I would like to calculate the volume of some stockpiles. I have a TIF raster which I have set as the elevation surface and an ECW draped over that ground surface. I would like to calculate the volume of specific stockpiles within the scene, for example the one outlined in red in the screenshot.
![Arc Pro 3D volume calculation.PNG Arc Pro 3D volume calculation.PNG](https://community.esri.com/t5/image/serverpage/image-id/89319i79D783B1EA1CF495/image-size/large?v=v2&px=999)