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List of products by author: K. Maekawa
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Investigation of the Seismic Performance of the Tunnel Sections with Non-Uniform Heights
Abstract: Tokyo Metro Co. Ltd. operates 9 routes in Capital area of Japan; total length of tunnels is 1.66 km. In Japan, subway tunnels were constructed by the cut & cover method and have typically horizontally oriented double cell box tunnels with rectangular cross sections. Because some tunnels had to be built under narrow roads in Tokyo, there exist some vertically oriented double cell box tunnels...
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Study on the Behavior Dynamic at the Earthquake of the Crossing Direction of the Tunnel Sections with Non-uniform...
Abstract: Tokyo Metro Co. Ltd. operates 9 routes in Capital area in Japan, total length of the routes is 195.1km. The total length of tunnels is 166km.In Japan, subway tunnels constructed by the open-cut method are typically horizontally oriented double cell box tunnels with rectangular cross sections. The open-cut method involves excavating parts of public roads, installing tunnel frames in place and...
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