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  • October 2007

    • October 2007

    Asphalt

    From the ground to the truck

    Nov. 8, 2007
    The story Leon Harris tells has been a Harris family legend since the early 1930s. Harris, president of Freddie E. Harris Sand & Clay, tells how his grandparents raised cattle...
    Concrete Crack Detection

    A petrographic approach

    Oct. 12, 2007
    Transportation practitioners seeking to learn more about using hydraulic cement concrete (HCC) petrography now have access to an updated resource recently released by the Federal...
    Road Construction

    Common interest

    Oct. 12, 2007
    Shortly after 6 p.m. on Wednesday, Aug. 1, the I-35W bridge span over the Mississippi River in Minneapolis collapsed. The tragedy claimed the lives of 13 people and injured hundreds...
    Infrastructure Security

    Fed deathbed

    Oct. 12, 2007
    He just kicked over their tombstones. In the aftermath of the I-35W collapse, our war-in-Iraq-distracted president visited the wreckage in the Mississippi River. Some remains ...
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    Scare tactics

    Oct. 12, 2007
    Caught on video You might find it hard to imagine anything more idiotic than dancing on top of a moving car or driving 140 mph on a highway at night. But that’s just because you...

    More content from October 2007

    Bridges

    Tech logical

    Oct. 12, 2007
    More than 77,000 bridges in the U.S. are rated structurally deficient by Federal Highway Administration (FHWA) standards. Unfortunately, bridge owners have not objectively separated...
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    Good at math?

    Oct. 12, 2007
    Contractors often have several weeks to review plans and perform the necessary take-offs and productivity analyses required to bid a public project. However, they rarely receive...