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Retaining wall structure of supervisory member aisle inside tunnel and component null for retaining wall configuration
Retaining wall structure of supervisory member aisle inside tunnel and component null for retaining wall configuration
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机译:隧道内管理人员过道的挡土墙结构和用于挡土墙构型的零构件
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摘要
PROBLEM TO BE SOLVED: To provide a retaining wall structure of a tunnel watchman's passage making it possible to precisely carry out the process of removing waste water from the surface of a road and spring water from the sidewall of the tunnel without requiring the cross section of the tunnel to be increased, thus reducing the cost of construction work.;SOLUTION: A retaining wall 10 comprises an upstanding wall part 11 and a bottom wall part 13 formed to protrude form the back of the lower portion of the upstanding wall part 11. A channel 14 is formed in the bottom wall part 13 and a water conduit 16 for waste water from the surface 15 of the road is opened to the front side of the upper portion of the bottom wall part 13. A water conduit 17 for spring water from the sidewall 12 of the tunnel is opened to the upper surface of the bottom wall part 13 and a required backfilling material 19 is packed into a void between the retaining wall 10 and the sidewall 12 of the tunnel. A watchman's passage 20 is formed on the upper surface portion of the backfilling material 19.;COPYRIGHT: (C)2003,JPO
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