Changes

Sump inlets should not be sited where pedestrians will have to negotiate with them.

Sump inlets should not be sited where pedestrians will have to negotiate with them.

{{:Inlet sumps: Gallery}}

{{:Inlet sumps: Gallery}}

==Street gutter drains==

==Depressed drains==

Runoff in the gutter drops into a grate-covered drain before flowing into the BMP. Drain covers must be compatible with bicycling and walking; grid covers are preferred.

Runoff in the gutter drops into a grate-covered drain before flowing into the BMP. Drain covers must be compatible with bicycling and walking; grid covers are preferred.

Depressed drains are a potential solution for bioretention cells on sloped streets where directing runoff into the cell is a challenge.

Depressed drains are a potential solution for bioretention cells on sloped streets where directing runoff into the cell is a challenge.

This style of inlet can be combined with a curb cut, to maintain capacity in case debris clogs the grate.

This style of inlet can be combined with a curb cut, to maintain capacity in case debris clogs the grate.

{{:Street gutter drains: Gallery}}

{{:Depressed drains: Gallery}}

==External links==

==External links==

https://nacto.org/publication/urban-street-stormwater-guide/stormwater-elements/bioretention-design-considerations/inlet-design/

https://nacto.org/publication/urban-street-stormwater-guide/stormwater-elements/bioretention-design-considerations/inlet-design/