ISO 22480-2:2022
Railway applications — Concrete sleepers and bearers for track — Part 2: Prestressed monoblock sleepers
This document defines additional technical criteria and control procedures related to the manufacturing and testing of prestressed monoblock sleepers.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Bending tests
5.1 General
5.2 Test arrangements
5.2.1 Rail seat section
5.2.2 Centre section
5.3 Test procedures
5.3.1 General
5.3.2 Initial reference test loads
5.3.3 Static tests
5.3.4 Cyclic test
5.3.5 Fatigue test
5.4 Acceptance criteria
5.4.1 General
5.4.2 Static test
5.4.3 Cyclic test
5.4.4 Fatigue test
5.5 Design approval tests
5.5.1 General
5.5.2 Bending moment evaluation
5.6 Routine tests
5.6.1 General
5.6.2 Positive static test at rail seat section
5.7 Test report
Annex A (normative) Detailed drawings of the test arrangements
Bibliography
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Bending tests
5.1 General
5.2 Test arrangements
5.2.1 Rail seat section
5.2.2 Centre section
5.3 Test procedures
5.3.1 General
5.3.2 Initial reference test loads
5.3.3 Static tests
5.3.4 Cyclic test
5.3.5 Fatigue test
5.4 Acceptance criteria
5.4.1 General
5.4.2 Static test
5.4.3 Cyclic test
5.4.4 Fatigue test
5.5 Design approval tests
5.5.1 General
5.5.2 Bending moment evaluation
5.6 Routine tests
5.6.1 General
5.6.2 Positive static test at rail seat section
5.7 Test report
Annex A (normative) Detailed drawings of the test arrangements
Bibliography