORM herausgegeben am 1.2.2023
Bezeichnung normen: ČSN EN 14487-1
Zeichen: 732431
Katalog-Nummer: 516437
Ausgabedatum normen: 1.2.2023
Zahl der Seiten: 48
Gewicht ca.: 144 g (0.32 Pfund)
Land: Tschechische technische Norm
Kategorie: Technische Normen ČSN
This document is applicable to sprayed concrete to be used for repair and upgrading of structures, for new structures and for strengthening of ground. This document covers: - classification related to consistence of wet mix; - environmental exposure classes; young, hardened and fibre reinforced concrete; - requirements for constituent materials, for concrete composition and for basic mix, for fresh and hardened concrete and all types of fibre reinforced sprayed concrete; - specification for designed and prescribed mixes; - conformity. This document is applicable to wet mix as well as dry mix sprayed concrete. The substrates to which sprayed concrete can be applied include: - ground (rock and soil); - sprayed concrete; - different types of formwork; - structural components constituted of concrete, masonry and steel; - drainage materials; - insulating materials. Additional or different requirements may be needed for applications not within this document, for instance-refractory uses