Research Papers

Understanding Pavement Type...

- Jan 18, 2011

A special report from the American Concrete Pavement Association, exclusively for Better Roads magazine. by Leif Wathne, P.E., vice president of highways and federal affairs, American Concrete Pavement Association As agencies face dwindling resources and ongoing cost increases, new approaches ...

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White paper: ‘Carbon...

- Nov 10, 2010

A new white paper from the Asphalt Pavement Alliance -- Carbon Footprint: How Does Asphalt Stack Up? -- addresses how business and government agencies can measure "greennes" of a pavement. The white is available as a free download from ...

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2009 Urban Congestion Trends:...

- Sep 14, 2010

The U.S. Federal Highway Administration’s Office of Operations has released a brochure that highlights examples of how transportation agencies are helping to reduce congestion through enhanced highway system operations. The report also explores trends in congestion and reliability ...

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FHWA Paper: Crash Impact of...

- Sep 14, 2010

The U.S. Federal Highway Administration has released a TechBrief that examines a treatment to reduce approach speeds at unsignalized intersections on two-lane rural roads by narrowing lanes using rumble strips in the median and on the right-lane edge. Click ...

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American Society of Concrete...

- Apr 26, 2010

St. Louis-based American Society of Concrete Contractors (ASCC), has published Position Statement No. 31, “Acceptable Use of Calcium Chloride in Concrete, the latest in a series of papers on key issues of interest to cast-in-place concrete contractors, architects ...

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FHWA releases Improving...

- Apr 21, 2010

The U.S. Federal Highway Administration’s Office of Operations has released a report,  Improving Traffic Signal Management and Operations: A Basic Service Model, that is designed as a guide to achieve a basic service model for traffic signal management ...

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TRB Watch: Construction...

- Apr 05, 2010

by Russell Houston Here's the latest research from the Transportation Research Board (TRB): Construction Manager-at-Risk Project Delivery for Highway Programs http://www.trb.org/Main/Blurbs/ 162916.aspx Construction Manager-at-Risk (CMR) project delivery (also called Construction Manager/ General Contractor or CM/GC) is an integrated team approach to the ...

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Greenroads: Version 1.0 of...

- Feb 18, 2010

The University of Washington and CH2M Hill have jointly released a sustainability performance metric, or "rating system," for roadway design and construction. The Greenroads system was unveiled at the Transportation Research Board (TRB) meeting last month in Washington, D.C.,and ...

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White Paper — Recovery...

- Feb 17, 2010

The Transportation Construction Coalition (TCC), co-chaired by American Road and Transportation Builders Association (ARTBA) and the Associated General Contractor of America (AGC), today released the  white paper, Recovery Act Transportation Investments: Delivering Real-world Results (click here for a ...

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Federal Report Evaluates...

- Feb 08, 2010

Spending by all levels of government on the nation's highways and transit lines has increased substantially in recent years but steep increases in construction costs have eroded the purchasing power of this investment, according to the U.S. Department ...

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