Examples of Quick-Build Traffic Calming Improvements

Speed Bumps, Humps, Tables, and Raised Crosswalks

A black car on a residential tree-lined street drives over a plastic black-and-yellow speed table — Image: Traffic Logix

Bulbouts/Curb Extensions

White paint surrounds an area extending from the curb at an urban intersection with yellow crosswalk markings — Image: San Francisco Municipal Transportation Agency (SFMTA)

Planters

Concrete planters next to the curb at an intersection are surrounded by white paint and plastic posts — Image: Street Plans

Asphalt Art

A street in front of an office or healthcare building includes bike lanes protected by plastic posts and a wide buffer filled with a colorful artistic painting — Image: City of Rockville, MD

Chicanes

White paint directs a single lane of traffic to zig-zag down a street, with parked cars on either side — Image: New York City Department of Transportation

Vertical Elements

A concrete barrier painted with artistic designs borders a two-lane bike and pedestrian trail — Image: San Francisco County Transportation Authority (SFCTA)

Orange plastic barriers line the curve of a road — Image: Plastic Jersey

Lane Narrowing and Lane Reduction

One photo shows a 4-lane road in an urban area, with the caption "road before"; below it, another photo shows the same road re-painted with two through-lanes and a central two-way turn lane, labeled "road after." — Image: Federal Highway Administration

Some Available Materials

Paint

Bollards

Delineators

Concrete or water-filled plastic barriers

Planters

Speed bumps/humps/tables/raised crosswalks

More in the Quick-Build Toolkit

The Quick-Build Process

A large 4-way intersection with green-painted bike lanes along all streets, protected at the corners by green plastic posts — The Quick-Build Process