Safety transition structure for highway bridge section and roadbed guardrail

The utility model belongs to the field of expressways, and particularly relates to an expressway bridge section and roadbed guardrail safety transition structure which comprises a guardrail body, supporting columns are fixedly connected to the back face of the guardrail body, a fixing frame is fixedly connected to the front face of the guardrail body, and the fixing frame comprises an installation groove, a top plate, screw holes and a frame body. A mounting groove is formed in the top of the top plate, a frame body is fixedly connected to the bottom of the top plate, screw holes are formed in the front face of the frame body, and a bridge body is fixedly connected to the back face of the guardrail body; during use, after the guardrail body is fixed to the supporting columns, the guardrail body is attached to the bridge body, after attachment is completed, the guardrail body and the bridge body are clamped through the fixing frame, and fixing is conducted after clamping is completed; and the guardrail body an