TA Engineering (General). Civil engineering (General) 11 Roads and streets 8 Accidents 7 Motor transportation 6 TE Highway engineering. Roads and pavements 5 Accidents. Prevention of accidents 4 Ergonomics 4 HE Transportation and Communications 4 Malaysia 4 Motorcycle 4 Number of vehicles 4 Road safety 4 Smart city 4 Street traffic control 4 Technology: general issues 4 Traffic congestion 4 Traffic signals 4 Accident case 3 Accident prevention 3 Adaptive traffic management system 3 Advanced traffic management systems 3 Automation 3 DBSCAN method 3 Design and implementations 3 Highway accidents 3 Highway administration 3 Highway planning 3 Highway traffic control 3 Intelligent systems 3 Intelligent traffic management 3