Title:
地中コンクリート構造物の補修構造及び補修方法
Document Type and Number:
Japanese Patent JP7085440
Kind Code:
B2
Abstract:
To provide a repair structure of an underground concrete structure and repair method that can perform repair work at as low a construction cost as possible and can eliminate peeling and exfoliation of the repair structure to be expected to bring long-term durability performance.SOLUTION: In a repair structure 60 for an underground concrete structure, a laminate in which buffer layers 40 and repair cement layers 50 are laminated in order from the ground side to the surface side of a removal portion 20 is formed in the removal portion 20 on the surface of the underground concrete structure, and the buffer layer 40 is a mixture of EVA resin powder and hydraulic powder.SELECTED DRAWING: Figure 6
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Inventors:
Otsuka Isamu
Toshiaki Sudo
Nobutaka Ohara
Takayuki Hashimoto
Shuichi Okamoto
Dosho Kanno
Shoichi Ikeyama
Yasuyuki Kurihara
Toru Tomiyama
Toshiaki Sudo
Nobutaka Ohara
Takayuki Hashimoto
Shuichi Okamoto
Dosho Kanno
Shoichi Ikeyama
Yasuyuki Kurihara
Toru Tomiyama
Application Number:
JP2018156405A
Publication Date:
June 16, 2022
Filing Date:
August 23, 2018
Export Citation:
Assignee:
Taisei Corporation
Seiwa Renewal Works Co., Ltd.
Chigasaki Solutions Co., Ltd.
Seiwa Renewal Works Co., Ltd.
Chigasaki Solutions Co., Ltd.
International Classes:
E21D11/10; E02D27/38; E02D29/045; E03F3/04; E04G23/02
Domestic Patent References:
JP2007297900A | ||||
JP2014218401A | ||||
JP2006225906A | ||||
JP2014156742A | ||||
JP2008037704A | ||||
JP2016204224A | ||||
JP2000202820A | ||||
JP2000203916A | ||||
JP2011179249A | ||||
JP2017226557A | ||||
JP2013203559A |
Foreign References:
US20180106003 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito
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