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Frequently Asked Questions

CEN/TC 104/WG 20 is a Working Group within the European Committee for Standardization (CEN). It is named "New constituents for concrete" and is responsible for: New constituents for concrete” is to work with standardisation of additional source constituents for concrete (e.g., natural pozzolana and calcinated clays) and to compile the existing regulations and experiences in a status report, and come up with proposals for product standards”. This committee has published 0 standards.

CEN/TC 104/WG 20 develops CEN standards in the area of Information technology. The scope of work includes: New constituents for concrete” is to work with standardisation of additional source constituents for concrete (e.g., natural pozzolana and calcinated clays) and to compile the existing regulations and experiences in a status report, and come up with proposals for product standards”. Currently, there are 0 published standards from this working group.

The European Committee for Standardization (CEN) is a public standards organization that brings together the national standardization bodies of 34 European countries. CEN provides a platform for developing European Standards (ENs) and other technical documents in relation to various products, materials, services, and processes, supporting the European Single Market.

A Working Group in CEN is a specialized group responsible for developing standards or technical work within a defined scope. These bodies bring together international experts to create consensus-based standards that support global trade, safety, and interoperability.