Pandorum Stage I

[Sumpter250]

At this rate, a final working track plan is likely to be my biggest delay. :?

Want to try something radically different?..........build the topography first,
and then,
.........build a railroad there, to "serve the area".

Your "track plan" will be governed by the "lay of the land", and all the challenges that face prototype railroads, will govern where and how you run your mainline, and sidings.
......hey, it's a thought.