News

Estimating the amount people drive based on accessibility measures

By Logan Dredske How does the built environment influence the amount people drive? Research by SSTI’s Logan Dredske worked to answer this very question. The focus of his research was to create a framework for estimating vehicle miles traveled based on conditions of the built environment. His

Cities and developers are preparing for a world with less parking

By Robert Benner Chandler, AZ, may be the first city to recognize that apartment dwellers will need less parking in the future. In anticipation of autonomous vehicles, the city is changing its zoning code to loosen parking minimums in new buildings. Developers welcome such flexibility, as

What’s causing the increase in pedestrian deaths?

By Robbie Webber A new report from the Insurance Institute for Highway Safety calls out a variety of factors responsible for the shocking surge in pedestrian fatalities between 2009 and 2016—up 46 percent and the most deaths since 1990. Pedestrian fatalities have risen much faster than overall

To improve walking, give pedestrians the green light

By Chris McCahill Walking in many parts of the U.S. is notoriously difficult and increasingly dangerous, but there’s one simple way that transportation agencies can start tipping the balance in favor of those on foot: by adjusting signal controls. That’s according to research highlighted by

Many variables in play as deadline for maritime fuel sulfur reduction approaches

By Michael Brenneis Maritime shipping remains the most efficient way to transport goods, considering its weight to fuel-economy ratio. Still, an average container ship running on typical high-sulfur fuel emits nearly the same amount of sulfur oxides (SOx) as 10 million diesel passenger cars. By

To reach clean energy goals, Hawaii needs to address VMT

By Beth Osborne Ten years ago, the State of Hawaii set an ambitious goal to reduce their dependence on imported oil and create a clean energy future by 2045. The Elemental Excelerator commissioned Rhodium Group and Smart Growth America to analyze specifically what it will take for Hawaii to reach

Studies suggest autonomous vehicles will have reduced parking requirements

By Brian Lutenegger A pair of recent studies suggests that autonomous vehicles (AVs) will revolutionize how vehicles park when not in use. As a result, parking structures will be able to hold far more vehicles than today, and some existing parking facilities may be repurposed to other uses and to

Federally funded data as a speed-management tool

By Eric Sunquist and Michael Brenneis At 8 p.m. on April 27, about two miles from SSTI Central in Madison, a car sped north at 102 mph along an urban boulevard, according to police. The driver lost control and careened onto the sidewalk, hitting two people out for a walk. The crash killed one

International review confirms speed management is critical to road safety

By Chris McCahill Speed reductions can lower crash risks significantly, confirms a new report by the International Transport Forum, an intergovernmental organization of 59 member countries including the U.S. The research report, Speed and Crash Risk, looks at 11 case studies in 10 different

Parking and the City: A new book for practitioners

By Chris McCahill Parking policy, especially parking management, is often central to the success of transportation initiatives. When it comes to boosting transit ridership or managing travel demand in cities, the price and availability of parking can have a major influence. But getting those