Quick-Build: Intervention Objects

Green bollards at a crosswalk to prevent vehicles from driving into protected areas.

This visual toolkit defines intervention objects and materials that cities in the Bay Area have been using to create physical and spatial boundaries through points, lines or planes, creating safer spaces for people using the street.

Download the Intervention Objects Table (PDF).

“Intervention objects” are objects that create physical and spatial boundaries through points, lines or planes — creating safer spaces for people using the street.

Check out the Quick-Build: Complete Library Resources for all webinars, reports and slide presentations.