Research News Archive

Bridge monitoring is immediate, autonomous and easily accessible

November 09, 2016

If a highway bridge fails, the results can be catastrophic.

Fortunately, bridge failure in the United States is the excep­tion—with, on average, about 50 bridges each year failing. And to ensure bridge performance as much as ...

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Optimizing the support system under concrete pavements

November 01, 2016

High-quality foundation layers (the natural subgrade, the subbase, and embankment) are essential for optimizing pavement performance. No matter how well a pavement is designed, lack of uniform support conditions can contribute to premature pavement ...

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$1 million NSF award to help researchers reduce the impacts of traffic incidents

October 10, 2016

A team led by an Iowa State University Institute for Transportation (inTrans) researcher has been granted a $1 million, three-year National Science Foundation award to develop an improved system to reduce the duration and impacts of  traffic ...

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ISU pavement center, West Des Moines testing a modified concrete mixture

September 12, 2016

A new industrial development in West Des Moines, Iowa, is providing a unique opportunity to test a modified concrete mixture on several pavement sections. The city is especially interested in monitoring the performance of the pavements’ joints.

The ...

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Hawkins in 'PI Spotlight' by Illinois Center for Transportation

August 01, 2016
InTrans associate director and Center for Transportation Research and Education director Neal Hawkins has been highlighted in the "PI Spotlight" by the Illinois Center for Transportation.   See the story: http://ict.illinois.edu/2016/07/01/pi-spotlight-neal-hawkins/
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InTrans pavement markings research featured in Roads & Bridges magazine

June 21, 2016

Research on pavement markings by the Institute for Transportation's Neal Hawkins, Omar Smadi, and Skylar Knickerbocker was featured in Roads & Bridges magazine.

The team of researchers recently partnered with the Minnesota ...

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ISU transportation data service helping State Patrol determine highway ‘deer hotspots’

June 08, 2016

It’s not news when cars hit deer, but the Iowa Department of Public Safety, which includes the State Patrol, has taken notice of the collective damage to its vehicles from striking whitetails and other animals.

That’s why ...

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InTrans research takes novel approach to integrating climate into transportation planning

May 10, 2016

Iowa State University climate researchers have led the development of a new method that could help transportation departments to better plan for excessive flooding, the type of which has closed and damaged some of Iowa’s and the Midwest’s ...

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Savolainen studying effectiveness, efficiency of Iowa’s Interstate median cable barriers

May 06, 2016

Studies show Interstate highway median cable barriers save lives. The braided metal cables effectively keep vehicles from crossing medians into oncoming traffic and out of harm’s way of head-on collisions.

Now the state’s ...

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Focus on implementation: Getting research results off the shelf and into the field

March 31, 2016

The Midwest Transportation Center (MTC) at Iowa State University has initiated an ambitious new program to help accelerate the implementation of promising research results. The new Transportation Research Implementation Initiative is using a three-pronged ...

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Simulating traffic: Believing what you see

March 30, 2016

When the Iowa Department of Transportation (DOT) designs a highway, the agency uses many tools to ensure the highway will meet users’ needs. A recent study at Iowa State University’s Center for Transportation Research and Education ...

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CTRE research keeps Iowa roads safe

January 20, 2016

Iowa drivers may take the state's safe, high-quality roads for granted, but not researchers at Iowa State University's Center for Transportation Research and Education (CTRE). The Alliance for Iowa State highlights the CTRE program.

MTC research briefs

December 31, 2015

The Midwest Transportation Center (MTC) sponsors a competitive research program to fund projects focused on State of Good Repair in infrastructure with attention to safety and Data Driven Performance Measures for Enhanced Infrastructure Condition.

The ...

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Radio Iowa features InTrans median cable barrier research

October 01, 2015

InTrans is beginning a two-year study of the effectiveness of interstate highway median cable barriers, according to a Radio Iowa story.

Read the full story here.

MTC research briefs

September 17, 2015

The Midwest Transportation Center (MTC) sponsors a competitive research program to fund projects focused on State of Good Repair in infrastructure with attention to safety and Data Driven Performance Measures for Enhanced Infrastructure Condition.

The ...

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Looking at the sustainability of mass transit in St. Louis and Chicago

September 16, 2015

A research project led by Ray Mundy of the University of Missouri-St. Louis (UMSL) is examining the financial sustainability faced by most United States transit systems.

The study is determining the sustainability of the mass transit ...

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Testing pavement foundation designs at the Central Iowa Expo

August 17, 2015

You can optimize the pavement mix, placement practices, and finishing techniques, but what’s underneath the pavement can make all the difference between a long-lasting pavement and one that experiences problems prematurely.

The ...

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A new look at wood, one of the original bridge-building materials

August 10, 2015

More than 25 percent of U.S. bridges are structurally deficient or functionally obsolete. The problem is especially critical on rural roads.

Timber bridges offer useful solutions because of their affordability, ease of construction, ...

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Patent-pending bridge assessment technologies

July 27, 2015

Over the years the manner in which bridge conditions are evaluated has undergone many transformative evolutions. One of the most important developments was in the late 1960s following the historic and unfortunate collapse ...

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Leading a performance-based approach to designing concrete for pavements

July 20, 2015

Many concrete pavement mixtures in the United States are still developed based on standard, prescriptive “recipes.” These methods can be overly conservative as far as defining, for example, minimum strengths, maximum water-to-cement ...

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Providing one-on-one support is the key to success for concrete overlays

July 13, 2015

To help state and local agencies update their practices and adopt new technologies regarding constructing concrete overlays, direct one-on-one support is one of the most effective approaches.

And that’s the approach adopted by ...

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The ABCs of (fast) bridge construction

July 07, 2015

The challenge: One out of every four publicly owned bridges in the United States is either structurally deficient (based on its condition) or functionally obsolete (based on current standards). Many of these bridges simply need to be reconstructed ...

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MTC helping fund research on Google Glass’s impact on driving performance

June 17, 2015

Psychologist Jibo He crashed into a vehicle while he was driving and trying to send an important text message via his smartphone. Fortunately, nobody was killed because He was in his advanced driving simulator at Wichita State University (WSU) ...

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Halil Ceylan’s pavement-warming technology project is generating heat

March 06, 2015

Halil Ceylan, InTrans faculty affiliate in the Department of Civil, Construction, and Environmental Engineering and director of the Program for Sustainable Pavement Engineering and Research at InTrans, and other ISU faculty are developing pavement ...

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BEC a partner in USDOT Accelerated Bridge Construction University Transportation Center

October 28, 2013

InTrans' Bridge Engineering Center (BEC) will partner with Florida International University and the University of Nevada- Reno in a new Accelerated Bridge Construction University Transportation Center. The center was established earlier this ...

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