Use pick walls if you want the roof to automatically adjust when walls are moved.
How to turn on overhaed line of roof in revit.
5 activate overhang on picked walls roofs.
For more tips tricks and tutorials on all things revit and bim.
Now the next step is to select the linework tool from the modify tab view panel.
Once you select this tool you get a choice of line styles from a drop down menu.
In the properties dialog box for the view you want to see the overhang lines in set the underlay drop down to be the level on which the roof was created.
Overhead beams as dashed lines on floor plan.
With this line style selected all i need to do is click on each line that i want to apply this style to which is all the lines that make up the perimeter of the roof boundary.
Then select the line style you want to represent the roof overhang in the view.
Revit plan views show overhead eg stair parts walkways in floor plan view view properties turn on underlayfor the level where the feature is set say an intermediate landing or gantry in view props set underlay orientation to rcp.
You can use the overhead line style for tracing underlays or define your own line style.
Let s go ahead and select the overhead line style.
Select each boundary line and set the value in properties or in option bar.