Title:
METHOD FOR SIMULTANEOUSLY IMPROVING CONTAMINATED SOIL AND CONSTRUCTING FOUNDATION OF OVERLAID STRUCTURE
Document Type and Number:
Japanese Patent JP2020122293
Kind Code:
A
Abstract:
To provide a construction method capable of shortening a construction period and suppressing a construction cost when constructing a foundation for supporting an overlaid structure on a contaminated soil requiring an improvement treatment.SOLUTION: A construction method for simultaneously improving contaminated soil and constructing a foundation for supporting an overlaid structure comprises: a soil improvement step of improving contaminated soil by adding a soil improvement material containing blast furnace slag, Portland cement and gypsum as main components to the contaminated soil and mixing and agitating; and a foundation construction step of constructing a foundation consisting of pile-shaped soil cement columns in the ground by using the soil improvement material.SELECTED DRAWING: Figure 1
Inventors:
OKABAYASHI IKUO
TAGAMI MINORU
OKI NORIO
MATSUO KOJI
TAGAMI MINORU
OKI NORIO
MATSUO KOJI
Application Number:
JP2019013573A
Publication Date:
August 13, 2020
Filing Date:
January 29, 2019
Export Citation:
Assignee:
SAN & SHII CONSULTANT KK
HITACHI CONSTRUCTION CO LTD
OHIRA KENKO CO LTD
TENOTSUKUSU KYUSHU KK
HITACHI CONSTRUCTION CO LTD
OHIRA KENKO CO LTD
TENOTSUKUSU KYUSHU KK
International Classes:
E02D3/12; B09C1/08; C09K17/10
Domestic Patent References:
| JP2000008365A | 2000-01-11 | |||
| JP2004041942A | 2004-02-12 | |||
| JP2007222694A | 2007-09-06 | |||
| JP2018178672A | 2018-11-15 | |||
| JP2015020924A | 2015-02-02 | |||
| JP2001348571A | 2001-12-18 | |||
| JP2015025137A | 2015-02-05 | |||
| JP2010159347A | 2010-07-22 | |||
| JP2012046704A | 2012-03-08 |
Attorney, Agent or Firm:
Toshio Nishizawa