Changes

*Institutions such as schools, recreational facilities, and churches are often located along collectors

*Institutions such as schools, recreational facilities, and churches are often located along collectors

Typical LID opportunities within the roadway:

'''Typical LID opportunities within the roadway:'''

*Permeable pavement should be avoided for high traffic travel lanes, but they are an option for parking lanes

*Permeable pavement should be avoided for high traffic travel lanes, but they are an option for parking lanes

and sidewalk. However, permeable pavers are susceptible to clogging if receiving runoff drainage from adjoining asphalt roadway. Pervious concrete or porous asphalt are options for bike lanes.

and sidewalk. However, permeable pavers are susceptible to clogging if receiving runoff drainage from adjoining asphalt roadway. Pervious concrete or porous asphalt are options for bike lanes.

*Perforated pipes are suitable for collectors with very limited space and particularly where there is no routine landscaping maintenance. However, adequate pretreatment such as grass swales, extended sump

*Perforated pipes are suitable for collectors with very limited space and particularly where there is no routine landscaping maintenance. However, adequate pretreatment such as grass swales, extended sump catchbasins, or prefabricated units must be provided.

catchbasins, or prefabricated units must be provided.

*Curb extension bioretention is not a common practice for collectors, but they can be used in some cases to reduce pedestrian crossing distances at intersections

*Curb extension bioretention is not a common practice for collectors, but they can be used in some cases to reduce pedestrian crossing distances at intersections

Within the boulevard:

'''Within the boulevard:'''

*Collectors with few driveway access points and continuous stretches of open boulevard space are good candidates for bioswales

*Collectors with few driveway access points and continuous stretches of open boulevard space are good candidates for bioswales

*Institutional uses along collectors offer opportunities for innovative LID solutions. Runoff can be treated within adjacent park space or on school properties where agreements have been made with school boards. These areas are also good opportunities for LID showcases or demonstrations.

*Institutional uses along collectors offer opportunities for innovative LID solutions. Runoff can be treated within adjacent park space or on school properties where agreements have been made with school boards. These areas are also good opportunities for LID showcases or demonstrations.