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Santa Barbara County is one such agency now reaping the rewards (and awards) from a pavement preservation program it launched six years ago.
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It may be time to consider means for increasing RAP content of asphalt pavement mixes even further, especially in light of the increasing oil prices that directly affect the cost of asphalt.
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John Ackerman, general manager of Everett, Wash.-based YK Products LLC, explains the innovative U.S. Cold Patch.
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Over the past 20 years or so, the majority of state DOTs have transferred primary responsibility for quality control of asphalt materials over to the producers doing the work. But state agencies nevertheless know that to a large extent, the buck stops with them when it comes to quality assurance.
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Industry professionals are putting warm-mix asphalt to the test in an effort to fast-track the environmentally-friendly substance to mainstream use.
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