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BS EN 14488-3:2023

BS EN 14488-3:2023

$142.49

Testing sprayed concrete – Flexural strengths (first peak, ultimate and residual) of fibre reinforced beam specimens

Published By Publication Date Number of Pages
BSI 2023 26
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This document specifies methods (Methods A and B) for the determination of the first peak, ultimate and residual strength of specimens of hardened sprayed concrete.

PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
3 Terms and definitions
8 4 Symbols and abbreviated terms
4.1 Symbols
9 4.2 Abbreviated terms
5 Principle
6 Method A: Four point bending test on beam
6.1 Apparatus
6.1.1 Testing machine
10 6.1.2 Force application
11 6.1.3 Deflection measurement and control
6.2 Test specimen
6.2.1 General
12 6.2.2 Adjustment of test specimens
6.3 Procedures
6.3.1 Preparation and positioning of specimens
13 6.3.2 Loading
6.4 Expression of results
6.4.1 First peak and ultimate flexural strengths
14 6.4.2 Residual flexural strengths
15 6.5 Test report
6.6 Accuracy
16 7 Method B: Three point bending test on square panel with notch
7.1 Apparatus
7.1.1 Testing machine
17 7.2 Test specimens
7.2.1 Shape and size of test specimens
7.2.2 Manufacture and curing of test specimens
7.2.3 Notching of test specimens
18 7.3 Testing procedure
7.3.1 Preparation and positioning of test specimens
21 7.3.2 Bending test
7.4 Expression of results
7.4.1 Equivalence between CMOD and deflection
22 7.4.2 Limit of proportionality
7.4.3 Residual flexural tensile strength
24 7.5 Test report
7.6 Precision

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BS EN 14488-3:2023
$142.49