For creating complex roof it might be easier if you create separate roof then use join roof tool to join them later.
Revit roof convertin.
Depending on the base geometry revit may make editing the mass accessible via grips push pull arrows but this is not always the case.
The dutch gable is a combination of a hip roof with a higher level gable roof both of which have been covered previously.
Revit roof slope can seem complicated at first glance but by learning a few critical features you can create any roof shape you desire.
I believe this tools are not design for this purpose.
See hd version of video tutorial here.
Other than the 45 roof slope which is 12 in 12 none of the standard roof pitches 5 in 12 6 in 12 etc are equal to a whole degree.
You need to create the bay window roof separately.
But i m not really sure if this is a best practice.
Get these project files and all advanced 1h courses.
These elements will be hosted to the rhino geometry.
The one thing to note when modelling a dutch gable roof in revit is to create an internal set of boundary lines to match the size of the higher level gable that will be above.
Tutorial on roof construction modeling in revit.
Using shape editing tools.
Revit to navisworks conversion can be done in two ways either exporting from revit where you will create and save a nwc file from your revit model or by opening the revit file with navisworks which will also create and save the nwc in the same location as the revit file and then will add it to the nwf model.
Convert a hosted family to face based or non hosted family this is a short excerpt from revit.
How to model a dutch gable roof in revit.
This is the easiest way to do it.
However the best method to generate native revit elements from rhino is to use the wall by face roof by face curtain system and or mass floors commands.
For more details on what you can copy and monitor in revit see about copy monitor.