Traffic signal design strategy on trunk roads

摘要

Traffic Signal Requirements On Trunk Roads In England, Motorways and the All Purpose Trunk Road network fall under the auspices of the Highways Agency (HA). Traffic signal installations situated on their trunk road network, therefore have to fully adhere to HA requirements, including The Design Manual for Roads and Bridges (DMRB) and the Code of Practice in particular. Mode Of OperationTraffic signal controllers are equipped with the ability to operate under different modes of control, to take account of the circumstances of their operation and as a contingency measure in the event of incidents or maintenance requirements. One of these modes of control is called MOVA.