To edit the hydraulic structures of the river, click in menu *Hydraulics > Hydraulic structures*.
A hydraulic structure must be associated to a Reach and a profile (designed by is KP), you can have multiple hydraulic structures all over the river network. It is possible to disable/enable a hydraulic structure with the checkbox at the window bottom.
Click on the edit button ![edit](https://gitlab.irstea.fr/theophile.terraz/pamhyr/-/raw/master/src/View/ui/ressources/edit.png){height=20px}, to edit a hydraulic structure. There are defined by a list of basic hydraulic structure, for example: weir, orifice, gate or check valve. Each basic hydraulic structures have a list of parameter associated. This parameter must be edited to customize the structure size, shape or behaviour.
A view of the associated profile are display as reminder.