HS1 and GSM-R voice phase 1 project: decision letter
Letter concerning the GSM-R radio system and its use on the HS1 rail network.
PDF, 534KB, 2 pages
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This letter outlines the Department for Transport’s decision about the fitting of a radio communication system on HS1 for maintenance. It features information about:
- the authorisation of this rail project
- its placing into service
- the applicability of technical standards