System for preventing vehicle from being oversaturated on bridge floor road section

The utility model relates to the technical field of intelligent traffic systems, in particular to a system for preventing vehicles from being oversaturated on a bridge floor road section, which comprises a fixing rod, a rotating part and an extending part, the fixing rod is composed of a fixing warning board and an extending warning board, the rotating part is used for driving the fixing warning board and the extending warning board to swing together, and the extending part is used for driving the fixing warning board and the extending warning board to swing together. The extension warning board extends outwards in the fixed warning board; and the light source piece is used for warning when the vehicle stops. The warning component is arranged and used for warning vehicles in advance, then the gate is used for intercepting the vehicles, and the vehicles are released after being dissipated, so that under the dual action of the warning component and the gate, traffic jam can be quickly relieved, the utilization