All Discussions (425)

Sort by

Sideflow weir

Hi, I'm having some instability issue with a sideflow weir which is connected with a tank.


There are some higher flows reported in the weir than the max. flow upstream of the weir.


Reverse flow is able to happen but is not ok that it is being higher

Read more…
1 Reply · Reply by Robert Dickinson Feb 17, 2014

SWMM 5.0 Maximum Nodes

I am trying to figure-out what is the maximum number of nodes that a SWMM5.0 model can handle? I have a highly urban watershed of about 25000 ac and I am wondering if it is feasible to use SWMM 5.0 or any SWMM products. I don't have GIS info of all s

Read more…
1 Reply · Reply by Robert Dickinson Nov 27, 2013

Length of Overland flow

Hi Everyone,

I am simulating runoff from an ungauged  area, hence cannot calibrate my model for width of sub-catchment. 

In case we are to design drainage system for a newly developed site then what length of overland flow should be considered.

As its g

Read more…
2 Replies · Reply by DS Bisht Nov 20, 2013