European foreword
Introduction
1 Scope
2 Symbols and abbreviated terms
3 General principles adopted for the revision
4 In situ compressive strength and other concrete properties assumed in the EN 1992-1-1 design process
5 Differences between test specimens and concrete in the structure
6 Testing variables that influence core strength
7 Scope in EN 13791:2019, Clause 1
8 Terms and definitions, symbols and abbreviations in EN 13791:2019, Clause 3
9 Investigation objective and test parameters in EN 13791:2019, Clause 4
10 Test regions and test locations in EN 13791:2019, Clause 5
11 Core testing and the determination of the in situ compressive strength in
12 Initial evaluation of the data set in EN 13791:2019, Clause 7
13 Estimation of compressive strength for structural assessment of an existing structure in EN 13791:2019, Clause 8
14 Assessment of compressive strength class of supplied concrete in case of doubt in EN 13791:2019, Clause 9
Annex A (informative) Examples of the calculations
Bibliography