Autodesk has released the latest update for Civil 3D 2018, 2018.1.
AutoCAD Civil 3D 2018.1 Update provides a combination of new capabilities, enhancements to existing capabilities, and general maintenance improvements for Autodesk® AutoCAD® Civil 3D® 2018 users. New capabilities include the rehab corridor for modeling, assessing, and optimizing roadway rehabilitation proposals and the Infrastructure Parts Editor for the assembly and management of pipe network content. Existing functionality including reference templates, section view crossing/projection drafting, and more have been improved to increase drafting efficiency. Update 1 also includes a number of general maintenance improvements that should be installed by all users.