Portable and fixed monitoring and surveillance apparatus, installations and instruments and parts and fittings for detecting, directing and controlling vehicle traffic; computer operated, automated apparatus for transmitting and receiving signals to a mobile barrier for vehicle traffic control; automatic barriers for vehicles; remote and automated controlled apparatus including computer software, data processing equipment, computers, digital and video cameras and motion sensors for monitoring, observing, regulating and counting vehicle traffic; electronic surveillance apparatus; software programmes for communicating information through electric and computerised signals about vehicle traffic including warnings and directions about vehicle traffic issues provided in real time; apparatus for controlling overhead, directional and in-road lighting; computer controllers for operating lighting apparatus; traffic control apparatus, installations and instruments (lighting)