Undrained Shear Strength

maximum shear stress or shear stress at a specified shear strain, in an undrained condition

Source: API RP 2GEO, Geotechnical Foundation Design Considerations, First Edition, April, 2011, Addendum 1, October 2014. Global Standards

Source: API Recommended Practice 2GEO, Geotechnical and Foundation Design Considerations, First Edition, April 2015 (Addendum 1, October 2014). Global Standards

Undrained Shear Strength

Maximum shear stress at yielding or at a specified maximum strain in an undrained condition. NOTE Yielding is the condition of a material in which a large plastic strain occurs at little or no stress increase. [ISO 19901-4:2003, definition 3.9].

Source: ISO 19905-1:202, Petroleum and natural gas industries – Site-specific assessment of mobile offshore units – Part 1: Jack-ups. Global Standards

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