ASTM D4221 - 17 Standard Test Method for Dispersive Characteristics of Clay Soil by Double Hydrometer


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    D4647/D4647M Standard Test Methods for Identification and Classification of Dispersive Clay Soils by the Pinhole Test

    D6572 Standard Test Methods for Determining Dispersive Characteristics of Clayey Soils by the Crumb Test


    Referenced ASTM Standards The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    D653 Terminology Relating to Soil, Rock, and Contained Fluids

    D2216 Test Methods for Laboratory Determination of Water (Moisture) Content of Soil and Rock by Mass

    D2487 Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System)

    D2488 Practice for Description and Identification of Soils (Visual-Manual Procedure)

    D3740 Practice for Minimum Requirements for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction

    D4220/D4220M Practices for Preserving and Transporting Soil Samples

    D4318 Test Methods for Liquid Limit, Plastic Limit, and Plasticity Index of Soils

    D4542 Test Methods for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer

    D4647/D4647M Test Methods for Identification and Classification of Dispersive Clay Soils by the Pinhole Test

    D6026 Practice for Using Significant Digits in Geotechnical Data

    D6572 Test Methods for Determining Dispersive Characteristics of Clayey Soils by the Crumb Test

    D6913 Test Methods for Particle-Size Distribution (Gradation) of Soils Using Sieve Analysis

    D7928 Test Method for Particle-Size Distribution (Gradation) of Fine-Grained Soils Using the Sedimentation (Hydrometer) Analysis