Signalling Systems Change Management (Standard)


Type of product being suggested:
Standard
Title of product being suggested:
Signalling Systems Change Management
Date of suggestion:
Feb 2013
Reason for suggestion:
Ensure change within signalling systems and interfaces consider and
control arising risks.
Sponsored by RISSB Standing Committee:
TCSSC
Scope:
  •  Process requirements for addressing changes.
  •  Operational requirements for changes.
  •  Testing requirements for different levels of changes.
  •  Documentation requirements for changes.
  •  Transition requirements for change management of signalling infrastructure.
  •  Communication with stakeholders
  • Document a baseline for future reference of changes
Hazard identification:
1
 9.7  Level crossing failure (design)
2
 9.9  Power supply failure (design)
3
 9.12  Train detection failure (design)
4
 9.13  Interlocking failure (design)
5
 9.28. 1.25  Site changes not being managed properly
6
9.35.1.25  Site changes not being managed properly

Benefits:

Safety risk
Alerts to deviations in level crossing performance
Interoperability / harmonisation
Standard criteria to work with multiple monitoring systems
Opportunity to use COTS equipment
Financial
Provides judicial record for use in level crossing incidents/allegations