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Abstract: In workplaces of tunnels, everybody try to prevent accidents with individual protection device for each machine. However, even if all individual protections simultaneously operate, it would be difficult to cover all area. So it might be failed to detect worker who entered in the work area. Usually workers who operate machine in the tunnel should have access authority and should be well-trained....
Abstract: The "Supportive Protective System (SPS)" was newly established to prevent human error and intentional unsafe behavior of workers at workplace of tunnel construction. The SPS is the system to control and prevent human error and intentional unsafe behavior from the mechanical side (hardware side) using appropriate Information and Communication Technology (ITC) combination. In the present study,...