ASTM WK72100

    Revision of D4716 / D4716M - 14 Standard Test Method for Determining the (In-plane) Flow Rate per Unit Width and Hydraulic Transmissivity of a Geosynthetic Using a Constant Head

    (What is a Work Item?)

    Active Standard: D4716 / D4716M - 20

    Developed by Subcommittee: D35.03 | Committee D35 | Contact Staff Manager



    WK72100


    Keywords

    geosynthetics; hydraulic transmissivity; in-plane flow; index test; performance test;

    Rationale

    We want to add an Appendix with a procedure for determining the long-term transmissivity of a sample by using a combination of a Compressive Stepped-Isothermal Testing and Thickness-Dependent Transmisssivity.

    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    02-27-2020

    Technical Contact:
    Richard Lacey

    Item:
    008

    Ballot:
    D35 (20-03)

    Status:
    Ballot Item Approved as D4716/D4716M-2020 and Pending Publication