With the process of urbanization,you can find boom gate at every where. Such as residential complexes, shopping centers, toll booths, hotels etc.. The safety of boom barrier gate become very important.

When the traffic flow is high, car passed one by one. But sometimes the second car want to pass quickly, they do not wait until the barrier close and open again. Thus, the car is very easily be hit by the arm. Boom barrier automatically reverse on obstacles is designed to ensure the safety of the boom gate. While moving down, boom arm will immediately go back to vertical position once it is obstructed by an imposed force, which protects the vehicle or person not to be hit by boom arm.