Tag:waterway=debris_screen
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 waterway = debris_screen
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| Description |
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A grate, usually made of metal, in a waterway that allows water to pass through while preventing larger debris from entering canals and intakes to protect the infrastructure. 
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| Group: waterways |
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| See also |
| Status: in use |
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Debris screen or 
trash rack (US) prevents water-borne debris (such as logs, boats, etc.) from entering the intake of a water mill, pumping station or water conveyance.
How to map
- Draw a node
on the waterway tagged as as a way and tag as waterway=debris_screen. - and for waterway tagged as an area draw a way
across the width where the debris sreeen is and tag it waterway=debris_screen.
See also
- waterway=sluice_gate - regulates how much water flows
- waterway=floodgate - shuts of waterway entirely to prevent flooding of protected area, in normal state fully open.
- waterway=lock_gate - A gate of a lock (a device for raising and lowering boats between stretches of water of different levels on river and canal waterways)
- waterway=weir - A barrier built across a river, stream or canal to regulate water levels where water may flow over the top depending on the water level and height adjustment of the weir in case of movable weirs
- waterway=check_dam - Barrier structures to regulate mountain torrents (reduce the speed of flow, prevent erosion and hold back debris)