Shrinkage Limit Set


Shrinkage Limit Set:

Shrinkage limit is the greatest water content at which a decrease in water content does not cause a calculable lessening in the volume of the Soil Mass. At shrinkage limit, on further reduction in water, air enters into the voids of soils and thus keeps the volume Constant.
 The apparatus can be utilized to decide shrinkage limit and to compute another shrinkage proportion, shrinkage index, and volumetric shrinkage.
 Specifications: Set comprises of one each:- I) Porcelain evaporating dish, ii) Shrinkage dish, iii) Glass container, iv) Perspex plate with three metal prongs, v) Flexible spatula 100mm, vi) Glass cylinder, vii) 25ml x 1ml, provided without mercury.

Tests for shrinkage limit tests are normally taken from a bigger example arranged for fluid and plastic point of confinement tests. A soil specimen with moisture content over as far as possible is put in the shrinkage dish and hit off with a straightedge.
The sample is then broiler dried. Subsequent to covering in wax, a volume of the soil pat is figured by saying something water and taking note of the distinction from its weight in air.

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