More Articles for NCHRP

$163 billion needed annually to fix aging surface transportation system

Brian Ethridge - Dec 09, 2014

$163 billion needed annually to fix aging surface transportation system

It's being estimated that an investment of $163 billion per year is needed in order to fix the nation's deteriorating surface transportation system, according to the “2015 Bottom Line Report” on transportation investment needs, released by the American Association of ...

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AASHTO, NCHRP seek 2014 Domestic Scan proposals

Amanda Bayhi - Aug 05, 2013

AASHTO, NCHRP seek 2014 Domestic Scan proposals

The American Association of State Highway and Transportation Officials (AASHTO) and the National Cooperative Highway Research Program (NCHRP) are seeking proposals for the U.S. Domestic Scan Program for 2014, according to AASHTO Journal. The Domestic Scan Program, developed by AASHTO and ...

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RoadScience Tutorial: Want Optimum Density? Get Smart

Brooke Wisdom - Nov 01, 2009

RoadScience Tutorial:  Want Optimum Density?  Get Smart

Intelligent Compaction (IC) comes from both intelligent machines and intelligent operation. New technologies and high-performance compaction equipment are making it easier for roadbuilders to attain optimum density for road bases and asphalt mats without damaging what's below. For both soil and asphalt ...

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