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Title:
SOIL CEMENT PILE CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JP2019052440
Kind Code:
A
Abstract:
To provide a soil cement pile construction method capable of efficiently constructing a soil cement pile of the required depth, even in a low overhead clearance or restricted conditions where an upper space is limited.SOLUTION: In a soil cement pile construction method, while adding extension rods to an excavating rod provided on an excavating-agitating head, core materials are built while being added on a soil cement pile which is created by rotationally press-fitting the excavating-agitating head into the ground. The extension rod is gripped from the side by a rotary drive device of a rotary press-fitting device provided with the rotary drive device for rotating a rod member gripped from the side while moving along a leader, via a rod attachment, and the excavating-agitating head is rotationally press-fit into the ground by the rotary press-fitting device.SELECTED DRAWING: Figure 1

Inventors:
YAMAMOTO TADAHISA
MATSUSHIMA TAKASHI
YADA TETSUYA
TAKANO HIROYUKI
Application Number:
JP2017175777A
Publication Date:
April 04, 2019
Filing Date:
September 13, 2017
Export Citation:
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Assignee:
OHBAYASHI CORP
NITTOC CONSTRUCTION
MORIMOTO KOGYO CO LTD
International Classes:
E02D5/46; E02D7/22
Domestic Patent References:
JP2011074726A2011-04-14
JP2016217119A2016-12-22
JPH0366828A1991-03-22
JP2012246658A2012-12-13
JP2014125764A2014-07-07
JPH02164915A1990-06-25
JP2014074291A2014-04-24
JPH0953235A1997-02-25
JP2010001694A2010-01-07
Foreign References:
EP2278075A12011-01-26
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation