EN 13224:2011

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, and symbols
4 Requirements
5 Test methods
6 Evaluation of conformity
7 Marking and labelling
8 Technical documentation
Annex A (informative) - Examples of elements
Annex B (normative) - Minor floor elements
Annex C (informative) - Unintended negative moments
Annex D (informative) - Thermal maps
Annex E (informative) - Transverse load distribution
Annex F (informative) - Diaphragm action
Annex ZA (informative) - Clauses of this European
         Standard addressing the provisions of the EU
         Construction Products Directive
Bibliography

This document identifies the requirements, the basic performance criteria and evaluation of conformity for precast ribbed elements made of reinforced or prestressed normal weight concrete, used in floors or roofs. The elements consist of a top and/or bottom slab and one or more (usually two) ribs; transverse ribs may also be present.Some examples of precast elements considered in this document are shown in Annex A.Specific requirements for minor floor elements are listed in Annex B.This document covers terminology, performance criteria, tolerances, relevant physical properties, test methods and aspects of transport and erection.This document does not cover load-bearing capacity determined by testing.