You can use IMX files to exchange data with 
  Autodesk InfraWorks. 
To import an IMX file
 
   
  - At the command line, enter IMX_IMPORT. 
	 
 
- Select the IMX file to import and click 
		Open. 
	 
 
 
  
 
 
To export an IMX file
 
   
  - On the 
		Output tab, on the 
		Export panel, click 
		Export IMX 
		  Find. 
	 
 
-  
		Specify the path for the writable folder. 
	 
 
- Specify the IMX version. 
		
The file is saved using the naming format <drawing name>.imx in the specified folder.