The American Traffic Safety Services Association, an international trade association, is located in Fredericksburg, VA. Since 1969, ATSSA has represented companies and individuals in the traffic control and roadway safety industry. Over 1,600 ATSSA members provide the majority of features, services and devices used to make our nation's roadways safer. These include pavement markings, road signs, work zone traffic control devices, guardrail, and other roadside safety features. The photograph to the right is the ATSSA National Headquarters building in Fredericksburg, Va.