1 AIT Asian Institute of Technology

Investigation of stress-strain characteristics of compacted clay under varied rates of strain

AuthorPramote Sawathiparnich
Call NumberAIT Thesis no. 35
Subject(s)Soil stabilization
Strains and stresses

NoteA thesis submitted in partial fulfillment if the requirements for the degree of Master of Engineering in the SEATO Graduate School of Engineering, Bangkok, Thailand.
PublisherAsian Institute of Technology
AbstractCharacteristics of stress-strain curves and rheological behavior of compacted clay were investigated. The triaxial equipment was used for the tests with variable rates of strain viz. 0.004, 0.016, 0.05, 0.10, 0.15, 0.20, 0.25, and 0.30 in./min. The application rates of strain was accomplished by means of variable speed drives and several gear reductions. Samples were prepared according to the Modified AASHO compaction at water contents of 26.72, 28.85, 30.20, and 31.67 percent respectively. The relationship between the unconfined compressive strength and the rate of strain was also investigated. For partially saturated compacted clay, the results of tests indicate that it is a viscoplastic material. At a given water content, the maximum shear stress of the partially saturated compacted clay increases with the increase in rate of strain. This effect is entirely caused by the variation of viscous flow. Water content also plays an important role when related to shear strength.
Year1962
TypeThesis
SchoolStudent Research Before 1979
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
DegreeThesis (M.Eng.) - SEATO Graduate School of Engineering


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