Tag:inlet=bell_mouth
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 inlet = bell_mouth
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| Description |
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Bell mouth design allows to collect fluid coming from many directions, on a large spread and make it converge toward the duct entry like a funnel. 
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| Group: man made |
| Used on these elements |
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Status: approved
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Bell mouth design is like a funnel, collecting a fluid on a large spread and sending it toward a duct, a pipeline or a tunnel.
It may be useful to document greater diameter=* of the inlet and its depth=* prior to reach the inner diameter of the duct.
Examples
Culverts or tunnels
| Photo | Location | Tagging | Comments |
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USA | Not so common but noticeable bell mouth inlet allowing water to go down a spillway when the level reaches a maximum limit |