• Raise in maximum hydraulic grade line (for about 2.0m) when cross-sections intervals are made finer. Why?

    Hi, Can you explain why the maximum hydraulic grade line is increasing when additional cross-sections are added and keeping all other parameters unchanged? In current drainage model comprising of open channels & culverts the maximum hydraulic grade…
  • SewerGems Hydraulic grade line in profile is not correct, also drastic change in HGL peak level along same segment.

    Hi All, I am using SewerGems (connect edition), I believe most users of the software might have encountered this issue. While working and checking the network profiles it is observed that, HGL (water level) shows drastic level change. In principle…