Geotechnical Engineering2D
Soil Classification - Theory & Concepts - Sieve Analysis
Systems for categorizing soils based on particle size and plasticity, including USCS and AASHTO.
Open the complete lessonAggregate Gradation Curve
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Interpretation:
A well-graded soil has a good representation of particle sizes over a wide range. This leads to high density and stability as smaller particles fill the voids between larger ones. Best for structural fill and base courses.