Import Kml File To Autocad Civil 3d Now

| Tool | Output Format | Civil 3D Workflow | Best For | | :--- | :--- | :--- | :--- | | | DXF, LandXML, or DWG | Open DXF → Use _MAPIMPORT to assign coordinates if missing. | Professionals needing precise control. | | QGIS (Free) | DXF, SHP, GeoPackage | Import SHP via MAPIMPORT . | Free/open-source solution. | | Online Converters (e.g., KML2DXF) | DXF | Open DXF in Civil 3D; verify scale and location. | Quick, non-sensitive data. |

| KML Feature | Native KML Data | Civil 3D Import Result | Recommended Conversion | | :--- | :--- | :--- | :--- | | ( <Point> ) | Coordinates, Name, Description, Snippet | AutoCAD Point or Block. Not a Civil 3D COGO point. | After import, use CONVERTPOINTSFROMGEOMETRY or CREATE COGO POINTS FROM AUTOCAD POINTS . | | Line String ( <LineString> ) | 2D or 3D path, altitude mode | 2D or 3D Polyline. | Use CREATEFEATURELINE from polyline for grading. | | LinearRing / Polygon ( <Polygon> ) | Outer boundary, inner holes | Closed Polyline (holes lost unless manually separated). | Use _MPEDIT to join. For holes, import as separate polygons and subtract surfaces. | | Extended Data ( <ExtendedData> ) | Schema, SimpleData pairs | Lost in basic import. | Use MAPIMPORT with attribute data → attach to objects as Object Data or XDATA. | | Raster Overlay (Ground Overlay) | Georeferenced image | Not directly importable. | Export KML's referenced image + world file; use MAPIINSERT for image in Civil 3D. | import kml file to autocad civil 3d

: Ensure the Input Coordinate System is set to LL84 (the standard for Google Earth), and the Current Drawing coordinate system matches what you set in Step 1. Method 2: Using the Data Connect (FDO) Feature | Tool | Output Format | Civil 3D