Drainage data in V8i DGN

Ref: https://communities.bentley.com/products/hydraulics___hydrology/f/haestad-hydraulics-and-hydrology-forum/217254/bentley-suda---default-annotation-properties-for-engineering-profiles/ 

Jesse,

We have tried to open the native dgn from V8i in the OpenRoads Beta, but it appears that the data in the drainage model is not supported in OpenRoads. Is there any option for us to export/convert the model from V8i into OpenRoads?

Thanks,

Collin