Traffic management and control system and method for emergency lane on expressway

The invention discloses a traffic management and control system for an emergency lane on a highway, and the system comprises the steps: an emergency traffic central management and control subsystem generates a first traffic management and control instruction according to a created traffic plan, transmits the first traffic management and control instruction to an emergency traffic roadside management and control subsystem, generates a second traffic management and control instruction, and transmits the second traffic management and control instruction to a ramp traffic management and control subsystem; the emergency passage roadside management and control subsystem executes the first passage management and control instruction to control the working state of roadside equipment in the system, and feeds back data generated by the roadside equipment to the emergency passage central management and control subsystem; the ramp traffic management and control subsystem executes the received second traffic management an