Creates a roof by extruding a profile that you sketch.
Revit extrude portions of a roof.
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Demolishing a portion of roof is quite different to the methodology of demolishing any other element in revit.
We will need an existing roof structure a new roof structure as well as an exact match to the portion of roof to be demolished.
The highest level in the project is selected by default.
We will go through the latter steps below.
Click architecture tabbuild panelroof drop down roof by extrusion.
In this revit architecture tutorial i show you how to create an extruded roof form using the roof by extrusion tool.
The height of the roof depends on the location where you sketch the profile in the elevation or section view.
To view the extrusion open a 3d view.
This should keep you existing roof in tact and show a cut in the new construction phase.
You can use a combination of straight lines and arcs to create the profile.
Specify the work plane.
If you d like to learn everything about revit roofs you may be interested in my revit roofs masterclass course.
With the roof by extrusion method in revit you first sketch the profile of the top of the roof in an elevation or section view and then extrude the roof.
In the roof reference level and offset dialog select a value for level.
For the purposes of this tutorial i am going to use the following simple building.
Just enjoy the course and drop me line if you found it useful.
Hope this is of assistance.
Revit roof by extrusion a how to guide presented by dzan ta autodesk elite expert repro products inc.
Display an elevation 3d or section view.
To raise or lower the roof from the reference level specify a value for.
Subscribe to the repro products channel.
Create a void extrusion and make to required cut in the new construction phase apply the cut and done.
If anyone is still looking for a solution you can make a roof cut into an existing roof using component model in place.
Revit completes the extrusion and returns you to the view in which you started the extrusion.