What Texans Think About Their Transportation System

Texas Transportation Researcher: Volume 50, Number 4

Volume 50, Number 4 (2014) Adobe PDF version Inside This Issue: TTI Helps Texas Stay on Course for the Future Compressed Natural Gas Bus Fleets in Texas TTI Transit Research Highlighted at APTA Annual Meeting TTI Becoming Known for Expertise in Retrofitting Bridges Most Texans Support More Funding for Transportation, New Poll Shows One Is … Read More

Compressed Natural Gas Bus Fleets in Texas

A compressed natural gas bus in the DART bus fleet

In 2009, Dallas Area Rapid Transit (DART) began a fuel-transition program to replace its transit bus fleet with compressed natural gas (CNG)–fueled buses and to construct the necessary refueling infrastructure by 2012. Even though DART faced considerable up-front capital costs to build a fueling station and upgrade the existing gas pipeline, the low cost of … Read More

TTI Transit Research Highlighted at APTA Annual Meeting

DART large transit bus

An estimated 15,000 public transit-agency professionals converged on Houston’s Hilton Americas and George R. Brown Convention Center Oct. 12–15 for the American Public Transportation Association’s (APTA’s) 2014 Annual Meeting, which is billed as the industry’s premier event. With growing ridership, funding continues to be a leading issue for transit agencies around the country. According to … Read More

TTI Becoming Known for Expertise in Retrofitting Bridges

Full-scale crash test being performed on a bridge rail design

Transportation research often focuses on finding safer and more efficient ways of doing things. A case in point is older bridges. Some features may need to be modernized to make older bridges safer and more reliable. “The nation’s infrastructure is wearing out,” says William Williams, an associate research engineer at the Texas A&M Transportation Institute … Read More

Most Texans Support More Funding for Transportation, New Poll Shows

a row of gas station pumps

Traffic congestion in Texas continues to worsen each year, but that’s not changing how the vast majority of Texans feel about their cars and trucks. This and a variety of other insights come from the first Texas Transportation Poll conducted by the Texas A&M Transportation Institute’s Transportation Policy Research Center (PRC). The survey examines the … Read More

TOSTADA Uses Stacked Data Layers to Provide the Best “Bang for the Buck”

Graphic identifying the individual layers used in the TOSTADA analysis model. The bottom 5 gray maps are overlays of the first (top) map. You take the bottom 5 maps into consideration when deciding policy, including: bridge condition, congestion, freight value, pavement condition, and safety. Questions to ask are: 'Spend resources here?' and 'Take resources from elsewhere?'

If the concept of layering works for a popular Mexican food dish, why can’t the same concept work when analyzing data to prioritize roadway improvements? That’s the thinking behind a new approach that examines a comprehensive set of condition and performance measures, and weighs those factors to help determine where transportation improvement projects make the … Read More

Teens in the Driver Seat Aims at Promoting Safer Driving in 100 New High Schools Nationwide in 2015

Celebrate My Drive program by State Farm

The No. 1 killer of U.S. teenagers is automobile crashes, especially during their first — and most inexperienced — year of driving. The Texas A&M Transportation Institute’s Teens in the Driver Seat® (TDS) program and State Farm® are enhancing their longstanding and successful relationship to prevent these tragedies. State Farm recently provided $350,000 in grant … Read More

88th Annual Transportation Short Course Focuses on the Future

TTI Agency Director Dennis Christiansen

With a new leader at the helm and significant changes in how we travel on the horizon, the Texas Department of Transportation (TxDOT) held its 88th Annual Transportation Short Course on the campus of Texas A&M University Oct. 13–15. The annual event, designed to inform employees about the latest innovations in transportation research, is organized … Read More