• Horizontal alignment with attached vertical Align. showing XYZ, Z=0, not matching up to surface at Z=651.

    I have been looking at a bunch of forums trying to locate a solution to my problem, but have not found what I am looking for. So I am asking for some advice. I have created a Horizontal alignment from cogo points that have and XYZ location. When I…
  • existing surface grade filtering slopes? Any ideas?

    I am trying to find existing slope conditions along a 280 mile corridor. I need locations where a 5% and 3% slope exist within 100ft of the track CL (rail). Is there anyway that I can set up some type of filter that will highlight the area where these…