Public Roads

Communication Product Updates

Below are brief descriptions of the reports recently published by the Federal Highway Administration's (FHWA) Office of Research, Development, and Technology.

Conferences/Special Events Calendar

Calendar in formatted view.

Developing An 'Operations Vision'

The following article was adapted from Administrator Wykle's speech to the ITS World Congress, Panel 6, in Toronto, Ontario, Canada, Nov. 9, 1999.

National Work Zone Safety Awareness Week

In the past decade, more than 8,000 people lost their lives in work zone crashes.

Basics of Concrete Barriers

The basic principles of concrete barriers are not generally known or understood. Concrete barriers appear to be simple and uncomplicated, but in reality, they are sophisticated safety devices.

The Quest for Quality: Pennsylvania's Meyersdale Bypass Project

When the Pennsylvania Department of Transportation (PennDOT) began the U.S. Route 219/Meyersdale Bypass Project in Somerset County, state officials had high expectations, and those expectations were exceeded.

Why Asset Management Is More Critically Important Than Ever Before

The following article was adapted from Tony Kane's speech to the Asset Management Peer Exchange, sponsored by the American Association of State Highway and Transportation Officials and the Federal Highway Administration, in Scottsdale, Ariz., Dec. 1 through 3, 1999.

Beware of Invasive Species

The following is adapted from several Department of Transportation sources, primarily Roadside Use of Native Plants, a handbook published by the Federal Highway Administration.

Communication Product Updates

Researchers, academicians, and managers alike should find this department useful.

Traffic-Flow Theory

Traffic-flow theories seek to describe in a precise mathematical way the interactions among vehicles, drivers, and the infrastructure.

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