The Rocky Mountain Central (HO) and the Colorado Pacific (HOn3) are based on the D&RGW and the Colorado Southern in the mid 50s. Steam is still the primary motive power (most with sound). The layout features a large yard that takes two operators, a “to the floor” gorge, lumber and mining operations on the narrow gauge, and plenty of switching. Dispatcher controlled signals control train movement.
Car Forwarding: JMRI switch lists; Motive control: Digitrax DCC