technology

A new technique to identify deteriorating infrastructure using satellite data

By Michael Brenneis With budgets that tend to favor new construction, many DOTs are finding it necessary to prioritize the most urgent repairs. But infrastructure decay is not always easily visible. And deferred or inadequate maintenance may occasionally have catastrophic consequences for U.S.

Why are they Snapchatting while driving, and what will get them to stop?

By Robbie Webber A study from Australia gives some insights into use of social media while driving, looking not just at the incidence, but also what deters the behavior. But while the study began as a general look at use of all social media by young drivers, it ended up focused on the use of

Computers are making roadside data collection quicker, easier, and more accurate

By Chris McCahill Researchers recently developed ways of combining the vast information available from Google Street View with custom AI programs to generate highly accurate inventories of street signs. The effort focused specifically on stop and yield signs, but these kinds of algorithms could

Researcher launches open source accessibility toolbox

By Michael Brenneis and Chris McCahill DOTs and planning agencies interested in measuring access to destinations have a growing number of packages and data sources to choose from. Folks not looking to reinvent the wheel are turning to shiny products like Citilabs’ Sugar Access, Conveyal, and

Sidewalk evaluation app Project Sidewalk launches in Seattle

By Michael Brenneis Project Sidewalk, newly launched in Seattle, is crowdsourcing the evaluation of sidewalks and ramps with the intent to help DOTs locate and prioritize needed repairs and improvements, educate the public, and collect data to train AI. Poorly planned sidewalks and ramps, those

Smartphone app promises crowdsourced road roughness index and fuel efficient routing

By Michael Brenneis The ability of smartphones to collect reams of data is significantly expanding crowdsourcing opportunities. An accelerometer is used by smartphones to change screen orientation or count footfalls, among other uses. But it is also capable of recording the force of

Was 2018 the year of peak ICE?

By Eric Sundquist With slowing growth in light-duty automotive markets overall, and an increasing share of electric vehicles within that market, last year may have been the high point for internal combustion engines. Such is the conclusion drawn by Financial Times, based on interviews with and

An app that rewards commuters for their travel choices

By Chet Edelman Everyday navigation apps such as Google Maps and Waze use real-time traffic data to help millions of people find the fastest route to work. A new app called incenTrip emulates the same model but with a twist—it incentivizes commuters to take greener, more eco-conscious trips.

When will everyone have a Connected Autonomous Vehicle?

By Saumya Jain Although many car makers and future thinkers imagine the rapid adoption of connected and autonomous vehicles (CAVs), a recent study, conducted at the FedEx Institute of Technology at the University of Memphis, suggests that buyers may not be so eager to own one. Significant

Smart intersection technology may improve safety for all road users

Michael Brenneis The promise of smart intersection technology goes beyond increased operational efficiency and encompasses its potential to improve safety for all road users, including those using the crosswalk. But it does not fulfill this promise if it is only used to reduce congestion and