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No longer displaying Deltas for isopach

  • 1.  No longer displaying Deltas for isopach

    Posted 10-13-2020 09:59
      |   view attached

    I used to be able to get the delta between two surfaces in the coordinate box, I recently updated to 5.32 so im not sure if its a setting that reverted back to default but im not able to find a setting to turn it back on.



  • 2.  Re: No longer displaying Deltas for isopach

    Posted 10-13-2020 10:30

    Right click on the coordinate box and choose "Surface Elevation"



  • 3.  Re: No longer displaying Deltas for isopach

    Posted 10-13-2020 11:06

    Surface Elevation is checked and the surface itself is selected but no information comes up



  • 4.  Re: No longer displaying Deltas for isopach

    Posted 10-13-2020 11:11

    Oh sorry I'm still on 5.31.



  • 5.  Re: No longer displaying Deltas for isopach

    Posted 10-13-2020 12:42

    it is working for me on 5.32

     



  • 6.  Re: No longer displaying Deltas for isopach

    Posted 10-13-2020 17:09

    To get the Deltas between two surfaces you have to create either an Isopach (run an Earthwork Report between the two surfaces) or create a Cut Fill Map between the two surfaces. Once you have that you need to select that Isopach or CF Map surface either graphically in eg Plan View or in the Project Explorer to make it the last selected surface, and then the coordinate Scroll Elevation for that surface will show the Cut or Fill between the two surfaces. 

     

    Hope that this answers the question

     

    Alan



  • 7.  Re: No longer displaying Deltas for isopach

    Posted 10-14-2020 06:29

    this is an isopach created from an earthwork report I used to use it all the time. looks like its working for some people on the new version I might just have to reinstall BC



  • 8.  Re: No longer displaying Deltas for isopach

    Posted 10-14-2020 16:16

    Eric

    Thanks for the time on the phone. As we found there is a bug in this work flow that you are following. For everyone interested the bug is as follows and the fix is explained below

     

    If you run an Earthwork Report between 2 surfaces, TBC builds an Isopach Surface that is listed under Cut Fill Maps in the project Explorer. If you then select it in Project Explorer and open up the Coordinate Scroll and Show Surface / Elevation it is not showing the Surface and Elevation values as Eric highlighted in his post yesterday.

     

    The issue can be seen if you look at the properties Pane for the ISOPACH surface, at the bottom where it lists the surface properties for Triangles, Vertices etc. You will see that despite the Isopach displaying OK and also can show the wireframe, it lists the number of triangles as 0.

     

    If you work around this, you can set the Rebuild method property to Show Empty and then reset it to Auto, the ISOPACH rebuilds and the number of triangles is correct and all is good in the coordinate scroll.

     

    If you build the Cut Fill Map using the Cut Fill Map command it works correctly and does not exhibit the same issue.

     

    Thanks Eric for raising the issue and showing me the work process to recreate - Once I can recreate it it should be easy to get fixed. 

     

    Alan