RAILWAY APPLICATIONS - SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS)
International Electrotechnical Committee
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Railway RAMS
4.1 Introduction
4.2 Railway RAMS and quality of service
4.3 Elements of railway RAMS
4.4 Factors influencing railway RAMS
4.5 Means to achieve railway RAMS requirements
4.6 Risk
4.7 Safety integrity
4.8 Fail-safe concept
5 Management of railway RAMS
5.1 General
5.2 System life cycle
5.3 Application of this standard
6 RAMS life cycle
6.1 Phase 1: Concept
6.2 Phase 2: System definition and application conditions
6.3 Phase 3: Risk analysis
6.4 Phase 4: System requirements
6.5 Phase 5: Apportionment of system requirements
6.6 Phase 6: Design and implementation
6.7 Phase 7: Manufacturing
6.8 Phase 8: Installation
6.9 Phase 9: System validation (including safety
acceptance and commissioning)
6.10 Phase 10: System acceptance
6.11 Phase 11: Operation and maintenance
6.12 Phase 12: Performance monitoring
6.13 Phase 13: Modification and retrofit
6.14 Phase 14: Decommissioning and disposal
Annex A (informative) Outline of RAMS specification - example
Annex B (informative) RAMS programme
Annex C (informative) Examples of parameters for railway
Annex D (informative) Examples of some risk acceptance principles
Annex E (informative) Responsibilities within the RAMS process
throughout the life cycle
Figures
Tables
Describes RAMS in terms of reliability, availability, maintainability and safety and their interaction; also defines a process, based on the system life cycle and tasks within it, for managing RAMS.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 9 |
