20 miles per hour

How High Costs Derailed Richmond’s Speed Limit Change
After voting to lower speed limits citywide, Richmond found itself with a $5.2 million bill for new signage, prompting the city council to pull the ordinance.

Latest to Say '20 Is Plenty': Norfolk, Virginia
Norfolk joins several other cities in smoothing the way for 20 MPH speed limits on neighborhood streets to promote its Vision Zero goals.

'20 Is Plenty' in the Twin Cities
The first 20 mile per hour speed limit signs have been installed this week in the Twin Cities.

Portland Completes Massive 20 MPH Speed Limit Overhaul
All of Portland's 3,000 miles of residential streets now have a maximum speed of 20 miles per hour. Similar changes could be coming to more Oregon cities in the future.
20mph Zones Saving Lives in London
Over the last decade, London has established more than four hundred 20 mph zones across the city. The 10mph decrease has had a significant effect on the number of fatalities.
San Francisco Municipal Transportation Agency
City of Orange
City of Charlotte - Charlotte Area Transit
HUD's Office of Policy Development and Research
HUD's Office of Policy Development and Research
HUD's Office of Policy Development and Research
Montrose County
Wichita-Sedgwick County Metropolitan Area Planning Department
City of Lomita
Urban Design for Planners 1: Software Tools
This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.
Planning for Universal Design
Learn the tools for implementing Universal Design in planning regulations.