Fig.1: 2D vertical cross-sectional image by X-ray CT scanner, (a)Cement-based solidification material added amount is 75kg/m3(Mixing time 10sec), (b)Cement-based solidification material added amount is 75kg/m3(Mixing time 600sec), (c)Cement-based solidification material added amount is 120kg/m3(Mixing time 10sec), (d)Cement-based solidification material added amount is 120kg/m3(Mixing time 600sec),(e)Cement-based solidification material added amount is 150kg/m3(Mixing time 10sec), (f)Cement-based solidification material added amount is 150kg/m3(Mixing time 600sec)
Fig.2:3D image after binarization(Threshold:Cement flocculation), (a)Cement-based solidification material added amount is 75kg/m3(Mixing time 10sec), (b)Cement-based solidification material added amount is 75kg/m3(Mixing time 600sec), (c)Cement-based solidification material added amount is 120kg/m3(Mixing time 10sec),(d)Cement-based solidification material added amount is 120kg/m3(Mixing time 600sec), (e)Cement-based solidification material added amount is 150kg/m3(Mixing time 10sec), (f)Cement-based solidification material added amount is 150kg/m3(Mixing time 600sec)
Fig.3:X-ray CT image of treated soil with 75 kg/m3 of cement-based solidification material added, (a)mixing time 10sec(before loading), (b) mixing time 10sec (strain:0.5%), (c) mixing time 10sec (strain:1.0%), (d) mixing time 10sec (strain:1.5%) , (e) mixing time 600sec (before loading), (f) mixing time 600sec (strain:0.5%)
Fig.4:X-ray CT image of treated soil with 120 kg/m3 of cement-based solidification material added, (a)mixing time 10sec(before loading), (b) mixing time 10sec (strain:0.5%), (c) mixing time 10sec (strain:1.0%), (d) mixing time 10sec (strain:1.5%) , (e) mixing time 600sec (before loading), (f) mixing time 600sec (strain:0.5%) , (g) mixing time 600sec (strain:1.0%), (h) mixing time 600sec (strain:1.5%)
Fig.5:X-ray CT image of treated soil with 150 kg/m3 of cement-based solidification material added, (a)mixing time 10sec(before loading), (b) mixing time 10sec (strain:0.5%), (c) mixing time 10sec (strain:1.0%), (d) mixing time 10sec (strain:1.5%) , (e) mixing time 600sec (before loading), (f) mixing time 600sec (strain:0.5%) , (g) mixing time 600sec (strain:1.0%)