"The list was generated from an open call for nominations and prioritized based on factors including the age of the structure, redevelopment potential, potential cost savings, ability to improve both overall mobility and local access, existence of pending infrastructure decisions, and local support.
Cities around the world are replacing urban highways with surface streets, saving billions of dollars on transportation infrastructure and revitalizing adjacent land with walkable, compact development. Transportation models that support connected street grids, improved transit, and revitalized urbanism will make reducing gasoline dependency and greenhouse gas emissions that much more convenient. It pays to consider them as cities evaluate their renewal strategies - and as the U.S. evaluates its federal transportation and climate policy."
Here are the top five:
1. Alaskan Way Viaduct, Seattle, WA
2. Sheridan Expressway, Bronx, NY
3. The Skyway and Route 5, Buffalo, NY
4. Route 34, New Haven, CT
5. Claiborne Expressway, New Orleans, LA