Peer-reviewed articles 17,970 +



Title: INFLUENCE OF PLASTICITY INDEX ON STRENGTH PARAMETERS IN COHESIVE SOILS

INFLUENCE OF PLASTICITY INDEX ON STRENGTH PARAMETERS IN COHESIVE SOILS
G. Wrzesinski;J. Kowalski;Marzena Lendo-Siwicka;M. Polonski;K. Pawluk
1314-2704
English
18
1.2
Angle of friction ?, cohesion c and undrained shear strength ?fu are the strength parameters that characterize the mechanical properties of soils. These parameters determine the bearing capacity of a cohesive subsoil. The value of strength parameters depends on many factors, e.g. soil type, consistency, stress state, stress history, loading type and loading mode. The paper presents the influence of plasticity index Ip on strength parameters in cohesive soils. To determine the dependence of strength parameters on the plasticity index a lot of tests in a triaxial apparatus on overconsolidated cohesive soils characterized by a plasticity index Ip in the range from 10% to 79% were carried out. Triaxial tests were performed in isotropic consolidation and shearing of soil samples in drained and undrained conditions. Based on the test results the analysis of the relationship between strength parameters (the angle of internal friction, cohesion, normalized undrained shear strength) and plasticity index were presented in respect to the used standards and literature.
conference
18th International Multidisciplinary Scientific GeoConference SGEM 2018
18th International Multidisciplinary Scientific GeoConference SGEM 2018, 02-08 July, 2018
Proceedings Paper
STEF92 Technology
International Multidisciplinary Scientific GeoConference-SGEM
Bulgarian Acad Sci; Acad Sci Czech Republ; Latvian Acad Sci; Polish Acad Sci; Russian Acad Sci; Serbian Acad Sci & Arts; Slovak Acad Sci; Natl Acad Sci Ukraine; Natl Acad Sci Armenia; Sci Council Japan; World Acad Sci; European Acad Sci, Arts & Letters; Ac
379-386
02-08 July, 2018
website
cdrom
178
cohesive soil; plasticity index; angle of friction; cohesion; undrained shear strength

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