Abstract: In order to reduce the occurrence of transportation accidents and improve the safety production of the coal mine, a intelligent traffic control system is designed.The system determines the location and operation state of locomotive according to the recognizer arranged in the roadway, and controls the locomotive in accordance with the principle of traffic control.The intelligent traffic control system was tested in the coal mine field, the test results have shown that this system can make traffic control to the locomotives quickly, and can accurately detect the illegal behavior of running the red light.