Departure reaction signs are railway signs that serve as reaction lights for departure signals. They are intended for use by staff members who give departure signals or departure instruction signals when the departure signals are difficult to see. Due to the signs being installed at high places on station platforms, safety measures are required to prevent parts from falling.

• Places susceptible to vibration and wind load when trains pass.
• Since it is installed at a high place on the station platform, if the parts fall, it may lead to an accident resulting in injury or death.
• Inspection is required for high place work such as retightening.

• Lhe inspection cycle has been greatly extended, and the cost of working in high places has been reduced.
• The frequency of work at heights has been reduced, and the risk of danger to workers has been reduced.
• Injuries due to falling parts have been eliminated, and safety has been ensured.