NR/L2/SIG/11201/MOD A2-25
Signalling Design Handbook: SSI Systems
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| Organization: | NR |
| Publication Date: | 2 June 2018 |
| Status: | active |
| Page Count: | 7 |
scope:
The processes specified in this module relate to the handover and handback of SSI data records to design authorities undertaking design alterations on SSI data.
Purpose
This module details the processes for maintaining security and control when transferring SSI data records between design authorities and the National Records Group (NRG).
Document History
NR/L2/SIG/11201/MOD A2-25
June 2, 2018
Signalling Design Handbook: SSI Systems
The processes specified in this module relate to the handover and handback of SSI data records to design authorities undertaking design alterations on SSI data.
Purpose
This module details the...