I don't really know anything about the TCST, to be honest, and they're not affiliated with the TCT. I do vaguely know of these guys and they mention TCST:
They might be of more help. Good luck!
Hi ESOX,
Are you sure that's part of the Trans Canada Trail? You can check here: Explore the Trail: Discover the Trans Canada Trail with our interactive map
If you find that it is, get in touch with the territorial or provincial director, whose contact info is here:
Cheers