topic Volumes using Cut/Fill in Data Management Questions https://community.esri.com/t5/data-management-questions/volumes-using-cut-fill/m-p/610294#M34409 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>we were recently asked to calculate the volume of a geological layer as part of a site investigation.&nbsp; when exploring different options we were confused when we found that two different methods which, we think, should produce the same volume varied quite a lot and so wondered whether a) we were wrong or b) it was a product of the way Arc performs the calculations.&nbsp; The first method was to interpolate two different surfaces of ground elevations at the top and bottom of the layer and use cut fill to create a volume.&nbsp; The second method was to generate a constant raster with a value of 0 and then use the thickness of the layer (top surface minus bottom surface) to perform the cut/fill operation.</SPAN><BR /><BR /><SPAN>Any suggestions/ideas are welcome.</SPAN><BR /><BR /><SPAN>Thanks,</SPAN><BR /><BR /><SPAN>Rob</SPAN></BODY></HTML> Wed, 14 Jul 2010 14:05:20 GMT RobMillman 2010-07-14T14:05:20Z Volumes using Cut/Fill https://community.esri.com/t5/data-management-questions/volumes-using-cut-fill/m-p/610294#M34409 <HTML><HEAD></HEAD><BODY><SPAN>Hi,</SPAN><BR /><BR /><SPAN>we were recently asked to calculate the volume of a geological layer as part of a site investigation.&nbsp; when exploring different options we were confused when we found that two different methods which, we think, should produce the same volume varied quite a lot and so wondered whether a) we were wrong or b) it was a product of the way Arc performs the calculations.&nbsp; The first method was to interpolate two different surfaces of ground elevations at the top and bottom of the layer and use cut fill to create a volume.&nbsp; The second method was to generate a constant raster with a value of 0 and then use the thickness of the layer (top surface minus bottom surface) to perform the cut/fill operation.</SPAN><BR /><BR /><SPAN>Any suggestions/ideas are welcome.</SPAN><BR /><BR /><SPAN>Thanks,</SPAN><BR /><BR /><SPAN>Rob</SPAN></BODY></HTML> Wed, 14 Jul 2010 14:05:20 GMT https://community.esri.com/t5/data-management-questions/volumes-using-cut-fill/m-p/610294#M34409 RobMillman 2010-07-14T14:05:20Z