• System/NullReference Exception when updating drainage (SUDA) model, storm drain pipe inverts

    Hi, I'm trying to update a storm drain invert in a SUDA model and it won't allow me to and is crashing. It is giving me a "System.NullReferenceException" I am trying to update it in the utility properties as I don't want it tied to the invert of the…
  • SUDA Modeling of existing utilities

    I am trying to model existing utilities for our cross sections and am having a hard time modeling utilities that have bends like this watermain shown. I have inverts at the beginning and end of that line, and want to utilize the existing linework but…