Infrastructure
Induced demand is real: Commutes on Houston's 26-lane freeway take 51% longer after expansion
A massive freeway expansion only led to longer drive times, showing that building more lanes won't solve congestion.
Report: Chicago surpassed its legal mandate for accessible pedestrian signals — but none passed inspections
Gaps in accessibility, placement and functionality highlight the importance of regular inspections and maintenance.
New York completes Park Avenue viaduct 5 years early, $200M under budget and with no delayed trains
The MTA was able to keep trains running on time while working to replace a key viaduct.
Nashville installs concrete barriers to protect bike lanes
The new 'Toronto barriers' provide a physical buffer between cars and bike lanes.
Boston releases draft $10B flood prevention plan
The joint effort with the U.S. Army Corps of Engineers outlines multiple strategies for protecting the city's most vulnerable neighborhoods from sea level rise.
Harley-Davidson turned a Milwaukee parking lot into a green oasis
The park, adjacent to Harley-Davidson headquarters, doubles as stormwater retention infrastructure.
Milwaukee mayor abandons highway removal plan
Mayor Johnson spoke in opposition to a proposed plan to turn part of I-794 into an at-grade boulevard, expressing concerns about traffic.
NYC plans sewer upgrades after back-to-back floods
The city is working to expand sewer capacity and improve other stormwater storage and capture systems to prevent flooding.
Chicago residents love their 'concrete beach'
A concrete seawall is a popular swimming and sunbathing location for locals.
When can a power company take your land for data center infrastructure?
Meeting data center power demands will mean building more transmission lines and acquiring more land to put them on.
Texas AI study links disparate data sets to identify dangerous road segments
A new study combines multiple data sources to assess roadway risks.
Biking in Paris grew by 240% in 5 years
The city saw a significant rise in bike use thanks to data-driven policy changes.
30 of the world's worst bike lanes
A visual tour of uncomfortable, useless and downright dangerous 'bike infrastructure.'
Federal agencies give go-ahead to I-5 Columbia River bridge project
The next few months will clarify whether the massive bridge replacement project will secure the funding to move forward as planned.
LA unveils plans to reconnect MacArthur Park
The construction of Wilshire Boulevard split the park in two in 1934.
This Thai city is the 'global capital of toilet access'
The Global Public Toilet Index ranks cities by per capita public restrooms.
How urban design makes the world unsafe for women — and how we can change that
An industrial designer explains how cities, cars and other everyday items could better serve women.
A robot army is assessing accessibility and mobility on Hoboken's streets
The city is deploying robotic scanners to identify gaps in the city's sidewalks, curb cuts and other mobility infrastructure.
Video: Why are US roads so dangerous?
The CityNerd YouTube channel highlights key statistics from the 2026 Dangerous by Design report.
Paris is using Seine water to cool buildings
An underground network of pipes has been cooling public buildings since the 1990s.
Pagination
FREE Course: Walkable City 1: Why Walkability?
After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.
Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold
The course focuses on the opportunities and imperatives that shape reinvention of mall sites.
City of Thousand Oaks
City of Wisconsin Rapids
Harvard University Graduate School of Design
The Architects Foundation
University of Cincinnati Online
Northern Illinois Transit Authority (NITA)
The Pocatello Development Authority
The Urban Renewal Agency of the City of Pocatello