Joe Jeffrey Interviewed for Recent Roads & Bridges Article on Smart Work Zones

Joe Jeffrey was interviewed recently for a Roads & Bridges article on the benefits of using work zone ITS (Intelligent Transportation Systems). Read the entire article at: by clicking here or by clicking on the image below.  The article focuses on recent studies proving the effectiveness of queue warning systems in particular, but goes on to describe other systems as well including variable speed limit systems, trucks entering systems and more.