^ 



120- 



us- 



er no 



UJ 



IFG-4 



WSP 



0. 



UJ 



105- 



100 



95- 



90 



f 



200 



300 



400 500 



FLOW (cfs) 



600 



700 



Figure 37. 



Comparison of the wetted perimeter and flow relationships 

 derived by the IFG-4 and WSP hydraulic simulation models 

 for a composite of seven cross-sections in reach #2 of 

 the Gallatin River. 



f 



89 



