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  • January 2012

    • January 2012

    Concrete

    CONCRETE BRIDGE CONSTRUCTION: Above and below

    Jan. 6, 2012
    About a mile north of the St. Louis Gateway Arch, crews have been busy constructing another major landmark for the greater St. Louis area.At two-thirds the height of the Arch,...
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    ROADS REPORT: Battle of the sexes

    Jan. 6, 2012
    Distribution of stressWho are the better drivers, men or women? It’s a contentious issue that will probably continue to be debated by our great-great-grandchildren while they ...
    Concrete

    ACCELERATED BRIDGE CONSTRUCTION: Bent on safety

    Jan. 6, 2012
    Worsening traffic congestion and public impatience with delays have made accelerated bridge construction (ABC) a necessity.Particularly in urban environments, closing traffic ...
    Concrete

    TUNNEL CONSTRUCTION: Fourth is the charm

    Jan. 6, 2012
    Tunnelers in California worked carefully forward until, on Nov. 29, 2011, the crews from Oakland on the west end and Orinda on the east broke through to form a continuous open...
    Concrete

    CONCRETE ROAD MAINTENANCE: Signaling for help

    Jan. 6, 2012
    Early detection of corrosion of steel reinforcement in a concrete structure can help ensure long-term structural integrity.Currently, it is very challenging to identify reinforcing...

    More content from January 2012

    Concrete

    CONCRETE BRIDGE CONSTRUCTION: Blocks of time

    Jan. 6, 2012
    Lake Washington can be one moody and turbulent boss, but it did not really matter. The bridge engineers at the Washington State Department of Transportation (WSDOT) were going...
    Safety

    WORK-ZONE SAFETY: Protective services

    Jan. 6, 2012
    When you get down to it, roadside safety is about minimizing negative impacts––in some cases, quite literally.It is about reducing the probability for harm by introducing positive...
    Editorial/Commentary

    EDITORIAL: Don’t look the other way

    Jan. 6, 2012
    An old, but still needed, receipt is a great find.It is for me, because these days I need a navigation unit just to get to my shoes. It’s like these items go away for Navy Seal...
    Safety

    INTERSECTION SAFETY: All the stops

    Jan. 6, 2012
    In Minnesota, the majority of intersection-related crashes occur at rural, two-way-stop intersections.
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    LAW: THE CONTRACTOR'S SIDE: Discussing a penalty

    Jan. 6, 2012
    Most contractors with whom I work understand that liquidated-damage clauses in construction contracts are a part of the business and that such clauses are enforceable unless they...