Splitting A Toposurface - Autodesk 256B1-05A761-1301 - AutoCAD Revit Structure Suite 2010 User Manual

Splitting a Toposurface

You can split a toposurface into 2 distinct surfaces and then edit those surfaces independently. After splitting
a surface, you can assign different materials to these surfaces to depict roads, lakes, plazas, or hills. You can
also delete entire portions of the toposurface.
Sample split surface
To split a toposurface:
1 Open a site plan or 3D view.
2 Click Massing & Site tab
3 In the drawing area, select the toposurface to split.
4 Click Split Surface tab
5 To sketch the split surface, use one of the following methods:
Revit Architecture enters sketch mode.
toposurface.
You cannot pick toposurface lines with the Pick Lines tool. You can pick other valid lines, such
as walls.
Sketch a single closed loop that does not touch boundaries of the surface.
Modify Site panel Split Surface.
Draw panel (Pick Lines), or use other sketch tools to split the
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