Articles in this Issue

LTPP Findings Help Kansas DOT Improve Pavement Maintenance Practices

As a result of its participation in the long-term pavement performance (LTPP) program, the Kansas Department of Transportation (DOT) has confirmed the importance of preventive maintenance, improved its preventive maintenance techniques, and expanded its range of preventive maintenance treatments. The result-a highly effective and economical strategy for keeping asphalt concrete pavements in top condition.

Help with the Superpave System Is Only a Phone Call Away

Having trouble getting up to speed with the Superpave system? Don't panic-the Superpave Lead States team has assembled a list of engineers and technicians who are ready and able to provide technical support and assistance with everything from Superpave binder testing to pavement construction.

States, Industry Pledge Continued Support for SPS Experiments

Representatives of highway agencies and industry recently pledged to continue their support for the ongoing long-term pavement performance (LTPP) program and to seek additional project sites for the program's Specific Pavement Studies (SPS) experiments. The pledge came at a meeting initiated by the American Association of State Highway and Transportation Officials (AASHTO) Task Force on SHRP Implementation.

NCHRP Projects Investigate Enhancements to the Superpave System

A number of National Cooperative Highway Research Program (NCHRP) projects are investigating further enhancements to the Superpave system.

RAP and Superpave-A Perfect Match

Reclaimed asphalt pavement (RAP) is an integral ingredient in most asphalt pavement construction and rehabilitation projects. Not only is RAP good for the environment, because it recycles materials rather than adding them to landfills, but it is also more economical.

SHRP Implementation Calendar