To Exclude the MicroStation Dimension Element

Choose File > Import > Exchange File Types > IGES .

From the Import IGES dialog, specify the filename and then click OK.

From the Import IGES File dialog, choose Settings > Exclude uStn Elements.

The Exclude MicroStation Elements dialog opens.

From the Included Elements list box, select Dimension.

To move your selection to the Exclude Elements list box, click Exclude.

To close the Exclude MicroStation Elements dialog, click Done.

To import the file and close the Import IGES File dialog, click Import.