Refresher in Inrail required
you would need to log in the learn server, there are some rail topics, follow this link
https://learn.bentley.com/app/Public/ViewLearningPathDetails?lpId=100714
I suggest checking out the latest OpenRail Designer
https://learn.bentley.com/app/Public/ViewLearningPathDetails?lpId=112027
For more information about the Road and Site design tools, visit the Road and Site design WIKI at: http://communities.bentley.com/products/road___site_design/w/road_and_site_design__wiki