• I.S. EN 50126-2:2017

    Current The latest, up-to-date edition.

    RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 2: SYSTEMS APPROACH TO SAFETY

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Abbreviations
    5 Safety process
    6 Safety demonstration and acceptance
    7 Organisation and Independence of Roles
    8 Risk assessment
    9 Specification of System Safety Requirements
    10 Apportionment of functional Safety Integrity requirements
    11 Design and implementation
    Annex A (informative) - ALARP, GAME, MEM
    Annex B (informative) - Using failure and accident statistics to
            derive a THR
    Annex C (informative) - Guidance on SIL Allocation
    Annex D (informative) - Safety target apportionment methods
    Annex E (informative) - Common mistakes in quantification
    Annex F (informative) - Techniques/methods for safety analysis
    Annex G (informative) - Key system safety roles and responsibilities
    Annex ZZ (informative) - Relationship between this European Standard
             and the Essential Requirements of EU Directive 2008/57/EC
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the safety-related generic aspects of the RAMS life-cycle. Also defines methods and tools which are independent of the actual technology of the systems and subsystems.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes SR CLC/TR 50126-2. (12/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO/IEC Guide 51:2014 Safety aspects Guidelines for their inclusion in standards
    EN ISO 9001:2015 Quality management systems - Requirements (ISO 9001:2015)
    EN 50126-1:2017 Railway Applications - The Specification and Demonstration of Reliability, Availability, Maintainability and Safety (RAMS) - Part 1: Generic RAMS Process
    ISO 9001:2015 Quality management systems — Requirements
    ISO/IEC 90003:2014 Software engineering Guidelines for the application of ISO 9001:2008 to computer software
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