Table 1 Specifications of the used soil (bentonite) in tests.

From: Laboratory investigation of the swelling pressure of bentonite with quicklime and hydrated lime using ASTM-4546-96 and constant volume methods

Parameters

Values

Natural moisture content, ω(%)

8

Aggregate Finer than 2 microns, (%)

79

Density, Gs(-)

2.65

Shrinkage limit, SL (%)

25

Plastic limit, PL (%)

36

Liquid limit, LL (%)

155

Plasticity index, PI (%)

119

Activity index (AI), (-)

1.5

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