AUTODESK AUTOCAD PLANT 3D 2011 WIN64 | 2.77 GBDesign, model, and document process plants with AutoCAD® Plant 3D software. Built on the familiar AutoCAD® software platform, AutoCAD Plant 3D brings modern 3D design to plant designers and engineers. Specification-driven design and standard parts catalogs streamline the placement of piping, equipment, and support structures. Integrated AutoCAD® P&ID software functionality enables you to create and edit P&IDs and reconcile underlying data with the 3D model. Generate and share isometrics, orthographics, and other documents.