ČSN EN 14487-1 (732431)

The category - similar standards:

Construction materials and building (Vocabularies)Concrete and concrete products

Annotation of standard text ČSN EN 14487-1 (732431):

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