Civil engineering design software AutoCAD® Civil 3D® civil engineering design software is a civil design and documentation solution that supports Building Information Modeling (BIM) workflows. Use AutoCAD Civil 3D, to better understand project performance, maintain more consistent data and processes, and respond faster to change. Organize your work with Vault Professional in the Civil 3D design environment. BIM tools for civil engineering View AutoCAD® Civil 3D® civil engineering software videos and images. Tools support Building Information Modeling (BIM) and help reduce the time it takes to design, analyze, and implement changes. Automate time-consuming tasks to streamline project workflows. Easily create, organize, and share project information with both Vault Professional and AutoCAD Civil 3D.