• Iowa 1st, Illinois 3rd in 'structurally deficient' bridges

    2 days ago - By Who TV

    Iowa tops the list of structurally deficient bridges in the United States and Illinois places third, according to data from the Federal Highway Administration.
    The NBI says structurally deficient means "one of the key elements is in poor or worse condition."
    Of the 23,982 bridges in Iowa, 4,571, or 19.1 percent, are classified as structurally deficient. This means one of the key elements is in poor or worse condition.
    This is down from 4,671 bridges classified as structurally deficient in Iowa in 2016. The deck area of structurally deficient bridges accounts for 10 percent of total deck...
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