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List of products by author: T. Miura
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Development of System for Detecting Spalling and Peeling in Subway Tunnel Lining
Abstract: Improvement of the ways for detecting spalling and peeling of the concrete tunnel lin-ing is the important challenge so that we prevent concrete lining from peeling and falling off in subway tunnels . Tokyo Metro Co., Ltd. developed a method for detecting spalling and peeling using infrared thermography and has tested in actual tunnel. Additionally, because we developed a method using visible...
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Utilization of IT and the Current Condition of the Repair Measures in the Maintenance of Subway Tunnels
Abstract: Tokyo Metro Co., Ltd. (“Tokyo Metro”) operates a subway network with nine lines, 195.1 km of track and daily ridership of 6.44 million in Tokyo, the largest metropolitan area in the world. More than 80 years have passed since some tunnels were built, and soft ground, saline groundwater and other factors have caused peculiar structural deformations. In this paper, we describe the use of IT for...
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