Splitting the flow and figuring out how much flow goes to each side looks like my only option right now. Unless someone else has a solution.
I provided a quick sketch of the situationhttp://files.engineering.com/getfile.aspx?folder=2740b273-d578-4206-9e4a-59447897a4cf&file=hec_ras_sketch.pdf
Stormnet also has their own technical forum if you haven't discovered it yet.
http://www.bossintl.com/forums/stormnet/ http://www.bossintl.com/forums/stormnet/
I have a project where there is a T intersection of two roads. There is a pipe that pics up the water for normal situations and carries it downstream along the north side of the road. In a high flow situation the water exceeds the capacity of the pipe and overtops the street and runs into a...