As the re-signalling of Cootamundra neared completion it became necessary to undertake control table and software development concurrently to meet the targeted commissioning date. Normally control table and software development is done sequentially to ensure that all the control table logic is fully reflected in the final software and associated validation/testing processes.
ATSB safety advisory notice RO-2009-009-SAN-029 refers, ARTC advided needs to consider implications of this safety issue.
The Australian Transport Safety Bureau advises that the Australian Rail Track Corporation should consider the implications of this safety issue and take action where considered appropriate.
The Australian Transport Safety Bureau acknowledges that the Australian Rail Track Corporation have developed procedures that will mandate design verification 8 days prior to commencement of signal system commissioning. However, the Australian Rail Track Corporation needs to ensure that all elements of a program have adequate time to safely implement all elements of a project.
ITSR notes ARTC's advice on the recommendation.
ITSR have applied a status of recommendation R0-2009-009-SAN-027 is "Closed Recommendation Rejected".