The Construction Backlog Indicator (CBI) is a forward-looking national economic indicator that reflects the amount of work that will be performed by commercial and industrial contractors in the months ahead. This new, national economic data set is the only reliable leading economic indicator offering this level of specificity focused on the U.S. commercial and institutional, industrial, and infrastructure construction industries.
www.abc.org/Hot_Links/Construction_Backlog_Indicator.aspx