"Circulation Surveillance Informatique." . . . "The objective of these AASHTO Guidelines is to improve the quality of the traffic information that supports decisions at all levels of the transportation profession. The Guidelines provide a reference for professional traffic monitoring and establish a process for adoption of national traffic nomitoring standards. They specifically address concerns of state transportation agencies." . . . . "AASHTO Guidelines for traffic data programs" . . . . . . . . . "Electronic books"@en . "American Association of State Highway and Transportation Officials guidelines for traffic data programs"@en . "American Association of State Highway and Transportation Officials guidelines for traffic data programs" . . . . . . . . . . . . . . . . "Guidelines for traffic data programs"@en . "Guidelines for traffic data programs" . "AASHTO guidelines for traffic data programs"@en . "AASHTO guidelines for traffic data programs" . . . . . . . "Circulation Enquêtes Appareils et matériel." . . "Traffic measurement." . . "Circulation Surveillance Innovations." . . "Traffic surveillance." . . "Circulation Estimation Informatique." . . "Traffic data." . . "Circulation Enquêtes Informatique." . . . .