Reverse vertical alignment direction
When you reverse a horizontal alignment, Civil 3D does not reverse the vertical alignment, this is a known issue in Civil 3D. Devotech developed a workflow to reverse the vertical alignment. Go to Toolbox - Reports Manager - Profiles and select the PVI_Station command: Copy PVI data from the text file to a tabular Editor (Open Office Calc, MS Excel): The PVI data in Excel: Replace the “+” sign with “nothing” in the chainage column: The result without a "+" sign: In open colum