If your intrested I have built a TT for Arosa that is on the Train Sim Comunity site, very simililar to what you are planning, took me about 5...
With the change to GSMR on the 313 that see's it illuminated, could I make a suggestion. Would there be a way to display the service Headcode...
Loving the detail in the road map, some great content to look forward too :)
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