Well it has arrived a trip can be had over Donner Pass on the SP-UP Roseville Sub from Roseville to Reno/Sparks. Modelled towards the end of the SP era into the UP era this challenging route will test you on the hill and give you plenty of industries to serve with the locals out of Roseville and Sparks.
http://www.run8studios.com/roseville.shtml
Run on over and check it out