Slice Roof Revit

Click by face or vertical.

Slice roof revit.

Open the revit family with unattached voids and click create tab properties panel family category and parameters. Create a void extrusion and make to required cut in the new construction phase apply the cut and done. Determine the length of the void ideally in 3d view at wireframe mode extend this in order to intersect the roof surface that will be cut use the cut geometry command and select first the roof than the void. 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.

Start points and endpoints can be added anywhere on the face of. Valid boundaries are highlighted. Highlight the main roof on the building model and click to select it. Load the family into the project and place it.

The pick roof wall edges tool is active so that you can pick the boundaries that compose the dormer opening. Click modify tab geometry panel cut drop down cut geometry. Select a vertex edge face or point anywhere on the structural floor to start the split line. This should keep you existing roof in tact and show a cut in the new construction phase.

Watch the status bar to be sure that you are highlighting the main roof. Place the cursor in the drawing area. Hope this is of assistance. You can use the add split line tool to add linear edges and to split the existing face of a roof or structural floor into smaller sub regions.

You can cut openings in the faces of these elements or you can select the entire element to make a vertical cut. If anyone is still looking for a solution you can make a roof cut into an existing roof using component model in place. Revit roof slope can seem complicated at first glance but by learning a few critical features you can create any roof shape you desire. After that you can click finish to execute the cut.

Select the floor to modify. Click modify floors tabshape editing paneladd split line. See hd version of video tutorial here.