Chattahoochee Yard: 1955

A model railroad empire through northwest Florida.
This closeup shows where the wye will be located. Engines will turn on the wye for their return trips to Tallahassee or Pensacola:
Here's the west end of the yard. On the right, the mainline follows the helix up to Cottondale, which will be directly above that boxcar. There's room for a few staging tracks on the left, and in between is a curved extension for the yard lead: