БДС EN 14487-1:2022

Sprayed concrete - Part 1: Definitions, specifications and conformity

Scope

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.