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Abstract: Accidents at tunnel construction sites in Japan rapidly decreased because of development of construction technology and/or promotion of machinery construction. However, the tunnel accident elicits fatal result if once accident occurs because safety at many tunnel work-sites in Japan are still dependent on workers attentiveness. It might be important to analyze behavioral pattern of workers and...
Abstract: The number of industrial accidents at tunnel construction sites in Japan has been gradually decreased because of development of construction technology and/or promotion of machinery construction. However, when accident occurs once, degree of severity is big. Work circumstances of tunnel worker remains unstable because safety at a lot of tunnel work-sites are still dependent on workers...