Title:
地下構造物の構築方法
Document Type and Number:
Japanese Patent JP7419169
Kind Code:
B2
Abstract:
To reduce an amount of excavated soil generated in constructing an underground structure.SOLUTION: A construction method of a cylindrical underground structure (such as a tunnel 1) includes: a pile formation step (S2) including forming a pile 7 underground by excavating a ground G and building up a timbering 8 along an inner peripheral surface of the pile 7; a reinforcement assembly step (S13, S21) of assembling reinforcements (an upper side reinforcement 31, a lower side reinforcement 32, an outside reinforcement 33, an inside reinforcement 34, an upper side reinforcement 35, and a lower side reinforcement 36) constituting the underground structure in the pile 7; and a concrete placing step (S15, S23) of placing concrete constituting the underground structure so as to encase the timbering 8 and the reinforcements (the upper side reinforcement 31, the lower side reinforcement 32, the outside reinforcement 33, the inside reinforcement 34, the upper side reinforcement 35, and the lower side reinforcement 36).SELECTED DRAWING: Figure 7
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Inventors:
Masamichi Yasunaga
Application Number:
JP2020103617A
Publication Date:
January 22, 2024
Filing Date:
June 16, 2020
Export Citation:
Assignee:
Kashima Construction Co., Ltd.
International Classes:
E02D29/05
Domestic Patent References:
JP2016035177A | ||||
JP2016121511A | ||||
JP2017193915A | ||||
JP2015196990A | ||||
JP2001173135A | ||||
JP2000352296A |
Attorney, Agent or Firm:
Moriaki Ogawa
Haruyuki Nishiyama
Mitsuji Sekiya
Shoichi Okuyama
Tetsuo Matsushima
Ayako Nakamura
Soji Morimoto
Yu Tanaka
Koichi Tokumoto
Kunitoshi Takuma
Kohei Arihara
Haruyuki Nishiyama
Mitsuji Sekiya
Shoichi Okuyama
Tetsuo Matsushima
Ayako Nakamura
Soji Morimoto
Yu Tanaka
Koichi Tokumoto
Kunitoshi Takuma
Kohei Arihara