Title:
GROUND IMPROVEMENT METHOD
Document Type and Number:
Japanese Patent JP2023177571
Kind Code:
A
Abstract:
To provide a ground improvement method which can clearly discriminate a place where a cement slurry is stored, and a place where the cement slurry is not stored.SOLUTION: A ground improvement method for mixing a cement slurry 26 to which a water-soluble fluorescent dye having predetermined concentration is added and soil S, and constructing a ground improvement body 30 includes: a first step of irradiating the ground improvement body 30 with black light from a light source 6; a second step of measuring the ground improvement body 30 irradiated with the black light by the light source 6 using a camera 7a; and a third step of comparing a calculated value based on data output by the camera 7a with a predetermined threshold, and determining the possibility of the mixed state of the cement slurry.SELECTED DRAWING: Figure 5
Inventors:
USUI HIROFUMI
Application Number:
JP2022090309A
Publication Date:
December 14, 2023
Filing Date:
June 02, 2022
Export Citation:
Assignee:
TENOTSUKUSU KYUSHU KK
International Classes:
E02D3/12; E02D1/00
Attorney, Agent or Firm:
Kazuyuki Hirano