This is the easiest way to do it.
Roof plans revit.
How do you make roof lines visible in floor plans revit 1.
Want to create a flat roof.
Open the plan view of the level in which you want to see the roof line.
About the view range the view range is a set of horizontal planes that control the visibility and display of objects in a plan view.
I believe this tools are not design for this purpose.
3 modify properties to adjust.
In the option bar make sure defines slope is.
About plan regions to define multiple cut planes within a plan view use plan regions.
About plan views in a 2d view display a floor plan a reflected ceiling plan or structural plan.
But i m not really sure if this is a best practice.
For creating complex roof it might be easier if you create separate roof then use join roof tool to join them later.
Select the linework tool in the view panel.
You need to create the bay window roof separately.
9 tips to understand revit roofs 1 remove slope to create flat roof.
Using shape editing tools.
In the view properties expand the underlay drop down and select the level on which the roof was created to display.