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Patent Searching and Data


Title:
TREATMENT METHOD OF DREDGED SOIL
Document Type and Number:
Japanese Patent JP2019001901
Kind Code:
A
Abstract:
To provide a treatment method of dredged soil that can suppress the elution of organic matter from improved dredged soil after solidification treatment and can prevent excessive hardening and strong alkalization of solidification-treated soil while ensuring the strength of solidification-treated soil.SOLUTION: The treatment method of dredged soil is a treatment method of dredged soil for suppressing the elution of organic matter from dredged soil and includes: an organic matter amount measurement step of measuring a content of organic matter in the dredged soil; and a dredged soil improvement step of adding a calcium silicate-containing granular material to the dredged soil and mixing therewith and performing no ozone treatment to obtain improved dredged soil when the content of organic matter is a predetermined specific value or less or adding a calcium silicate-containing granular material to the dredged soil and mixing therewith, followed by adding water to increase a moisture content and then performing ozone treatment to obtain improved dredged soil when the content of organic matter exceeds a predetermined specific value.SELECTED DRAWING: None

Inventors:
井上 和重
柳谷 昌平
設楽 守良
Application Number:
JP2017117354A
Publication Date:
January 10, 2019
Filing Date:
June 15, 2017
Export Citation:
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Assignee:
太平洋セメント株式会社
株式会社ヒューエンス
International Classes:
C09K17/12; E02F7/00
Attorney, Agent or Firm:
衡田 直行
北村 周彦
村地 俊弥