Patches + updates Map, Civil 3D, Raster, InfraWorks, Vehicle 1.8MB 3454× 12.05.2010 GENIO Import/Export Extension for AutoCAD Civil 3D 2011 (subscription only) - exchange data between road design applications Bentley MXROAD and Civil 2011 LINK External link β opens in a new browser window. Open Link ▶ β Close