Is there any way to coonvert and Openroads DGN file to Opensite?
You could try watching this video and see if you can align your dgn to the proper product.
https://communities.bentley.com/products/road___site_design/w/road_and_site_design__wiki/40396/video-product-realignment-incompatible-civil-data
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