Preparation of advanced BIM models
http://simondsae104.bravesites.com/entries/general/cad-with-bim-raises-the-bar-of-quality-ductwork-fabrication
“If you’ve ever designed a ductwork routing in SolidWorks, you’d know that when you add a route and connect it to the end point of the route, you’ll encounter a twist. There are numerous other process challenges