Road guardrail

The utility model relates to a road construction field discloses a road guardrail, including staking out and horizontal structure, horizontal structure includes the guardrail board, and the car yaw ofmeeting of guardrail board moves and is provided with the buffer block, the buffer block including be used for with the contact surface of vehicle out of control contact, the side that the vehicle travel direction was kept away from to the buffer block is provided with the answer piece that orders about the buffer block set back for delaying the face of pressing, delay to press between face and the guardrail board, through setting up the buffer block and replying the piece, when vehicle impact guardrail board out of control, vehicle out of control contacts earlier the buffer block, and the buffer block rotates under the impact of power, alleviates the part impact of vehicle out of control, and the impact that road guardrail received reduces, and road guardrail's crashproof can the reinforce. 本实用新型涉及道路建设领域，公开了种公路护