Neyveli Lignite Corporation: Problems and Needs - Office of Fossil ...
Neyveli Lignite Corporation: Problems and Needs - Office of Fossil ...
Neyveli Lignite Corporation: Problems and Needs - Office of Fossil ...
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AVERAGE GEO-TECHNICAL PROPERTIES<br />
OF THE OVERBURDEN SOIL<br />
Geotechnical<br />
properties<br />
Lateritic<br />
soil<br />
Variegate<br />
d s<strong>and</strong>y<br />
clay<br />
Clay<br />
S<strong>and</strong>ston<br />
e<br />
Water content % 10 - 13 5 - 13 9 - 24 3 - 12<br />
Liquid limit % 36 - 44 36 - 50 55 - 90 -<br />
Plastic limit % 16 - 20 16 - 22 22 -32 -<br />
Consistency<br />
index 1.0 - 1.3 1.2 - 1.6 0.9 - 1.6 -<br />
Degree <strong>of</strong><br />
saturation % 50 - 85 30 - 90 25 - 85 20 - 90<br />
Average density<br />
(t/m 3 ) 2.0 1.9 -2.3 2.0 - 2.3 2.0 - 2.4<br />
7
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