I.S. EN 771-3:2011

National Foreword
European foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Materials
5 Requirements for aggregate concrete masonry units
6 Description, designation and classification of aggregate
  concrete masonry units
7 Marking
8 Assessment and verification of constancy of performance
  (AVCP)'
Annex A (normative) - Sampling for determination of
        product type and for independent testing of
        consignments'
Annex B (normative) - Compliance criteria for product
        type determination and for independent testing
        of consignments'
Annex C (informative) - Examples of different shapes
        of aggregate concrete masonry units
Annex D (informative) - Guidance for test frequencies
        for designing a FPC system to demonstrate
        conformity of finished products with the
        requirements of the standard and the
        declaration of the manufacturer
Annex ZA (informative) - Clauses of this European
         Standard addressing the provisions of the
         EU Construction Products Directive'
Bibliography

Defines the characteristics and performance requirements of aggregate concrete masonry units made from dense and lightweight aggregates or a combination of both for which the main intended uses are common, facing or exposed masonry in load bearing or non-load bearing building and civil engineering applications.