WebSoil Modulus Parameter k for Clays Average Undrained Shear Strength Static Cyclic Soft Clay c = 1.74 to 3.47 psi 250 to 500 psf 12 to 24 KPa 30 pci 8,140 KPa/m -- -- Medium Clay c = 3.47 to 6.94 psi 500 to 1000 psf 24 to 48 KPa 100 pci 27,150 KPa/m -- -- Stiff Clay c = 6.94 to 13.9 psi 1000 to 2000 psf 48 to 96 KPa 500 pci WebShear wave 3.1.2 initial shear modulus, Gmax or Go, n—the shear velocity and Gmax can be used to compare different soil modulus for soils determined at very small strain amplitude specimens in a laboratory testing program, and also for (for example, a shear strain of 10–3 % and below) at a comparing laboratory and field measurements of these param …
(PDF) Strain thresholds in soil dynamics - ResearchGate
WebThe use of this method of analysis needs reliable strain-dependent shear modulus and damping ratio curves. In this paper only the factors affecting the shear modulus of soils … Webresponse analysis, and soil structure interaction. The shear modulus (G) of soils is highly re-liant upon strain level. The small-strain shear modulus (G. max) is typically linked with strains on the order of 10 3 % or less [1]. With knowledge of G. max, the shear response at various le-vels of strain can be estimated using modulus reduction (G ... raymond wa theater
Shear strength (soil) - Wikipedia
WebMar 10, 2024 · This study conducted experimental tests on the undisturbed Nanjing Yangtze River floodplain soft soil using the bender element instrument to determine the maximum dynamic shear modulus of the Yangtze River floodplain overconsolidated soft soil. The Gmax of floodplain soft soil with different overconsolidated ratio OCR, initial effective … In materials science, shear modulus or modulus of rigidity, denoted by G, or sometimes S or μ, is a measure of the elastic shear stiffness of a material and is defined as the ratio of shear stress to the shear strain: where = shear stress is the force which acts is the area on which the force acts = shea… Webtionships based on the standard penetration test (SPT) N values. These relationships are region specific, which depends on the type and characteristics of the soil in the respective region. It is not al-ways fair to use existing correlations to obtain shear modulus for ground response studies without considering local soil condition. raymond wa to grayland wa