Doboku Gakkai Ronbunshu
Online ISSN : 1882-7187
Print ISSN : 0289-7806
ISSN-L : 0289-7806
VARIATION OF CONSOLIDATED SHAPE OF SAND DURING CHEMICAL GROUTING
Hang Gill ChoiMotoki KajamaEiji Yanagisawa
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1997 Volume 1997 Issue 582 Pages 109-123

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Abstract
In order to determine ideal grouting conditions, one must estimate how different variables such as grouting condition and ground depth affect the shape and volume of chemical grouts. The results presented in this study were drawn from 300 laboratory tests, which included repetitions to ensure accuracy. Both the height and diameter of the test specimens were held constant at 30cm. When both the overburden pressure and injection rate is high, it is possible to obtain a spherical shape similar to permeation grouts. However the overburden pressure is high (irrespective of gel time), the volume of the solidified shapes is decreased about 15%-25%.
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© by Japan Society of Civil Engineers
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