Menu Close

Articles on Bridges

Displaying 1 - 20 of 22 articles

The $1 trillion bill was a heavy lift for Speaker Nancy Pelosi (center). Next up: the budget reconciliation bill known as Build Back Better. Anna Moneymaker/Getty Images

Congress passes $1T infrastructure bill – but how does the government go about spending that much money?

The government uses a process called public procurement. A professor of public policy explains how the process works and how it is increasingly used to achieve social goals.
The Denali Highway as it crosses the Susitna River. Joe Sohm/Visions of America/Universal Images Group via Getty Images

Infrastructure bill passed by Congress promises billions for bridge repair – rural Alaska shows the growing need as temperatures rise

Alaska is warming faster than any other U.S. state, and that’s causing problems, a team of bridge engineers and social scientists explains. The infrastructure bill in Congress would offer some help.
Crowds gather at dusk in Austin, Texas, to watch some 1.5 million Mexican free-tailed bats emerge to feed from their roost under the Congress Avenue Bridge. Jeff Haynes/AFP via Getty Images

Artificial intelligence can help highway departments find bats roosting under bridges

Bats roost under bridges and culverts across North America, so highway departments have to check for them before repairing bridges. A new AI tool makes those inspections faster and more accurate.
Canada’s budgeting process needs to regard vaccination programs, to name just one example, the same way it regards investments in physical infrastructure like bridges and highways. (CDC/Unsplash)

The coronavirus shows we should treat public health the same as public works

Canada needs to reform budgeting and reporting methods to recognize the true underlying nature and value of expenditures on social infrastructure.
Miami is investing hundreds of millions of dollars to raise roads in response to rising sea levels. AP Photo/Wilfredo Lee

What is climate-ready infrastructure? Some cities are starting to adapt

Infrastructure systems – roads, water treatment systems, power grid – can’t be built the same ways as in the past. What’s a better roadmap for the future?
There are more than 50,000 public bridges in Australia. (The Sea Cliff bridge is one Australia’s newer bridges, built in 2005). from shutterstock.com

Are Australian bridges safe, and can we do better?

Australian bridges are generally safe, but we don’t have transparent information about how often they’re inspected or maintained.

Top contributors

More