Revit 2018 now has the ability to use Georeferenced survey data from a linked. DWG file.
In the Insert tab > Link CAD Select Center to Center and Open
You can move the drawing to a convenient place in your project.
![](https://envisioncad.com/wp-content/uploads/2017/06/image1-300x145.png)
Then:
Manage tab > Project Location > Coordinates > Acquire Coordinates and select the CAD drawing.
![](https://envisioncad.com/wp-content/uploads/2017/06/image2.png)
Revit will read the GIS coordinates of the linked file.
Any Revit model can be linked to this coordinate system and these coordinates can be exported to a DWG using the Shared Coordinates setting.
![](https://envisioncad.com/wp-content/uploads/2017/06/image3.png)