Cracking Cold

Better Roads Staff - Feb 17, 2012

Solving the Riddle of RAP and Thermal Cracking By Tom Kuennen, Contributing Editor Use of reclaimed asphalt pavement (RAP) in hot-, warm- and cold-mix asphalt is growing dramatically, as tests validate its use in ever-increasing quantities. But there are fears that higher quantities ...

Road Science

Better Roads Staff - Nov 13, 2011

?%# What percentage of RAP is best? It depends. T here are powerful inducements today to reuse reclaimed asphalt pavement (RAP) in a variety of applications. And the big question about RAP has shifted from whether it belongs in mixes at all, ...

INDOT new paving specs allow more RAP

Tina Grady Barbaccia - Apr 22, 2010

In honor of Earth Day, the Indiana Department of Transportation (INDOT) announces new paving specifications that allow for additional use of recycled materials. By increasing the amount of reclaimed asphalt pavement and recycled roofing shingles within asphalt mixes, INDOT anticipates ...

Kirk Landers: Necessity is also the mother of economy

Brooke Wisdom - Jan 01, 2010

We all talk about economizing, about eliminating waste, and about getting more value for every dollar spent. We all talk about these things when we talk about government spending, and often when we discuss corporate spending, such as the so-called ...