I'm not sure how to model this situation and any help would be greatly appreciated:
There is an old mill site having a weir, which is about 1.5 ft. high. Only about 10 ft. downstream of the weir is an 88" x 66" elliptical pipe that crosses under the road. I have figured out how much storage...
Is it ok to have to toggle between finer routing settings for different storm events? For example, I have the setting as 2 during the 10-year event but have to switch it to 3 for the 25-year event in order to not get the Qout > Qin warning message.
When using custom pond stage data to model a culvert crossing, is it necessary to enter an elevation higher than the top of the road to define overtopping? For example, if the elevation of the center of the road is 103.5, is it necessary to enter a value of say, 103.6, (accompanied by a very...
I have a situation in which each of 3 subcatchments drains through a respective culvert and into a 4th subcatchment, and then that 4th subcatchment drains through a 4th culvert. This 4th basin is a large flood plain and would fill in during larger events. When this happens, the "reach"...
