The maximum value of effective stress in the past divided by the present value is defined as over consolidation ratio (OCR). The O.C.R. of an over consolidated clay is

Related MCQs

• A normally consolidated clay settled 10 mm when effective stress was increased from 100 kN/m² to 200 kN/m². If the effective stress is further increased from 200 kN/m² to 400 kN/m², then the settlement of the same clay is
• A stratum of clay 2 m thick will get consolidated 80% in 10 years. For the 80% consolidation of 8 m thick stratum of the same clay, the time required is
• A structure is erected on an impervious clay whose thickness is 12 m. Drainage is possible both at upper and lower surfaces. Coefficient of consolidation is 0.015 cm2 per minute. For attaining 50% consolidation with a time factor 0.20, the number of days required
• In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear
• If Cv is the coefficient of consolidation,t is the time and d is drainage path of one dimensional consolidation of soil, the time factor Tv, is given by
• Within the consolidation process of a saturated clay
• For a loose sand sample and a dense sand sample consolidated to the same effective stress
• In a deposit of normally consolidated clay
• When drainage is permitted under initially applied normal stress only and full primarily consolidation is allowed to take place, the test is known as
• A clay subjected to pressure in excess to its present over-burden, is said to be