Nonresidential construction spending dipped for a second consecutive month, falling 0.4% on a monthly basis in December, according to analysis of U.S. Census Bureau data released by Associated Builders and Contractors (ABC). Nonresidential construction spending totaled $681.2 billion on a seasonally adjusted, annualized basis. November's nonresidential construction spending estimate was revised lower by 0.6% to $683.7 billion.