Load the family into the project and place it.
Revit cut roof with wall.
Determine the depth of the birdsmouth cut.
Use one of the opening tools to cut a vertical or perpendicular opening in a roof floor or ceiling for example to accommodate a chimney.
Cut with voids when loaded.
Click by face or vertical.
However problem arises please have a look at the attachment pic.
You can cut openings in the faces of these elements or you can select the entire element to make a vertical cut.
This should keep you existing roof in tact and show a cut in the new construction phase.
For most buildings the birdsmouth cut is 4 inches 10 cm deep.
Open the revit family with unattached voids and click create tab properties panel family category and parameters.
This is relatively simple.
Select the object to be cut.
Hope this is of assistance.
I was able to join the roofs by the join command however there was no cutting at the intersections between the roofs at the main.
Hi all i am a newbie for revit and the forum.
You don t even need to sign up.
Measure the full width of the outside wall.
Architecture tab opening panel.
Just enjoy the course and drop me line if you found it useful.
I have been trying to cut a intersect roof yesterday and got struck all day.
The bad thing about extruded roofs is the fact you can t follow along with the footprint of your building the good thing is we can do something about that the objective of this video is to go to the plan view we will then create a void where our walls jag in and out this is going to allow revit to cut the roof properly in plan to get started jump into your revit roofs.
Click modify tab geometry panel cut drop down cut geometry.
In the family category and parameters dialog select cut with voids when loaded and click ok.
Create a void extrusion and make to required cut in the new construction phase apply the cut and done.
Have been learning revit for around 2 weeks and having some fun.
If anyone is still looking for a solution you can make a roof cut into an existing roof using component model in place.