Safety Barricade is installed in defense fence or ‘ do not enter’ area, vehicle guide line and for indication of a boundary line. Motivation Development of Safety Barricade Safety Barricade has a function of fence, guide line of the road, preventing a car accident but it is kind of expensive. In order to solve this problem, we have developed Safety Barricade. It is minimizing to occupy the road with 30cm width and it follows basically type of the Guard Wall. In addition, It is possible to use existing Fence that get the cost reduced.