Title:
支柱補強工法
Document Type and Number:
Japanese Patent JP6918480
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a support column reinforcement construction method capable of smoothly arranging a reinforcing frame in a predetermined location on the ground even if any obstruction exists in a subsided location.SOLUTION: A bridge pier reinforcement construction method in which a reinforcement steel plate frame is arranged spaced from and surrounding the periphery of a bridge pier, the lower part of the reinforcement steel plate frame is pushed into the ground via a cutting edge provided on the lower end part of a first reinforcement frame, and a corner part of a cavity between the reinforcement steel plate frame pushed into the ground and the peripheral surface of the bridge pier is filled with a filler so as to reinforce the bridge pier, the method implementing a boring step (step s1) for boring a plurality of places along the peripheral surface of the bridge pier in the depth direction, a reinforcement steel plate frame installation step (step s3) for pushing the lower part of the reinforcement steel plate frame into the ground, and a filler filling step (step s4) for filling the corner part of the cavity with the filler, in this order.SELECTED DRAWING: Figure 5
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Inventors:
Tomoki Anbo
Tatsuji Nagao
Fujino Tsutomu
Kozo Doen
Ryosuke Yoshitake
Shinichi Ibuki
Tatsuji Nagao
Fujino Tsutomu
Kozo Doen
Ryosuke Yoshitake
Shinichi Ibuki
Application Number:
JP2016243582A
Publication Date:
August 11, 2021
Filing Date:
December 15, 2016
Export Citation:
Assignee:
Iron Construction Co., Ltd.
International Classes:
E01D22/00; E01D19/02; E01D21/00
Domestic Patent References:
| JP2006200174A | ||||
| JP2007217912A | ||||
| JP2006144270A | ||||
| JP2000336946A | ||||
| JP2004316118A |
Attorney, Agent or Firm:
Motoaki Nagata
Eiji Ota
Yoshiaki Nagata
Eiji Ota
Yoshiaki Nagata