home/en/Hydraulic-structures.md

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+To edit boundary conditions, click in menu *Hydraulics > Hydraulic structures*.
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+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.
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+![HS window](https://gitlab.irstea.fr/theophile.terraz/pamhyr/-/raw/master/doc/images/wiki/HS_window.png)
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+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.
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+A view of the associated profile are display as reminder.
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+![Basic HS window](https://gitlab.irstea.fr/theophile.terraz/pamhyr/-/raw/master/doc/images/wiki/BHS_window.png)
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