Feb 7, 2016 - Autodesk releases Infraworks 360 R4 and enhancements for Autodesk Subscription customers
The Autodesk Infraworks 360 R4 Update includes updates for Autodesk subscription customers including more support for Civil 3D output via the Civil 3D 2016 Productivity Pack 2.
Autodesk also annouced previous Road Design, Bridge Design, and Watershed Analysis tools for Infraworks 360 are now available at no charge to Autodesk Subscription customers.
The Readme reflects known Infraworks 360 issues as of Jan 11, 2016.