Object Model - API reference for Microstation, openroads, openrail

Is there something for OpenRoads / OpenRail / Microstation similar to this for Inventor? The link below is directly pulled up from google search for "Inventor object model api" from Autodesk and shows...
How to restore the Design Model when a Drawing Model Reference Exchange to Design Model is performed that clips the Design Model to the Named Boundary

Product(s): OpenRoads Designer Version(s): 10.04.00.48+ Area: Drawing Production Problem: In my Drawing Model I opened the Reference Dialog and selected the Design model referenced...
Design Scale

I have been working in opensite modeling off and on now for about a year. I just logged in and notice that the design file scale icon is no longer shown. When viewing text on contours or other terrain...
OpenSite Designer for Railway Stations?

Came across this planning application for a small railway station outside Torbay, UK. The design is pretty modest but what was intriguing is the sloping terrain that the station has to fit into. It reminded...
OpenRoad Designer Civil Labeler

Is there a way to add the half circle to a civil label that I created for Right-Of-Way call outs with Station and Offset