traffic management 8 Traffic congestion 7 Technology: general issues 6 History of engineering and technology 5 Traffic management 5 Advanced traffic management systems 4 Roads and streets 4 Traffic management systems 4 Traffic signals 4 Accidents 3 Adaptive traffic management system 3 Automation 3 DBSCAN method 3 Data integration 3 Design and implementations 3 Developing countries 3 Highway administration 3 Highway planning 3 Highway traffic control 3 Incident detection 3 Intelligent systems 3 Intelligent traffic management 3 Internet of things 3 Machine learning 3 Major/minor incident 3 Multiple sensors 3 Non–recurrent congestion 3 Number of vehicles 3 Quadrant Scan 3 Quadrant scan 3