Infrastructure

An Argument for Eliminating Traffic Lights
For far different reasons, uncontrolled intersections are proliferating in Northern Europe and Southeast Asia. But how can they be safe? Matthew Yglesias uses a video of such an intersection in Siem Reap, Cambodia to prove their functionality.
Do London's Cyclists Deserve Blame for Spate of Recent Deaths?
Tragic collisions have claimed the lives of five London cyclists over the last nine days. Though the causes for the collisions have yet to be determined, Mayor Boris Johnson has suggested the deaths resulted from cyclists' "risky" decisions.
As Seas Rise, Can South Florida Keep its Head Above Water?
With much of its highly-developed coastline located just a few feet above sea level, Florida is highly vulnerable to global warming. But you wouldn't know that by the actions (or inaction) of state legislators and business leaders.
Expanding Cycling Infrastructure Is a Snap With Lego-Like Bike Lanes
Somewhere between the universally-despised sharrow and the rare separated cycle track sits Copenhagenize Flow, a lego-like set of tiles that allows cities to experiment with expanded bike infrastructure at low cost and low commitment.
A Bike Route Map That Harry Beck Would Be Proud Of
A "wonderfully simplified" map of San Francisco's best bicycle routes modeled on Harry Beck's revolutionary map for the London Underground aims to encourage people to saddle up through clean graphic design.
In Absence of Gas Tax Increases, States Look to Tolls
States are increasingly looking to alternative transportation revenue sources due to the failure of state and federal gas taxes to keep up with inflation and transportation needs. More states are turning toward tolling to make up the gap.
Pocketbook Power to the People: Chicago Expands Participatory Budgeting
Five years after Chicago's Rogers Park neighborhood pioneered participatory budgeting in the United States, the bottom-up budgeting practice is gaining adherents across the country. Can Rogers Park's experiment find success citywide?
When Will Laws and Attitudes Catch Up With Cycling's Growth?
Cyclist deaths are rising across the U.S., but in most cities and states, drivers are rarely punished. As more people embrace cycling and more cities encourage it; it's time our laws, infrastructure, and attitudes are reformed to make cycling safer.
Philippines Devastated by Record Typhoon
Reports of horrific destruction are starting to emerge after one of the strongest storms on record slammed the Philippines over the weekend. The government estimates that 10 percent of the country has been affected.
Cyclist Deaths Spur London Mayor to Increase Protected Bike Lanes
Recent deaths along London's cycling "superhighway" have forced Mayor Boris Johnson to rethink how to protect users of the city's expanding cycling infrastructure from vehicle collisions.
Obama Renews Push for Infrastructure Spending, But Is Anyone Listening?
While President Obama's push for much-needed infrastructure investment in the face of opposition and inaction may be admirable, one must ask if his continued pleas are falling on deaf ears. Could the political winds be changing?
How Can We Provoke "Peak Waste"?
Because city residents generate four times as much trash as rural residents, the rapid growth of the world's cities is leading to the rapid growth of the world's garbage. A new study examines future trash troubles and potential solutions.
Itemizing the Cost of a Great Street
Great streets don't come cheap. From bike lanes to planters to special signage, it takes more than curbs and concrete to make a nice street. The Grid itemizes what it costs to outfit a specific intersection in Toronto's St. Clair West neighborhood.
How Would You Transform London's Forgotten Spaces?
In one of the world's most desirable cities, even the most unattractive and leftover spaces carry the potential for regeneration. An exhibit staged in Somerset House's own forgotten space shares innovative ideas to transform London's lesser places.
Top 20 Weird & Wonderful Urban Bridges
Though meant to unite, bridges can be divisive structures. What should a bridge really be? Does clever design matter, or is it all about function? Here are 20 bridges from around the world that stand out as interesting, if not always functional.
The Irony of Ring Roads
One way to address traffic congestion is to provide a bypass for vehicles around city traffic machinations. Ring roads, by definition, are meant to perform that function. In reality, they ignore the supply and demand model of traffic management.
L.A.'s Next Superhighway
Could Los Angeles get a private company to spend $3 billion to $5 billion to connect every residence and business in the city to a fiber broadband network? City leaders seem to think so, and are planning to move forward with an RFP.
Ambitious Network to Cover 40% of Hamburg in Green
Imagine being able to traverse a major city surrounded entirely by bikes, pedestrians, and green spaces. That vision is poised to become reality in Hamburg within the next two decades as the city pursues plans for a vast Grünes Netz (Green Network).
NYC: 7 Things at Risk, Post-Bloomberg
As Mayor Bloomberg gets set to leave office in New York, here are 7 things that may dramatically change under a new administration.
Tappan Zee Scores Largest Ever TIFIA Loan, But How Will It Be Repaid?
New York State received good news on Oct. 31: A $1.6 billion loan has been approved toward the $4 billion replacement of the Tappan Zee Bridge. The remainder will be borrowed from the private sector. A commission will offer ways to repay the loans.
Pagination
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.
EMC Planning Group, Inc.
Planetizen
Planetizen
Mpact (formerly Rail~Volution)
Great Falls Development Authority, Inc.
HUDs Office of Policy Development and Research
NYU Wagner Graduate School of Public Service