topic unable to preserve elevation data: CAD to Arcmap in Data Management Questions https://community.esri.com/t5/data-management-questions/unable-to-preserve-elevation-data-cad-to-arcmap/m-p/86977#M5043 <HTML><HEAD></HEAD><BODY><SPAN>Good afternoon--</SPAN><BR /><BR /><SPAN>I'm attempting to import some contours from CAD into Arcmap 10 to create a TIN/DEM, but am unable to get the .dwg import to preserve the elevation data in the CAD file.&nbsp; Perhaps there's something more I need to do in CAD; each layer is separate vertically and to sscale, so I don't think that there is.&nbsp; I add layer as dwg and the elevation field is filled with 0s, although the polylines are there.</SPAN><BR /><BR /><SPAN>Any thoughts?&nbsp; And thank you in advance.</SPAN></BODY></HTML> Fri, 21 Jun 2013 14:12:03 GMT Danecarlson 2013-06-21T14:12:03Z unable to preserve elevation data: CAD to Arcmap https://community.esri.com/t5/data-management-questions/unable-to-preserve-elevation-data-cad-to-arcmap/m-p/86977#M5043 <HTML><HEAD></HEAD><BODY><SPAN>Good afternoon--</SPAN><BR /><BR /><SPAN>I'm attempting to import some contours from CAD into Arcmap 10 to create a TIN/DEM, but am unable to get the .dwg import to preserve the elevation data in the CAD file.&nbsp; Perhaps there's something more I need to do in CAD; each layer is separate vertically and to sscale, so I don't think that there is.&nbsp; I add layer as dwg and the elevation field is filled with 0s, although the polylines are there.</SPAN><BR /><BR /><SPAN>Any thoughts?&nbsp; And thank you in advance.</SPAN></BODY></HTML> Fri, 21 Jun 2013 14:12:03 GMT https://community.esri.com/t5/data-management-questions/unable-to-preserve-elevation-data-cad-to-arcmap/m-p/86977#M5043 Danecarlson 2013-06-21T14:12:03Z Re: unable to preserve elevation data: CAD to Arcmap https://community.esri.com/t5/data-management-questions/unable-to-preserve-elevation-data-cad-to-arcmap/m-p/86978#M5044 <HTML><HEAD></HEAD><BODY><SPAN>It may be worth trying a calculate Z geometry on one of the fields to see if the elevation data are there.</SPAN><BR /><BR /><SPAN>Jake</SPAN></BODY></HTML> Mon, 05 Aug 2013 14:59:47 GMT https://community.esri.com/t5/data-management-questions/unable-to-preserve-elevation-data-cad-to-arcmap/m-p/86978#M5044 JacobDeGayner 2013-08-05T14:59:47Z