You can publish the following InfraWorks features to ArcGIS:
*Grading Areas
Click the Present/Share tab Share
Publish to ArcGIS.
If you are not currently logged in to ArcGIS, the login dialog box is displayed.
Sign in to ArcGIS. The Publish to ArcGIS dialog box displays.
Define the extent of your model to include in the Publish to ArcGIS operation.
Specify a Target Coordinate System.
Select Feature Type.
Click Publish. The Publish to ArcGIS wizard displays, starting with the Area of Interest page. This page shows the area on the map where the selected objects will be published. This is a read-only view that is displayed so you can verify that the published objects will be published to the correct location.
Review the area and click Next. The Layer Definition page is displayed.
Specify the ArcGIS feature types to create and the layer names and then click Next. The Item Settings page is displayed.
Specify the service name, description, tags, and sharing settings and then click Next. Note: It is required to specify a unique Service Name and at least one tag. The Publishing Location page is displayed.
Specify the publishing location within your My Content folder.
After specifying the publishing location, click Publish to publish the content.
After you publish content, a message dialog box will be displayed with a link to the ArcGIS website. Go to the ArcGIS website, sign in to your account, and click the Content tab.
If a model is assigned an unsupported coordinate system, publishing to ArcGIS or exporting to FGDB will not proceed.
In addition, there are three categories of coordinate systems which are not supported:
See Coordinate Systems Not Supported When Exchanging Data with ArcGIS in the Autodesk Civil 3D help for more information.
Each time you publish to ArcGIS you must specify a unique Service Name. Re-publishing to the same name is not supported. To update previously published content you can add the ArcGIS feature layer to your InfraWorks model, edit it, and then use the Save Back command.