Free Swell Index of Soil
Swelling potential of expansive soils (IS 2720 Part 40)
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ℹ️ Soils with FSI > 50% are considered highly expansive (e.g. black cotton soils) and may require special foundation design.
Swelling potential of expansive soils (IS 2720 Part 40)
ℹ️ Soils with FSI > 50% are considered highly expansive (e.g. black cotton soils) and may require special foundation design.