Share Email Facebook Twitter LinkedIn What's New in Autodesk Grading Optimization for Civil 3DLearn about latest features in Autodesk Grading Optimization. For technical details, see the release notes for more information. Latest Updates Global Cut and Fill Constraints Added the ability to add a global cut and fill constraint for a project. Feature Line Naming Enhancements The generated naming method for feature lines returned to a Civil 3D drawing has been enhanced to include defined prefixes. User Interface Enhancements Several user interface elements have been enhanced to better organize and access your workflows. Interactive Get Started Guide An interactive walkthrough is available to get novice users started in Grading Optimization. Pathways Pathways are new objects that represent sidewalks, driveways, and other ingress and egress paths. Ridge Lines Ridge Lines are new objects that represents a linear elevation that directs drainage away from its placement. Optimization Panel The Optimization Panel provides a heads up display for reviewing and analyzing optimizations in progress. Isolate Internal Zone Drainage You can now isolate drainage objects (drain lines, low points, and ridge lines) within a zone from affecting optimization outside of the zone boundaries. Pages in this section Global Cut and Fill Constraints Feature Line Naming Enhancements Interactive Get Started Guide Isolate Internal Zone Drainage Optimization Panel Pathways Ridge Lines User Interface Enhancements