Autodesk Navisworks Manage can find clashes or interferences between any of the 3D file formats that it can read. This enables more effective identification, inspection, and reporting of interferences in a 3D project. Navisworks Manage can do this in seconds instead waiting until its being built.
http://www.screencast.com/t/gflri9Sfmi
Created by Dave one of the Cad Geeks
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