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What is Free Swell Index Testing of Soil about?

i) The free swell index test determines the increase in volume of a soil sample when submerged in water compared to kerosene. ii) The test involves drying two 10g soil samples, placing each in a graduated cylinder filled to 100ml with either distilled water or kerosene, and measuring the final volumes after 24 hours. iii) The free swell index is calculated as the difference in volumes divided by the kerosene volume, expressed as a percentage. The index indicates the degree of expansiveness of the soil.

Author

princebh3

Language

EN