Title:
杭基礎の耐震補強構造
Document Type and Number:
Japanese Patent JP6719293
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a seismic reinforcement structure of a pile foundation which has a relatively high integrality between a steel plate, which is installed for earthquake strengthening of a pile foundation, and a footing constituting the pile foundation, and a construction method thereof.SOLUTION: A seismic reinforcement structure (12) of an existing pile foundation (10) includes: at least one steel plate (22) which is disposed in the earth (E) extending in a vertical direction; and a reinforced concrete structure (24) of a cast-in-place concrete which is formed enclosing the footing the rearound. The steel plate has a head part (22a) opposing the peripheral surface (16a) of the footing. The footing is joined to the reinforced concrete structure on the peripheral surface thereof, and the head part of the steel plate is embedded in the reinforced concrete structure.SELECTED DRAWING: Figure 1
Inventors:
Toshihiro Mori
Application Number:
JP2016127528A
Publication Date:
July 08, 2020
Filing Date:
June 28, 2016
Export Citation:
Assignee:
Kumagai Gumi Co., Ltd.
International Classes:
E02D27/12; E02D27/30
Domestic Patent References:
| JP2008240356A | ||||
| JP9310360A | ||||
| JP2012077561A | ||||
| JP2014152481A | ||||
| JP2010261253A | ||||
| JP2000080670A | ||||
| JP2011084967A | ||||
| JP2014181507A | ||||
| JP2013096176A | ||||
| JP2008063751A |
Foreign References:
| US20150308067 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Nobuyuki Matsunaga
Masakazu Ito
Nobuyuki Matsunaga