REMOVING METHOD, AND REMOVING JIG

Title:

REMOVING METHOD, AND REMOVING JIG

Document Type and Number:

Japanese Patent JP2023146810

Kind Code:

A

Abstract:

To provide a removing method of hardened material inside a pile head that can be carried out even by a small lifting machine.SOLUTION: In a state where a removing jig 1 used for removing soil cement 301 in which cement milk is hardened is inserted in advance along an inner peripheral surface of a pile head of a hollow pile 2, the hollow pile 2 is inserted into the cement milk, and the soil cement 301 inside the pile head is then removed. The removing jig 1 comprises a plurality of cylindrical portions 11, 12 that divide an inside of the pile head into a plurality of sections in plan view, and the soil cement 301 in each section divided by the plurality of cylindrical portions 11, 12 is pulled out individually.SELECTED DRAWING: Figure 5

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Inventors:

NISHIMURA MASAFUMI
TAKAGI HIROYUKI
OKANO KENTARO

Application Number:

JP2022054202A

Publication Date:

October 12, 2023

Filing Date:

March 29, 2022

Export Citation:

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Assignee:

KAJIMA CORP

International Classes:

E02D5/34

Attorney, Agent or Firm:

Seiichi Inoue

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