MeowRailroad
CKRail
I found a collection of Conrail track maps online. The link is below. It is really interesting to see how tracks are prototypically arranged.
http://www.multimodalways.org/archives/rrs/CR/CR ZTS/CR ZTS.html
http://www.multimodalways.org/archives/rrs/CR/CR ZTS/CR ZTS.html