In the Import Required Layer window, select Conduit in the Layer drop-down list. In the Input Source field, choose the shapefile “…\Data\Sewers.shp”. Click Yes on the warning message to clear the current mapping.

Click the Load button on the Import Required Layer window. Choose and Open the mapping file “…\Data\conduit.mapconduit”. The Import Required Layer window will be updated as below:

Click the Import button on the Import Required Layer window. Choose Overwrite in the pop-up warning message.

In the Enumeration Mapping window, map the category property as below and click OK. Then, the sewer Conduit will be imported.